US Pat. No. 10,711,678

ABNORMALITY DIAGNOSIS DEVICE FOR REDUCING AGENT ADDING DEVICE

TOYOTA JIDOSHA KABUSHIKI ...

1. An abnormality diagnosis device applied to a reducing agent adding device comprising:an addition valve configured to add a reducing agent to an exhaust gas flowing through an exhaust passage of an internal combustion engine;
an electric pump configured to pump up the reducing agent stored in a reducing agent tank;
a reducing agent passage configured to introduce the reducing agent discharged from the pump to the addition valve;
a pressure sensor configured to detect a pressure in the reducing agent passage; and
a controller comprising at least one processor, the controller configured to:
control a voltage to be applied to the pump to a diagnostic voltage which is a voltage at which the pressure detected by the pressure sensor becomes a predetermined pressure, in a state where the addition valve is closed;
switch the addition valve from a valve closed state to a valve open state in a state where the voltage to be applied to the pump is maintained at the diagnostic voltage;
obtain a diagnostic parameter, which is a parameter correlated with an amount of decrease in pressure in the reducing agent passage, based on the pressure detected by the pressure sensor after the addition valve is switched from the valve closed state to the valve open state;
carry out an abnormality diagnosis of the reducing agent adding device by making a comparison between the diagnostic parameter and a predetermined threshold value;
obtain a pump discharge capacity which is an amount of discharge per revolution of the pump; and
correct either one of the obtained diagnostic parameter and the predetermined threshold value, based on the obtained pump discharge capacity,
wherein the controller carries out the abnormality diagnosis of the reducing agent adding device by using the corrected diagnostic parameter or the corrected predetermined threshold value.

US Pat. No. 10,711,677

EXHAUST AFTERTREATMENT SYSTEM HAVING MIXER ASSEMBLY

Tenneco Automotive Operat...

1. A mixer assembly for mixing an injected reductant with an exhaust gas output from a combustion engine, comprising:a tubular housing including a reductant inlet, an exhaust gas inlet and an exhaust gas outlet, the tubular housing defining a longitudinal axis along which the exhaust enters the housing;
a diversion plate positioned within the housing downstream of the exhaust gas inlet and the reductant inlet and being intersected by the longitudinal axis, the diversion plate urging a first portion of the exhaust gas in a first transverse direction and a second portion of the exhaust gas in a second and opposite transverse direction, wherein the first and second portions of the exhaust gas are urged toward the reductant inlet; and
a mixing plate positioned within the housing immediately downstream of the diversion plate, the mixing plate including a surface shaped to swirl the exhaust gas and the reductant about an axis extending parallel to the longitudinal axis.

US Pat. No. 10,711,676

SYSTEM AND METHOD FOR DETERMINING REDUCTANT DELIVERY PERFORMANCE

Cummins, Inc., Columbus,...

1. A system comprising:a pump;
an injector in fluid communication with the pump; and
a controller communicatively coupled to the pump and the injector, the controller structured to:
interpret, via a pump diagnostic circuit, first and second pump parameters indicative of first and second pump rates;
interpret, via a dosing diagnostic circuit, first and second dosing parameters indicative of first and second reductant flows;
determine, via a delivery diagnostic circuit, a delivery status based on a change of reductant flow based on the first and second reductant flows relative to a change of pump rate of the pump; and
generate, via the delivery diagnostic circuit, a status command indicative of at least one of an under-restricted injector or an over-restricted injector in response to the determination of the delivery status.

US Pat. No. 10,711,675

METHOD OF DETERMINING OPERATION OF AN SCR REDUCTANT DOSER

DELPHI TECHNOLOGIES IP LI...

1. In a selective catalytic reductant dosing system including a reductant injector adapted to inject liquid reductant into an exhaust line, a method of analyzing flow of reductant through the reductant injector comprising:i) determining a measure of the temperature of the reductant injector prior to activation of the reductant injector;
ii) activating the reductant injector;
iii) determining a measure of the temperature of the reductant injector subsequent to activation of the reductant injector;
iv) analyzing the flow of reductant through the reductant injector consequential to activation of the reductant injector by analyzing a change in the measure of temperature prior to activation of the reductant injector and the measure of temperature of the reductant injector subsequent to activation of the reductant injector.

US Pat. No. 10,711,673

EXHAUST PURIFICATION SYSTEM AND CONTROL METHOD

ISUZU MOTORS LIMITED, Sh...

1. An exhaust purification system comprising:a central processing unit (CPU) that acquires a fuel injection amount of a vehicle,
acquires a temperature of a catalyst for reducing and purifying nitrogen compounds in exhaust,
controls the temperature of the catalyst, and
causes an increase in the temperature of the catalyst when the temperature of the catalyst is lower than a predetermined threshold and the fuel injection amount satisfies a predetermined condition, and
wherein the CPU determines whether or not to cause the increase in the temperature of the catalyst by comparing the fuel injection amount with a threshold determined based on a rotational speed of an engine.

US Pat. No. 10,711,672

METHOD AND SYSTEM FOR CATALYST TEMPERATURE CONTROL

Ford Global Technologies,...

1. A method for expediting activation of an exhaust catalyst coupled to an engine, comprising:during a cold-start of the engine,
closing an exhaust throttle, disposed downstream of the exhaust catalyst, and an EGR valve while diverting at least a portion of throttled exhaust gas through an EGR cooler and then through a bypass passage joined to an EGR passage at a junction; and
opening and closing the exhaust throttle a plurality of times in response to an exhaust back-pressure estimated upstream of the throttle and downstream of the catalyst being higher than a threshold pressure while a temperature of the exhaust catalyst is below a threshold temperature.

US Pat. No. 10,711,671

METHOD, SYSTEM AND COMPUTER-PROGRAM PRODUCT FOR CONTROLLING THE PARTICULATE COMBUSTION DURING THE REGENERATION OF A PARTICULATE FILTER OF A DIESEL ENGINE

FCA Italy S.p.A., Turin ...

1. A method for controlling a diesel engine system, said system including a diesel engine, an exhaust line for exhaust gases from the engine, a particulate filter interposed in the exhaust line and an electronic control unit for controlling a plurality of fuel injectors associated with cylinders of the engine,wherein when an accumulated particulate mass in said filter reaches a predetermined threshold amount, a filter regeneration mode is activated, including activating post-injections of fuel by controlling said plurality of injectors, which determines a start of an automatic filter regeneration step, which is caused by an increase in temperature of the exhaust gases fed to the filter, where said increase in temperature is sufficient to burn particulate present in the filter, said method comprising:
receiving a value of said accumulated particulate mass and a temperature value upstream of the filter,
activating an overheating mode that is configured for interrupting particulate combustion, said overheating mode including deactivating said post-injections of fuel, whenever a critical condition occurs for at least a first period of time, said critical condition being a condition wherein said temperature value upstream of the filter exceeds a first threshold value, and
resuming said regeneration mode following a disappearance of said critical condition,
wherein said first threshold value and said first time period are calculated as a function of the accumulated particulate mass in the filter,
wherein said calculated first threshold value and said first period of time increase in time as the particulate mass accumulated in the filter decreases.

US Pat. No. 10,711,670

MUFFLER

ORBITAL AUSTRALIA PTY LTD...

1. A muffler comprising a body defining a plurality of chambers disposed one about another, the plurality of chambers being defined between two opposed side walls, each chamber being separated from a respective adjacent chamber by a common wall therebetween, an inlet for delivery of exhaust gas into one of the chambers and an outlet for discharge of exhaust gas from another of the chambers, adjacent chambers being interconnected for exhaust gas flow from the inlet to the outlet, the plurality of chambers comprising an inner chamber and an outer chamber, an opening in one side wall, the opening being aligned with and communicating directly with an adjacent portion of the inner chamber, the cross-sectional area of the opening being smaller than the cross-sectional area of the portion of the inner chamber with which it communicates, wherein the inlet or the outlet comprises the opening, each chamber communicating with a respective adjacent chamber for exhaust gas flow therebetween through one or more flow passages in the respective common wall between the two adjacent chambers, the one or more flow passages in each common wall having a combined cross-sectional flow area greater than the cross-sectional flow area of the outlet through which exhaust gas is discharged, and wherein the body has length, breadth and depth dimensions, the depth dimension being smaller than the length and breadth dimensions, and the depth dimension being less than half the breadth dimension.

US Pat. No. 10,711,669

INSIDE-OUT ROTATING COALESCER WITH GAS EXIT THROUGH HOLLOW SHAFT

CUMMINS FILTRATION IP, IN...

1. A rotating coalescer comprising:a housing comprising:
a first housing section having a blowby gas inlet structured to receive crankcase blowby gases from a crankcase; and
an oil outlet;
an endcap;
filter media arranged in a cylindrical shape, the filter media coupled to and positioned between the first housing section and the endcap, the filter media structured to receive unfiltered crankcase blowby gases from radially inside the filter media with respect to a central axis and filter the crankcase blowby gases passing radially through the filter media via inner and outer surfaces of the filter media by coalescing and separating oils and aerosols contained in the crankcase blowby gases;
a hollow shaft extending through the housing and positioned radially inside of the filter media, the hollow shaft forming a blowby gas outlet structured to route the crankcase blowby gases filtered after radially passing through the filter media via the inner and outer surfaces of the filter media out of the housing; and
a drive mechanism operatively coupled to the hollow shaft, the drive mechanism structured to rotate the hollow shaft and the housing.

US Pat. No. 10,711,668

LUBRICATION SYSTEM MONITORING ASSEMBLY AND METHOD

Ford Global Technologies,...

1. A monitoring assembly, comprising:a sensor that provides a first output when a lubricant reservoir holds a first amount of a contaminant, and a different, second output when the lubricant reservoir holds a different second amount of the contaminant; and
a lubrication system monitoring controller operatively coupled to the sensor and configured to initiate a maintenance mode in response to the second output, the maintenance mode including starting an internal combustion engine,
wherein the sensor is an optical sensor that includes a detector, wherein the lubrication system monitoring controller is configured to calculate an average intensity of light received by the detector at various wavelengths, and further configured compare the average intensities to at least one threshold infrared intensity when assessing whether or not to initiate the maintenance mode.

US Pat. No. 10,711,667

INTERNAL COMBUSTION ENGINE WITH TUBULAR VALVES AND BRAKING SYSTEM

1. A valve for an internal combustion engine, comprising:a completely hollow tube;
at least one port in the hollow tube, the at least one port being configured to access an air inlet or an exhaust of a cylinder in an engine block;
a completely hollow tubular outer insulator outside of the hollow tube, the outer insulator being fixed to a cylinder head; and
a completely hollow tubular inner insulator inside of the hollow tube,wherein the valve is configured such that air or exhaust passes through a length of the hollow tubular inner insulator parallel to a wall of the hollow tubular inner insulator.

US Pat. No. 10,711,666

METHODS AND SYSTEMS FOR CYLINDER VALVE DEACTIVATION

Ford Global Technologies,...

1. A method, comprising:while operating an engine in a first condition,
sending a lower command signal to a cylinder deactivation valve control (CDVC) system without actuating a cylinder valve transition;
determining an impedance of a solenoid of the CDVC system while sending the lower command signal; and
actuating the cylinder valve transition responsive to the determined impedance by sending a higher command signal to the CDVC system.

US Pat. No. 10,711,665

METHOD FOR ASSEMBLING A CAMSHAFT IN A MODULE BODY

THYSSENKRUPP PRESTA TECCE...

1. A method for assembling a camshaft that comprises a main shaft on which at least two sliding cam pieces are disposed in a rotationally-fixed and axially-displaceable manner, wherein each of the at least two sliding cam pieces comprises cam groups and a respective carrier tube with the cam groups seated on each respective carrier tube, wherein each cam group comprises at least two cam tracks for valve-control purposes, the camshaft further comprising an adjustment element configured to axially displace the at least two sliding cam pieces an axial displacement distance, the method comprising:providing a module body that has closed bearing bridges for receiving the camshaft in a rotatable manner;
inserting a first sliding cam piece of the at least two sliding cam pieces axially into a first bearing bridge of the closed bearing bridges;
connecting the first sliding cam piece to the adjustment element;
inserting a second sliding cam piece of the at least two sliding cam pieces axially into a second bearing bridge of the closed bearing bridges; and
connecting the second sliding cam piece to the adjustment element so as to permit the at least two sliding cam pieces to move the axial adjustment distance.

US Pat. No. 10,711,664

VALVE TRAIN HAVING A SLIDING CAM ELEMENT

THYSSENKRUPP PRESTA TECCE...

1. A valve drive comprising:a sliding cam element that is disposed on a carrier shaft so as to be axially displaceable along an axis of rotation of the carrier shaft, wherein the sliding cam includes a first cam profile group with first cam profile sections of mutually different form and a second cam profile group with second cam profile sections of mutually different form, wherein the first cam profile sections have a same configuration as the second cam profile sections; and
a pick-off element by way of which a control movement is picked off from the first and second cam profile sections and transmitted to a valve, wherein the two cam profile groups interact with the pick-off element to jointly control the valve.

US Pat. No. 10,711,662

SYSTEM COMPRISING A PUMPING ASSEMBLY OPERATIVELY CONNECTED TO A VALVE ACTUATION MOTION SOURCE OR VALVE TRAIN COMPONENT

JACOBS VEHICLE SYSTEMS, I...

1. A system for supplying hydraulic fluid in an internal combustion engine comprising at least one engine valve operatively connected to a valve actuation motion source via a valve train, the system comprising:a pumping assembly disposed within a housing, wherein the housing is a rocker arm or a valve bridge, the pumping assembly comprising a pumping piston bore formed in and integral to the housing and a pumping piston disposed in the pumping piston bore;
a hydraulic circuit disposed within the housing, in fluid communication with the pumping piston bore, and comprising a supply pressure hydraulic fluid input and an increased pressure hydraulic fluid output, wherein the increased pressure hydraulic fluid output does not directly convey valve actuation motions to the at least one engine valve;
a one-way valve disposed within the hydraulic circuit between the supply pressure hydraulic fluid input and the pumping assembly, and configured to prevent fluid flow from the hydraulic circuit toward the supply pressure hydraulic fluid input; and
a source of pumping motions operatively connected to the pumping assembly, wherein the pumping motions applied to the pumping assembly cause the pumping assembly to transmit hydraulic fluid received via the supply pressure hydraulic fluid input to the increased pressure hydraulic fluid output.

US Pat. No. 10,711,661

METHOD AND DEVICE FOR OPERATING A DRIVE UNIT, DRIVE UNIT, MOTOR VEHICLE

Robert Bosh GmbH, Stuttg...

1. A method for operating a drive apparatus of a motor vehicle, the drive apparatus having a reciprocating-piston engine and an exhaust-gas-driven turbocharger having an electrical machine, the method comprising:operating the reciprocating-piston engine in a four-stroke mode during on-load operation;
operating the electrical machine of the exhaust-gas-driven turbocharger in generator mode during overrun operation of the reciprocating-piston engine; and
operating the reciprocating-piston engine in a two-stroke mode during the overrun operation,
wherein at least one camshaft of the reciprocating-piston engine is operated with a four-stroke cam profile during the on-load operation, and with a two-stroke cam profile during the overrun operation, wherein the at least one camshaft is embodied as an axially adjustable camshaft.

US Pat. No. 10,711,660

CAMSHAFT CONNECTOR OF AN ELECTRIC-HYDRAULIC CAMSHAFT PHASER ASSEMBLY

1. An electric-hydraulic camshaft phaser assembly, comprising:a hydraulic camshaft phaser including:
a stator arranged to receive rotational torque and including a plurality of radially inwardly extending protrusions;
a rotor arranged to be non-rotatably connected to a first camshaft and including a plurality of radially outwardly extending protrusions circumferentially interleaved with the plurality of radially inwardly extending protrusions; and,
a plurality of chambers bounded at least in part by the plurality of radially inwardly extending protrusions and the plurality of radially outwardly extending protrusions; and,
an electric camshaft phaser including:
an input non-rotatably connected to the stator;
an output gear; and,
at least one protrusion fixed to the output gear and arranged to be inserted into at least one slot of a second camshaft, wherein the at least one protrusion is arranged to transmit rotational torque from the output gear to the second camshaft.

US Pat. No. 10,711,659

DRIVE ADAPTER FOR CONCENTRIC CAMSHAFT ASSEMBLY

1. A camshaft phaser for a concentric camshaft assembly comprising:a stator defining a cavity and configured to receive power from an engine crankshaft;
a rotor supported within the cavity and rotatable relative to the stator;
a drive adapter including a shank and a head, the shank being extendable through the rotor and configured to engage with an inner camshaft, the head having an end face defining a first key feature and a continuous groove;
a drive plate fixed to the stator and including a radial wall defining a second key feature engageable with the first key feature to rotationally fix the drive adapter to the drive plate; and
an annular gasket received in the groove and sealable with the wall.

US Pat. No. 10,711,658

TRIGGER WHEEL AND DRIVE PLATE FOR A CONCENTRIC CAMSHAFT

1. A camshaft adjuster for an internal combustion engine, the camshaft adjuster comprising:a rotor;
a stator disposed about the rotor in a slideable engagement such that the stator and rotor are rotatable relative to each other;
a trigger wheel configured to interact with an associated sensor for detection of an angular speed or position of the trigger wheel, wherein the trigger wheel has an axial face that defines an opening; and
a drive plate configured to be non-rotatably fixed with an inner camshaft and rotatable relative to the trigger wheel, wherein the drive plate has a tab with an axially-extending portion extending through the opening in the trigger wheel.

US Pat. No. 10,711,657

MECHANICAL CAM PHASING SYSTEMS AND METHODS

HUSCO AUTOMOTIVE HOLDINGS...

1. A cam phasing system configured to vary a rotational relationship between a cam shaft and a crank shaft of an internal combustion engine, the cam phasing system comprising:a sprocket hub;
a cradle rotor at least partially received within the sprocket hub and configured to rotate relative to the sprocket hub;
a plurality of locking assemblies arranged between the sprocket hub and the cradle rotor;
a spider rotor;
a helical slot;
an axial slot, wherein the helical slot and the axial slot are configured in one of the following configurations:
the helical slot being rotationally coupled to the spider rotor for rotation therewith, and the axial slot being rotationally coupled to the cradle rotor or the sprocket hub for rotation therewith; or
the helical slot being rotationally coupled to the sprocket hub or the cradle rotor, and the axial slot being rotationally coupled to the spider rotor for rotation therewith; and
a helix rod including a pin extending through the helical slot and the axial slot, wherein axial displacement of the helix rod is configured to rotate the spider rotor in a desired direction due to the interaction between the pin, the helical slot, and the axial slot, and
whereby rotation of the spider rotor in the desired direction to a known rotary position unlocks the plurality of locking assemblies, which, in turn, allows relative rotation between the cradle rotor and the sprocket hub until the cradle rotor or the sprocket hub rotationally follows the spider rotor in the desired direction to the known rotary position.

US Pat. No. 10,711,656

CONTROL APPARATUS OF VALVE OPENING/CLOSING TIMING CONTROL MECHANISM

AISIN SEIKI KABUSHIKI KAI...

1. A control apparatus of a valve opening/closing timing control mechanism configured by includinga driving side rotating body configured to rotate synchronously with rotation of a crankshaft of an internal combustion engine;
a driven side rotating body configured to rotate integrally with a camshaft for opening or closing of a valve that opens or closes a combustion chamber;
a stopper unit configured to determine a mechanical operation limit on a most retarded angle side and a mechanical operation limit on a most advanced angle side of the driven side rotating body with respect to the driving side rotating body by virtue of a gap between a portion of the driven side rotating body and a portion of the driving rotating body corresponding to the stopper unit no longer being formed; and
an electric motor configured to control a relative rotation phase between the driving side rotating body and the driven side rotating body,
the control apparatus comprising:
a phase controller configured to control the electric motor to reduce, when a target phase is set, a deviation between the target phase and a current first actual phase detected by a phase detection unit that detects the relative rotation phase and to reduce power to be supplied to the electric motor as the deviation decreases; and
a control target setting unit configured to set, instead of the target phase, a first target phase displaced from the target phase to a side of the first actual phase by a set angle in an operation direction in which the deviation is reduced when the target phase is set to a most retarded angle phase or a most advanced angle phase that is an operation limit of the stopper unit,
wherein the phase controller executes a first phase control that is a phase control of reducing a deviation between the set first target phase and the current first actual phase,
wherein, after convergence of the first phase control so that the relative rotation phase is displaced from the first actual phase to the first target phase, the gap between the portion of the driven side rotating body and the portion of the driving rotating body corresponding to the stopper unit is formed.

US Pat. No. 10,711,655

ROCKER ARM ASSEMBLY HAVING A HYDRAULIC LASH ADJUSTER

Caterpillar Inc., Peoria...

17. A method for retrofitting a rocker arm assembly for an engine, the method comprising:removing a first rocker arm assembly from the engine such that a camshaft of the engine remains in the engine;
providing a second rocker arm assembly that comprises:
a rocker shaft;
a rocker arm connected to the rocker shaft such that the rocker arm can pivot relative to the rocker shaft, the rocker arm having a first end, a second end, and a first oil passage;
a pushrod having a top end and a bottom end, the top end being connected to the second end of the rocker arm and the bottom end configured for engaging the camshaft of the engine;
a hydraulic lash adjuster comprising:
a housing;
a first body member disposed in the housing such that a first radial clearance exists between an outer surface of the first body member and an inner surface of the housing, where the first body member comprises a first bore and an opening in fluid communication with the first oil passage of the rocker arm;
a second body member disposed in the first bore of the first body member such that a second radial clearance exists between the inner surface of the first bore of the first body member and an outer surface of the second body member, wherein the second radial clearance is less than the first radial clearance, wherein the second body member comprises a second bore;
a check valve configured to allow oil to flow through the opening of the first body member when the check valve is in an open position and configured to prevent the flow of oil through the opening when the check valve is in a closed position; and
a biasing member disposed in the second bore of the second body member; and
inserting the second rocker arm assembly into the engine such that the bottom end of the pushrod engages the camshaft of the engine and the front end of the rocker arm engages a valve assembly of the engine.

US Pat. No. 10,711,654

VALVE TIMING CONTROLLER

AISIN SEIKI KABUSHIKI KAI...

1. A valve timing controller comprising:a driving side rotation member that synchronously rotates with a crankshaft of an internal combustion engine;
a driven side rotation member which is disposed coaxially with a rotary shaft center of the driving side rotation member and rotates integrally with a valve opening/closing cam shaft;
an advancing chamber and a retarding chamber which are formed between the driving side rotation member and the driven side rotation member;
a valve unit that is disposed coaxially with the rotary shaft center and controls feeding and discharging of a fluid to and from the advancing chamber and the retarding chamber; and
a tubular valve case which has an internal space that extends in a direction along the rotary shaft center, accommodates the valve unit in the internal space, has an opening that is open to an outside at one end in the direction along the rotary shaft center, and has a bottom portion at an other end,
wherein the valve unit includes
a fluid supply pipe having a base end portion accommodated on a bottom portion side of the valve case, and a pipeline portion, wherein the pipeline portion extends along the rotary shaft center from the base end portion toward an opening side of the valve case, has a diameter smaller than a diameter of the base end portion, and has a bottom surface, and
a spool which is disposed slidably in the direction along the rotary shaft center in a state of being guided on an inner peripheral surface of the valve case and an outer peripheral surface of the pipeline portion of the fluid supply pipe,
the valve case includes an advancing port and a retarding port which are formed across the internal space from the outer peripheral surface and respectively communicate with the advancing chamber and the retarding chamber,
the spool includes a plurality of land portions formed at an outer periphery of the spool, and an intermediate hole portion that is formed in an intermediate position of a pair of adjacent land portions of the plurality of land portions and configured to communicate with the advancing port or the retarding port from an inside of the spool by a sliding movement of the spool,
the fluid supply pipe includes a supply port that is provided at an outer periphery of a distal end portion of the pipeline portion and is configured to supply the fluid from an inside of the fluid supply pipe to the intermediate hole portion, and to receive the supply of the fluid from a side of the base end portion opposite the pipeline portion to the pipeline portion, and
the valve case has a first check valve that is provided on the bottom portion side of the valve case, and is configured to allow at least a part of the fluid discharged from the advancing chamber or the retarding chamber to a space between the valve case and the spool to flow from the space to a space further on the bottom portion side than on the base end portion side in the internal space.

US Pat. No. 10,711,653

PROCESS AND SYSTEM FOR EXTRACTING USEFUL WORK OR ELECTRICITY FROM THERMAL SOURCES

1. A process of extracting useful work or electricity from a thermal source, the process comprising the steps of:(a) filling a first side of a first heat exchanger with a liquid or supercritical working fluid;
(b) closing fluid flow in and out of the first side of the first heat exchanger such that a fixed volume of the working fluid is maintained in the first side;
(c) providing a flow of a collection fluid, that is at a higher temperature than the working fluid as a result of heat from the thermal source, through a second side of the first heat exchanger that is adjacent to the first side to affect a transfer of heat from the collection fluid to the fixed volume of the working fluid to raise its temperature and pressure;
(d) releasing the pressurized working fluid from the first side of the first heat exchanger upon the working fluid reaching a threshold state;
(e) directing a flow of the pressurized working fluid to an expander capable of converting the kinetic energy of the pressurized working fluid into useful work or electricity;
(f) providing a cooling conduit comprising a cooling fluid circulating therein, a compressor that compresses the cooling fluid, a second heat exchanger downstream of the compressor, a pressure reduction valve downstream of the second heat exchanger that expands the cooling fluid, and a third heat exchanger downstream of the pressure reduction valve;
(g) directing a flow of the collection fluid through the second heat exchanger such that the collection fluid absorbs heat from the cooling fluid; and
(h) directing a flow of the working fluid after it exits the expander through the third heat exchanger such that the cooling fluid absorbs heat from the working fluid.

US Pat. No. 10,711,652

STEAM TURBINE PLANT

MITSUBISHI HITACHI POWER ...

1. A steam turbine plant comprising:a steam generator;
a steam turbine;
a condenser;
a main steam piping connecting the steam generator and the steam turbine;
a bypass piping branched from the main steam piping and bypassing the steam turbine;
a bypass valve provided in the bypass piping;
a warming piping branched from a portion of the bypass piping upstream of the bypass valve or from a main body of the bypass valve and joining the main steam piping;
a warming valve provided in the warming piping; and
a control system that controls the warming valve,
wherein the control system is configured to output a signal for controlling the warming valve in such a manner as to control a metal temperature of the bypass valve to within predetermined temperature ranges as follows:
(1) being equal to or higher than a saturated temperature of steam flowing into the bypass valve, the saturated temperature being a saturated temperature of the flowing-in steam at a steam pressure during a normal operating;
(2) having a temperature difference from the flowing-in steam of equal to or less than a first allowable value set in advance as an allowable value for thermal shock or thermal deformation produced on a material of the bypass valve; and
(3) being equal to or lower than a second allowable value set in advance based on a relationship between the material of the bypass valve, the metal temperature of the bypass valve, and a formation rate of steam oxidation scale.

US Pat. No. 10,711,651

ROTATING DEVICE FOR A GAS TURBINE AND METHOD FOR ROTATING A COMPONENT

Siemens Aktiengesellschaf...

1. A rotating device for rotating a rotor of a partially opened gas turbine, the partially opened gas turbine comprising a rotor, a lower half of a guide apparatus, and a lower half of an outer casing, the rotating device comprising:a frame configured to be installed on parting joints of the lower half of the outer casing of the partially opened gas turbine,
a collar comprising support arms configured to be connected to parting joints of the lower half of the guide apparatus, the collar further configured to be connected in a force-fitting manner to the rotor of the gas turbine such that a semi-circular receiving section of the collar is adapted to a cross-sectional circumferential shape of the rotor so that rotation of the collar is imparted to the rotor via the collar, and
a force-transmitting connection comprising a cable configured to be connected between the frame and the collar to impart a force on the collar when tensioned to rotate the collar, thereby simultaneously rotating the lower half of the guide apparatus and the rotor.

US Pat. No. 10,711,650

INTERNAL STRUCTURE OF A PRIMARY EXHAUST DUCT

AIRBUS OPERATIONS SAS, T...

1. An internal structure of a primary exhaust duct of a turbomachine, the internal structure comprising:a primary wall comprising a surface of revolution, allowing air to pass through orifices at each end of the surface of revolution and forming an internal surface of the primary exhaust duct,
an interior skin, comprising a surface of revolution, arranged inside the primary wall and extending between an upstream flank configured to face toward the front of the turbomachine and a downstream flank configured to face toward the rear of the turbomachine, and
a plurality of spacers angularly distributed around a periphery of the interior skin and fixed between the primary wall and the interior skin, wherein each spacer adopts a C-section shape with a central wall and two flanges, wherein the central wall has a through-recess, and wherein each spacer comprises a flap configured to move, according to temperature, between a closed position in which the flap closes off the through-recess and an open position in which the flap does not close off the through-recess.

US Pat. No. 10,711,649

COMPRESSOR CASING REPAIR ASSEMBLY AND METHOD

Mitsubishi Hitachi Power ...

1. A method for repairing a compressor casing of a gas turbine engine, the method comprising:positioning an arcuate track within the casing;
mounting the track within the casing on a plurality of position adjustable mounts;
adjusting a radial position of the track relative to the casing using the plurality of position adjustable mounts such that the track is spaced radially inward of the casing and in a substantially concentric arrangement from an inner surface of the casing;
machining the inner surface of the casing along a first path by moving a carrier along the track with a machining device positioned in at least a first axial position and a first angle relative to the track;
adjusting the machining device from the at least the first axial position and the first angle to at least a second axial position and a second angle relative to the track with the track remaining in a same position relative to the casing; and
machining the inner surface of the casing along a second path by moving the carrier along the track with the machining device positioned in the second axial position and the second angle.

US Pat. No. 10,711,648

NOSECONE SUPPORT

RAYTHEON TECHNOLOGIES COR...

1. A nosecone support of a gas turbine engine, comprising:a spar to extend radially from a nosecone with respect to an engine longitudinal axis, wherein the spar is configured to attach to a case to support the nosecone such that the spar is axially aligned with the nosecone and with the case relative to the engine longitudinal axis; and
wherein the spar includes a first end directly secured to the nosecone and an opposing second end secured to a compressor case.

US Pat. No. 10,711,647

GAS TURBINE CASING AND GAS TURBINE

MITSUBISHI HEAVY INDUSTRI...

1. A gas turbine casing configured to accommodate a compressor, a combustor, and a turbine, the gas turbine casing comprising:a first casing having a cylindrical shape and having a first flange portion, the first flange portion having a ring shape and being provided at an axial end of the first casing, the first flange portion having a plurality of first connecting holes provided along a circumferential direction of the first flange portion;
a plurality of first notches provided on an outer periphery of the first flange portion such that the respective first notches are provided between the first connecting holes;
a second casing having a cylindrical shape and having a second flange portion, the second flange portion having a ring shape being provided at an axial end of the second flange portion, the second flange portion having a plurality of second connecting holes provided along a circumferential direction of the second flange portion;
a plurality of second notches provided on an outer periphery of the second flange portion such that the respective second notches are provided between the second connecting holes; and
a plurality of fastening bolts to fasten the first flange portion and the second flange portion with the portions being closely attached to each other and with each fastening bolt penetrating the corresponding first connecting hole and the corresponding second connecting hole, wherein
set values for a first radial direction rate L/H are set such that a maximum stress acting on the first connecting holes and the second connecting holes and a maximum stress acting on the first notches and the second notches each become less than or equal to a preset reference value, where H is a length of each of the first flange portion and the second flange portion in a radial direction, and L is a length of each of the first notch and the second notch in a radial direction.

US Pat. No. 10,711,646

CATCH ASSEMBLY FOR CONTROLLING OPENING OF A DOOR

Rohr, Inc., Chula Vista,...

1. A catch assembly, comprising:a keeper;
a guide; and
a catch including a catch mount, a catch arm and a catch hook;
the catch arm cantilevered from the catch mount, and extending longitudinally away from the catch mount to a distal end of the catch; and
the catch hook connected to the catch arm at the distal end;
wherein the catch is configured to bias the catch hook against the guide, and the catch hook is configured to slide longitudinally along the guide from a first position to a second position where the catch hook engages the keeper; and
wherein the catch hook is configured to lift off from the guide and disengage from the keeper when the catch arm is subject to an external force with at least a component that is greater than and opposite to an internal force that biases the catch hook against the guide.

US Pat. No. 10,711,645

MULTIPLE RESERVOIR LUBRICATION SYSTEM

UNITED TECHNOLOGIES CORPO...

1. A lubrication system for use with a gas turbine engine comprising:a first reservoir for containing a lubricant, wherein the first reservoir includes a first discharge passage through which the lubricant is flowable in a first direction;
a second reservoir for containing the lubricant, wherein the second reservoir includes a second discharge passage through which the lubricant is flowable in a second direction, wherein the first direction is generally opposite to the second direction;
a first pump that pumps the lubricant from the first reservoir;
a second pump that pumps the lubricant from the second reservoir; and
a manifold to distribute a constant and uninterrupted supply of the lubricant to a bearing, wherein the lubricant from the first pump and the second pump flows into the manifold to combine into a common flow, and the common flow exits the manifold through a common manifold discharge;
a valve, wherein the lubricant flows from the common manifold discharge of the manifold to an input of the valve, the valve including a first output fluidly connected to the bearing, a second output, and a third output;
a third discharge passage bypassing the bearing and fluidly connecting the second output to the first reservoir; and
a fourth discharge passage bypassing the bearing and fluidly connecting the third output to the second reservoir.

US Pat. No. 10,711,644

METHOD AND SYSTEM TO ENSURE FULL OIL TUBES AFTER GAS TURBINE ENGINE SHUTDOWN

RAYTHEON TECHNOLOGIES COR...

1. A gas turbine engine comprising:a bearing compartment having an inlet;
a supply line that splits into a supply conduit and a reservoir conduit that are fluidly parallel to one another for a length, the reservoir conduit fluidly rejoining the supply conduit at a junction, the supply conduit fluidly connected to the inlet, the junction upstream of the inlet, and the reservoir conduit including a flow restrictor upstream from the junction; and
a main pump fluidly connected to the supply line and configured to supply a lubricant to the bearing compartment through the supply line and supply and reservoir conduits in an operating state, the main pump having a non-operating state in which the reservoir conduit is configured to more slowly refill the supply conduit through the flow restrictor with the reservoir conduit than the lubricant can evacuate from the supply conduit.

US Pat. No. 10,711,643

TURBINE ENGINE WITH AN OIL GUIDING DEVICE AND METHOD FOR DISASSEMBLING THE TURBINE ENGINE

SAFRAN AIRCRAFT ENGINES, ...

1. A turbine engine provided with a longitudinal rotation axis, the turbine engine comprising a radial shaft with a radial axis said radial shaft forming part of a pitch change system for blades of a propeller, said radial shaft traversing a radial passage of a cylindrical case around the longitudinal rotation axis, andwherein the turbine engine further comprises an annular oil guiding device that extends around the radial shaft, said annular oil guiding device comprising a first annular part and a second annular part nested in one another and secured to one another by hooping, the first part being secured by hooping to the radial shaft and the second part being configured to be separated from the first part by a force oriented along the radial axis and exerted on the second part by a member of the turbine engine forming a stop during a radial movement of the radial shaft.

US Pat. No. 10,711,642

GAS TURBINE ENGINE LUBRICATION SYSTEM AND APPARATUS WITH BOOST PUMP SYSTEM

Raytheon Technologies Cor...

1. A lubrication system for a gas turbine engine having a plurality of components,the lubrication system comprising:
a supply source of a fluid lubricant;
a main supply pump including a first fluid flow inlet port and a first fluid flow exit port, the first fluid flow inlet port in fluid communication with the supply source, and the first fluid flow exit port in fluid communication with the plurality of engine components;
the main supply pump configured to receive a source fluid lubricant flow from the supply source at a first pressure at the first fluid flow inlet port, and the main supply pump configured to produce a supply fluid flow at a second pressure at the first fluid flow exit port, wherein the second pressure is greater than the first pressure; and
a boost pump system including a boost pump, the boost pump including a second fluid flow inlet port and a second fluid flow exit port, the second fluid flow inlet port in fluid communication with the supply source, and the second fluid flow exit port in selective fluid communication with at least one of the plurality of engine components;
the boost pump system configured to produce a boost supply fluid flow at a third pressure at the second fluid flow exit port, wherein the third pressure is greater than the second pressure, and the lubrication system configured to provide the boost supply fluid flow to at least one said component independently of the supply fluid flow.

US Pat. No. 10,711,641

COMPRESSOR WITH A THERMAL SHIELD AND METHODS OF OPERATION

NUOVO PIGNONE SRL, Flore...

1. A gas compressor comprising:a casing with a gas inlet and a gas outlet;
a compressor bundle arranged in the casing;
a thermal shield arranged between the compressor bundle and the casing and configured to reduce heat transfer from a gas flow processed through the gas compressor to the casing;
a discharge duct comprising a thermal insulating arrangement configured to reduce heat transfer from the gas flow to an inner surface of the discharge duct;
a volute configured to collect and deliver a compressed gas towards the gas outlet; and
at least a first thermal shield arranged between the volute and the casing.

US Pat. No. 10,711,639

TURBOMACHINE

Mahle International GmbH,...

1. A turbomachine, comprising:a housing surrounding a turbine chamber;
a turbine arranged in the turbine chamber of the housing and configured to be acted on with a working medium;
a flow duct coupled to the turbine for conveying the working medium, the flow duct including an upstream duct portion for feeding the working medium to the turbine and a downstream duct portion for discharging the working medium from the turbine;
at least one bypass channel configured to heat the housing by transferring heat from the working medium to the housing, the at least one bypass channel structured and arranged to extend completely within the housing and guide the working medium around the turbine, wherein an inlet side of the at least one bypass channel is connected to the upstream duct portion at a first coupling point and an outlet side of the at least one bypass channel is connected to the downstream duct portion at a second coupling point;
at least one heat-insulated bypass channel extending at least partially in the housing and configured to bypass the turbine, the at least heat-insulated bypass channel configured to minimize heat transfer of the working medium to the housing;
a valve device disposed at the first coupling point and configured to divide a flow of the working medium among the turbine, the at least one bypass channel, and the at least one heat-insulated bypass channel, wherein the valve device is structured and arranged to redirect the flow of the working medium completely to the at least one bypass channel in a bypass mode;
at least one heat transfer element arranged in the at least one bypass channel to facilitate heat transfer to the housing, wherein the at least one heat transfer element includes ribs distributed circumferentially to one another about an interior surface of the at least one bypass channel and projecting radially towards a center of the at least one bypass channel with respect to a flow direction of the working medium flowing therethrough to facilitate heating the housing to an operating temperature greater than a condensation temperature of the working medium when the valve device is in the bypass mode; and
wherein the at least one bypass channel includes a plurality of bypass channels arranged separate from one another at various locations about the housing and structured to guide the working medium past the turbine, and wherein the plurality of bypass channels extend parallel to one another within the housing between the first coupling point and the second coupling point.

US Pat. No. 10,711,638

TURBINE ENGINE COMPONENT WITH VIBRATION DAMPING

RAYTHEON TECHNOLOGIES COR...

1. A turbine engine component for a gas turbine engine, the turbine engine component comprising:a body; and
a damping cover that covers part of or all of the body, wherein the part of the body includes at least one section of the body configured to be located within airflow of the gas turbine engine;
wherein the damping cover comprises a MAXMET composite,
wherein the MAXMET composite is a composite material comprising a MAX phase material and a metal component, the metal component being a metal matrix.

US Pat. No. 10,711,637

TURBINE COMPONENT ASSEMBLY

GENERAL ELECTRIC COMPANY,...

19. A turbine nozzle assembly, comprising:a nozzle end wall arranged to be disposed adjacent to a hot gas path, the nozzle end wall including a ceramic matrix composite (CMC) composition;
a nozzle outer wall adjacent to the nozzle end wall and arranged to be disposed distal from the hot gas path across the nozzle end wall; and
an interface shield disposed on a contact region of the nozzle end wall, the interface shield being in non-transitory direct contact with the nozzle outer wall,
wherein the interface shield is free of spring coils, elastomers, and woven metal meshes,
wherein the turbine nozzle assembly including the interface shield includes a higher wear resistance than a comparative nozzle assembly not including the interface shield disposed between the nozzle end wall and the nozzle outer wall, and
wherein the interface shield reduces thermal binding relative to the comparative nozzle assembly.

US Pat. No. 10,711,636

FEEDSTOCKS FOR USE IN COATING COMPONENTS

General Electric Company,...

1. A feedstock for use in coating a component, said feedstock comprising a powder mixture comprising a first powder comprising a plurality of first particles and a second powder comprising a plurality of second particles, said second powder being softer than said first powder, at least some of the plurality of first particles and at least some of the plurality of the second particles mechanically couple together to create a plurality of deformed particles, wherein the combination of the plurality of deformed particles and the plurality of second particles create localized areas of softer material within the feedstock.

US Pat. No. 10,711,635

FAN CASING WITH ANNULAR SHELL

General Electric Company,...

1. A turbine engine comprising:a fan having a plurality of circumferentially spaced blades rotatable about a rotational axis;
a multiple layer fan casing surrounding the fan to define a circumferential direction and extending axially to define a fan casing axial length and having a sub-portion axially extending region defining a blade impact zone, the multiple layers comprising:
an inner composite fiber layer co-extensive with the fan casing extending an axial length equal to the fan casing axial length and confronting the blades,
an outer composite fiber layer overlying the inner composite fiber layer; and
a woven glass layer sandwiched between the inner and outer composite fiber layers made from fibers having a higher puncture resistance than the fibers used in the inner composite fiber layer or the outer composite fiber layer;
wherein the inner composite fiber layer, outer composite fiber layer, and the woven glass layer overly the blade impact zone, and the outer composite fiber layer abuts the inner composite fiber layer beyond the blade impact zone.

US Pat. No. 10,711,634

AUTONOMOUS ENGINE HEALTH MANAGEMENT SYSTEM

Raytheon Technologies Cor...

1. An engine health monitoring system comprising:an engine component including a sensor system configured to monitor at least one parameter of the component while an engine including the engine component is in an off state;
an autonomous monitoring system coupled to the sensor system and configured to receive and store the at least one monitored parameter while an engine controller is unpowered; and
the engine controller is communicatively coupled to the autonomous monitoring system.

US Pat. No. 10,711,633

MAIN STOP VALVE

ELLIOTT EBARA TURBOMACHIN...

1. A main stop valve comprising:a hydraulic cylinder;
a piston arranged in the hydraulic cylinder;
a valve rod connected to the piston; and
a valve body connected to the valve rod and configured to block a steam passage,
wherein the main stop valve further comprises:
a pilot cylinder having a communication port in fluid communication with the hydraulic cylinder;
a rod connected in parallel with the valve rod and configured to be inserted from one end of the pilot cylinder;
a sliding ring provided on the rod; and
a pilot sleeve configured to be slidably fitted into an inner surface of the pilot cylinder and slidably fitted into an outer peripheral surface of the sliding ring in a section between the one end of the pilot cylinder and the communication port.

US Pat. No. 10,711,632

VARIABLE NOZZLES IN TURBINE ENGINES AND METHODS RELATED THERETO

General Electric Company,...

1. A turbine engine having a variable nozzle assembly that comprises:a variable nozzle having an airfoil that extends radially across an annulus formed between inner and outer platforms, the airfoil comprising inner and outer ends defined at the inner and outer platforms, respectively; and
a segmented shaft that translates a torque between segments included therewithin, the segmented shaft including a first and second segment;
wherein the first segment of the segmented shaft comprises:
the airfoil of the variable nozzle;
an outer stem extending from the outer end of the airfoil; and
an inner stem extending from the inner end of the airfoil;
wherein:
a first connector and a second connector connect the first segment to the inner platform and outer platform, respectively; and
a third connector connects the first segment to the second segment;
wherein:
the first connector and the second connector comprise a first spherical bearing and a second spherical bearing, respectively; and
the third connector comprises a first universal joint.

US Pat. No. 10,711,630

RETENTION AND CONTROL SYSTEM FOR TURBINE SHROUD RING

HONEYWELL INTERNATIONAL I...

1. A retention and control system comprising:a rotor configured to rotate about an axis;
a shroud ring having a peripheral groove and surrounding the rotor with a clearance defined between the rotor and the shroud ring;
a support ring engaging the shroud ring in the peripheral groove and configured to axially locate the shroud ring, and the support ring including a series of tabs projecting radially outward from the support ring, each tab having an aperture;
a retention spring engaging the support ring radially outward from the shroud ring, the retention spring including a series of openings, where each opening in the series of openings registers with a corresponding one of the apertures; and
an alignment pin extending through one of the openings and one of the apertures, the alignment pin configured to locate the support ring and the engaged shroud ring concentrically with the turbine about the axis.

US Pat. No. 10,711,629

METHOD OF CLEARANCE CONTROL FOR AN INTERDIGITATED TURBINE ENGINE

Generl Electric Company, ...

1. A method of operating an active clearance control system for an interdigitated turbine engine, the method comprising:flowing air from a compressor section to a rotatable outer shroud of an interdigitated turbine section; and
adjusting the flow of air to the outer shroud based at least on an engine condition of the turbine engine;
flowing air from a pressure plenum at a combustion section to a turbine bearing, the turbine bearing comprising an outer air bearing and an inner air bearing;
flowing air between the outer air bearing of the turbine bearing and a turbine rotor hub, the turbine rotor hub connected to the interdigitated turbine section;
flowing air between the inner air bearing of the turbine bearing and a shaft; and
flowing air from the turbine bearing to a pressure regulating valve.

US Pat. No. 10,711,628

SEALING FIN HAVING AN AXIALLY ASYMMETRIC TIP PORTION

MTU Aero Engines AG, Mun...

1. A rotor member for a gas turbine adapted for rotating about a central axis, the rotor member comprising:a blisk having a blisk rotor blade row extending around the central axis or a rotor disk having a mounting portion for installing rotor blades of a rotor blade row extending around the central axis; and
at least one annular sealing fin axially offset from the blisk rotor blade row or the rotor blade row or the mounting portion and extending coaxially therewith, and having a radially outer tip portion having a front flank facing the blisk rotor blade row or the rotor blade row or the mounting portion, and an opposite flank facing away from the front flank, the front flank being less steep than the opposite flank.

US Pat. No. 10,711,627

OPTIMIZED AERODYNAMIC PROFILE FOR AN ARM OF A STRUCTURAL CASING OF A TURBINE, AND STRUCTURAL CASING HAVING SUCH AN ARM

Safran Aircraft Engines, ...

1. An arm of a structural casing of a turbine having a central hub and a shroud, the arm connecting the central hub and the shroud, the arm presenting an aerodynamic profile that, when cold and in a non-coated state, is substantially identical to a nominal profile determined by Cartesian coordinates X,Y,Zadim given in Table 1, in which the coordinate Zadim is a quotient D/H, where D is a distance of a point under consideration from a first reference X,Y plane situated at a base of the nominal profile, and H is a height of said nominal profile measured from said first reference plane that is an intersection of a stacking axis of the arm and an axisymmetric surface of the central hub, out to a second reference plane that is an intersection of said stacking axis with an axisymmetric surface of the shroud, the measurements D and H being taken radially relative to an axial direction of the turbine, while the coordinate X is measured in the axial direction of the turbine, wherein the coordinates X and Y are expressed in millimeters (mm), andwherein: (1) said aerodynamic profile is defined within an envelope of ±1 mm in a direction normal to a surface of the nominal profile, (2) the coordinates X,Y of said aerodynamic profile lie within a range of ±5% relative to the coordinates X,Y of the nominal profile, or (3) the aerodynamic profile is positioned within ±10° with respect to the stacking axis.

US Pat. No. 10,711,626

GUIDE VANE RING AND TURBOMACHINE

MTU Aero Engines AG, Mun...

1. A guide vane ring for a turbomachine comprising,a plurality of rotatable guide vanes that are borne radially outward in a radial direction, and
an inner ring configured and arranged to stabilize the guide vanes,
wherein each of the plurality of rotatable guide vanes has an inner platform plate, and by a cylindrical surface of the inner platform plate, each of the plurality of guide vanes are guided by sliding in an uptake of the inner ring,
wherein a journal extends radially inward from the inner platform plate in each case, the journal having a minimum length that is greater than a minimum depth of the uptake, and being disposed without contact in a journal borehole without relative axial offset, between the inner ring and each of the plurality of guide vanes, the journal borehole passing through a bottom segment of a respective uptake,
wherein the minimum length of the journal and the minimum depth of the respective uptake each extend in the radial direction,
wherein the inner ring has two axially separated ring segments, one of the axially separated ring segments has a radially inward axial projection, which forms a contact region with the other of the axially separated ring segment, and at least one seal in contact with the radially inward axial projection, and
wherein the inner ring further has a plurality of cavities, radially inward relative to the uptakes, at least one of the plurality of cavities receiving a plurality of the journals, and a plurality of separating walls which separate the plurality of cavities from one another in a peripheral direction.

US Pat. No. 10,711,625

WALL CONSTRUCTION FOR GASPATH TRAVERSING COMPONENT

1. A gaspath traversing component of a gas turbine engine comprising:a wall having an outer edge surface exposed to the gaspath and a thickness relative to the gaspath, the wall having a plurality of layers of composite materials forming the thickness, the composite materials including fibers in epoxy, the composite materials exposed to the gaspath to wear as a result of exposure to the gaspath; and
at least one wear indication layer embedded between two of the plurality of layers of composite material, the at least one wear indication layer being made of a material different than that of both of the two of the plurality of layers of composite materials and being visually contrasting with the composite material, the at least one wear indication layer being positioned interiorly of at least one layer of said plurality of layers of composite material relative to the outer edge surface.

US Pat. No. 10,711,624

AIRFOIL WITH GEOMETRICALLY SEGMENTED COATING SECTION

RAYTHEON TECHNOLOGIES COR...

1. A gas turbine engine article comprising:an article body having a geometrically segmented coating section, the geometrically segmented coating section including
a wall having an outer side, the outer side including a series of at least three polygonal cells that are consecutively conjoined by common cell walls, each said polygonal cell defining a cell volume, and
a coating disposed in the array of cells, wherein the series of at least three polygonal cells includes:
(a) each said polygonal cell defining a flat cell floor, a sloped cell top plane, and a cell height from the flat cell floor to the sloped cell top plane, the cell height continuously decreasing across each said polygonal cell, and the cell volumes decreasing across the series, or
(b) each said polygonal cell defining a flat cell floor, a cell top plane, and a cell height from the flat cell floor to the cell top plane, the cell height being constant across each said polygonal cell, and the cell volumes decreasing across the series.

US Pat. No. 10,711,623

GAS TURBINE ENGINE AIRFOIL FREQUENCY DESIGN

Raytheon Technologies Cor...

1. A turbofan engine comprising: a fan section, wherein the fan section includes a hub: a core section includes a turbine section arranged fluidly downstream from the compressor section, a combustor arranged fluidly between the compressor and turbine sections, the fan and core sections configured to produce a thrust in a range 27,000-35,000 pounds-f (120,102-156,688 N); and an airfoil is fixedly supported in the hub in a dovetail arrangement, wherein the fan section has a circumferential array of the airfoil, the array providing a fan diameter in a range of 77-85 inches (1.8-2.2 m), the airfoil having first and second modes each having a frequency, the first mode has the lowest frequency, the second mode has an easywise bending component and has the second lowest frequency, the hub and the airfoil providing the first and second modes, and the second mode frequency is configured to be in a range of 100-140 Hz at a redline fan speed of 3100-3500 rpm, wherein the airfoil comprises an aluminum-based alloy with a density of 0.103 lb/in3 (2.85 g/cm3) and with a modulus of elasticity of 10.4 Mpsi (71 GPa) at room temperature.

US Pat. No. 10,711,622

CUTTING BLADE TIPS

RAYTHEON TECHNOLOGIES COR...

1. A blade, comprising:a blade body extending towards a blade tip surface along a longitudinal axis, the blade body defining a pressure side and a suction side;
a cutting edge integrally formed with the blade tip surface of the blade body; and
a coating disposed over the cutting edge, wherein the coating comprises abrasive particles.

US Pat. No. 10,711,621

TURBINE VANE ASSEMBLY WITH CERAMIC MATRIX COMPOSITE COMPONENTS AND TEMPERATURE MANAGEMENT FEATURES

Rolls-Royce plc, (GB)

1. A turbine vane assembly for a gas turbine engine, the turbine vane assembly comprisinga ceramic matrix composite vane adapted to conduct hot gases flowing through a primary gas path of the gas turbine engine around the turbine vane assembly during use of the turbine vane assembly, the ceramic matrix composite vane includes an outer wall that defines an outer boundary of the primary gas path, an inner wall spaced apart radially from the outer wall relative to an axis to define an inner boundary of the primary gas path, and an aerofoil that extends radially between and interconnects the outer wall and the inner wall, and the aerofoil formed to define an interior cavity that extends radially into the aerofoil, and
a metallic support strut located in the interior cavity formed in the aerofoil and configured to receive force loads applied to the ceramic matrix composite vane by the hot gases during use of the turbine vane assembly, the metallic support strut being spaced apart from the aerofoil at all locations radially between the outer boundary and the inner boundary of the primary gas path to define a cooling channel between the metallic support strut and the aerofoil,
wherein the metallic support strut has an outermost surface that faces the aerofoil and extends radially between the inner boundary and the outer boundary of the primary gas path in the cooing channel and the outermost surface has a surface roughness of about 6.3 ?m Ra or less to provide the metallic support strut with a reflectivity to reduce an amount of radiant and convective heat transfer to the metallic support strut from the ceramic matrix composite vane caused by a temperature difference between the ceramic matrix composite vane and the metallic support strut during use of the turbine vane assembly.

US Pat. No. 10,711,620

INSERT SYSTEM FOR AN AIRFOIL AND METHOD OF INSTALLING SAME

General Electric Company,...

1. An insert system for an airfoil, wherein the airfoil includes a plenum that extends into an aft portion of the airfoil, wherein the plenum includes a plenum inlet, and wherein an entirety of the plenum inlet is defined axially forward of the aft portion, said insert system comprising:a first insert comprising a first neck portion, said first insert sized for insertion into the plenum radially through the plenum inlet, wherein said first insert is movable aftward within the plenum into an installed position such that said first neck portion is positioned aftward in the plenum inlet; and
a second insert sized for insertion into the plenum radially through the plenum inlet forward of said first neck portion in the installed position, wherein said first insert and said second insert comprise a plurality of impingement openings defined therein.

US Pat. No. 10,711,619

TURBINE AIRFOIL WITH TURBULATING FEATURE ON A COLD WALL

1. A turbine airfoil comprising:an outer wall delimiting an airfoil interior, the outer wall extending span-wise along a radial direction of a turbine engine and being formed of a pressure sidewall and a suction sidewall joined at a leading edge and a trailing edge,
at least one partition wall positioned in the airfoil interior connecting the pressure and suction sidewalls along a radial extent so as define a plurality of radial cavities in the airfoil interior,
an elongated flow blocking body positioned in at least one of the radial cavities so as to occupy an inactive volume therein, the flow blocking body extending in the radial direction and being spaced from the pressure sidewall, the suction sidewall and the partition wall, whereby a first near-wall cooling channel is defined between the flow blocking body and the pressure sidewall, a second near-wall cooling channel is defined between the flow blocking body and the suction sidewall, and a connecting channel is defined between the flow blocking body and the partition wall, the connecting channel being connected to the first and second near-wall cooling channels along a radial extent to define a flow cross-section for radial coolant flow, and
turbulating features located in the connecting channel and being formed on the flow blocking body and/or on the partition wall, the turbulating features being effective to produce a higher coolant flow rate through the first and second near-wall cooling channels in comparison to the connecting channel,
wherein the turbulating features are configured to deflect coolant flow in the connecting channel toward the first and second near-wall cooling channels.

US Pat. No. 10,711,618

TURBINE COMPONENT WITH TIP FILM COOLING AND METHOD OF COOLING

RAYTHEON TECHNOLOGIES COR...

1. A component for a gas turbine engine, comprising:an airfoil having a tip portion;
a tip shelf located in the tip portion;
a first plurality of cooling openings located in an edge of the tip shelf that is defined by a pressure side wall that terminates at the tip shelf and extends along at least a portion of a pressure side of the airfoil; and
a second plurality of cooling openings located in an edge of a tip wall portion extending radially from the tip shelf, the edge of the tip wall portion being radially separated from the tip shelf and the edge of the tip wall portion defines a portion of a surface of the tip portion radially separated from the tip shelf that extends along at least a portion of a pressure side of the tip portion.

US Pat. No. 10,711,617

CASTING METHOD, APPARATUS AND PRODUCT

HOWMET CORPORATION, Whit...

1. A turbine component casting having a progressively solidified equiaxed grain microstructure along at least part of its length, said equiaxed grain microstructure being devoid of chill grains and columnar grains along its length.

US Pat. No. 10,711,616

AIRFOIL HAVING ENDWALL PANELS

RAYTHEON TECHNOLOGIES COR...

1. An airfoil comprising:a core structure including
an airfoil portion defining at least a portion of an airfoil profile, the airfoil portion having first and second opposed ends, and
a support wall formed of a metal and extending from the first end;
an endwall panel formed of a ceramic and attached to the support wall adjacent the airfoil portion, the support wall including a first connector and the endwall panel including a second connector that is interlocked with the first connector at a joint that secures the endwall panel to the support wall, one of the first connector and the second connector including a dovetail and the other of the first connector and the second connector including a doveslot, the joint including a gap between the dovetail and the doveslot; and
a second endwall panel attached to the support wall and abutting the endwall panel.

US Pat. No. 10,711,615

FIRST STAGE TURBINE BLADE

Chromalloy Gas Turbine LL...

1. A turbine blade comprising:a blade root;
a platform extending from the blade root; and,
an airfoil extending from the platform, the airfoil having an airfoil shape, the airfoil having a nominal profile substantially in accordance with Cartesian coordinate values of X, Y, and Z set forth in Table 1 wherein the Z values are non-dimensional values from 0 to 1 convertible to Z distances in inches by multiplying the Z values by a height of the airfoil in inches, and wherein the X and Y are distances in inches which, when connected by smooth continuing arcs, define airfoil profile sections at each distance Z, the profile sections at the Z distances being joined smoothly with one another to form a complete airfoil shape.

US Pat. No. 10,711,614

GAS TURBINE ENGINE

Rolls-Royce PLC, London ...

1. An aircraft comprising a fuselage and a boundary layer ingestion engine wherein the gas turbine engine is mounted adjacent to the fuselage by a distance such that a boundary layer flow over the fuselage is ingested in the engine, the boundary layer ingestion engine comprising a fan, wherein the fan comprises a disc and a plurality of blades integrally formed with the disc;wherein a passageway is defined between adjacent blades, and the blades are arranged relative to each other and are cambered such that the width of the passageway between the adjacent blades converges and then diverges from an entrance to an exit of the passageway, with the width being measured perpendicularly to a chordal line of the blades; and
wherein each blade comprises a mid-section and a trailing edge section adjacent the mid-section and curving from the mid-section, wherein each blade includes local cambering of the trailing edge section, such that a camber line of each blade curves more in the trailing edge section than in the mid-section, and wherein a camber of a trailing edge of the blade is angled at least 10 degrees from a chord of the mid-section of the blade.

US Pat. No. 10,711,613

GAS TURBINE ENGINE AIRFOIL FREQUENCY DESIGN

Raytheon Technologies Cor...

1. A turbomachine airfoil element comprising:an airfoil having pressure and suction sides spaced apart from one another in a thickness direction and joined to one another at leading and trailing edges, the airfoil extending in a radial direction of a span that is in a range of 2.58-2.88 inch (65.4-73.1 mm);
a chord length extending in a chordwise direction from the leading edge to the trailing edge at 50% of the span is in a range of 1.59-1.89 inch (40.3-48.0 mm); and
at least two of:
a first mode has a frequency of 2088 up to ±10% Hz;
a second mode has a frequency of 3099 up to ±10% Hz;
a third mode has a frequency of 6890 up to ±10% Hz;
a fourth mode has a frequency of 7207 up to ±10% Hz;
a fifth mode has a frequency of 11241 up to ±10% Hz;
a sixth mode has a frequency of 11916 up to ±10% Hz; and
a seventh mode has a frequency of 12600 up to ±10% Hz;
wherein the frequencies are at a zero speed and ambient conditions, and the frequency of any given mode does not exceed the frequency of a higher order mode;
wherein the first mode is a 1EB mode, the second mode is a 1T mode, the third mode is a 2T mode, the fourth mode is a 2EBTE mode, the fifth mode is a 3EBTE mode, the sixth mode is a 3EBLE mode, and the seventh mode is a 1CWB mode, the 1EB, 2EBTE, 3EBTE and 3EBLE modes correspond to deflections substantially parallel to thickness direction, and the 1T and 2T modes correspond to twisting about the radial direction, and the 1CWB mode corresponds to bending that is substantially normal to the thickness direction and substantially along the chordwise direction;
wherein the airfoil element is part of a stator vane having opposing ends supported by potting;
wherein the airfoil is an aluminum-based alloy;
wherein the aluminum-based alloy has a density of about 0.103 lb/in3 (2.85 g/cm3), the aluminum-based alloy has a modulus of elasticity of about 10.4 Mpsi (71 GPa) at room temperature.

US Pat. No. 10,711,612

METHOD FOR MANUFACTURING A ROTOR FOR A TURBINE ENGINE HIGH-PRESSURE COMPRESSOR

SAFRAN AIRCRAFT ENGINES, ...

1. A method for manufacturing a compressor rotor of an aircraft gas turbine engine having an axis of rotation and comprising the parts as follows, axially installed in a stack:a sealing disk, for the seal between said compressor rotor and a combustion chamber, the sealing disk having mounting flanges,
at least one first rotor disk, to be assembled with the sealing disk using the mounting flanges,
an intermediate disk comprising a stage of intermediate blades,
at least one second rotor disk defining rotor blade stages with said at least one first rotor disk and the intermediate disk,
an upstream portion of a connecting shaft between said compressor rotor and a turbine, and
a primary disk defining a first one of the rotor blade stages,wherein, when installing said parts, said parts are stacked one on top of another and then assembled together, and wherein:when installing the sealing disk on said at least one of said at least one first rotor disk and the intermediate disk on said at least one first rotor disk assembled with the sealing disk, an axial packing is applied with a pressure ranging from 40×105 to 60×105 Pa,
prior to assembling the sealing disk with said at least one first rotor disk, the sealing disk is heated to a temperature ranging from 80° to 140° C.,
when installing the intermediate disk on said at least one first rotor disk assembled with the sealing disk, the intermediate disk is heated to a temperature ranging from 120° to 160° C., and then an axial packing is applied with a pressure ranging from 40×105 to 60×105 Pa,
when installing said at least one second rotor disk on the intermediate disk assembled with the at least one first rotor disk, itself assembled with the sealing disk:
a) an axial packing is applied with a pressure ranging from 40×105 to 60×105 Pa,
b) said at least one second rotor disk is cooled down:
b1) either to a temperature ranging from ?70° C. to ?110° C.,
b2) or as a function of maximum outer diameters of the intermediate disk and of said at least one second rotor disk,
c) the intermediate disk is not heated again unless, during step b), the cooling temperature of said at least one second rotor disk was less than ?130° C., to within 10° C.

US Pat. No. 10,711,611

FAN BLADE REPAIR FIXTURE AND METHOD OF REPAIR

RAYTHEON TECHNOLOGIES COR...

1. A fixture for repairing a fan blade, comprising:a base having a first side, a second side, a tip end, and a foot end;
a first support coupled at the first side and perpendicular to the base;
a second support coupled at the second side and perpendicular to the base; and
a footboard, perpendicular to the base, coupled orthogonally between the first support and the second support at the foot end of the base, wherein the footboard comprises a chuck adapted to receive a foot of the fan blade;
wherein the first support comprises a first rail and the second support comprises a second rail, and
wherein the first rail comprises a first channel and the second rail comprises a second channel, a crossbar coupled to the first rail at a first end by a first fastener and to the second rail at a second end by a second fastener, wherein the first end comprises a third channel, wherein the first fastener is disposed through the first channel and the third channel and wherein the second fastener is disposed through the second channel.

US Pat. No. 10,711,610

FACETED FASTENER DRIVER BUMPER WITH COOLING SLOTS

Illinois Tool Works Inc.,...

1. A fastener-driving tool bumper comprising:a body at least partially positionable in a cylinder of a fastener-driving tool, the body having an inner peripheral surface, an outer peripheral surface, an upper force-receiving end configured to be contacted by a piston slidably disposed in the cylinder, and a lower end opposite the upper force-receiving end,
wherein the inner peripheral surface defines a central opening,
wherein multiple spaced apart cooling slots defined in the body are in fluid communication with the central opening through the body and terminate within the body,
wherein the multiple cooling slots are adjacent to the lower end,
wherein the multiple cooling slots each comprise a first portion and a second portion transverse to and in fluid communication with the first portion, and wherein the second portion has a greater length than the first portion.

US Pat. No. 10,711,609

VIBRATION AND STRAIN MONITORING METHOD FOR KEY POSITIONS OF TUNNEL BORING MACHINE

DALIAN UNIVERSITY OF TECH...

1. A vibration and strain monitoring method for key positions of a tunnel boring machine (TBM), comprising the following steps:the arrangement of sensor nodes:
step 1, overall safety layout
the monitoring method is used to measure a cutterhead, a front shield, drive electric motors, a main beam and gripper shoes of tunnel boring machine; a monitored component requires that a measurement point reflects a motion state and is relatively safe; and a specific layout is as follows:
cutterhead sensor nodes are arranged in two manholes and two water pipe passages of the cutterhead; only vibration sensors are arranged in the manholes, and a vibration and a strain sensor are arranged in the water pipe passages;
vibration sensor nodes are arranged on the top and the inner surface of the front shield;
a vibration sensor node is arranged on the side surface of a motor box of the drive electric motor;
a vibration sensor node is arranged on the upper surface of the front end of the main beam;
a vibration sensor node is arranged on the inner side surface of the gripper shoe;
step 2, local strengthening protection and connection
metal protection covers are added for sensor nodes and industrial batteries to provide impact resistance and water and moisture resistance; all the metal protection covers are fixed by welding; the sensor nodes and the metal protection covers are connected through a powerful magnetic connector, and a groove corresponding to the magnetic connector is formed in the bottom of the metal protection cover; wireless signal transmitting and receiving antennas are provided; and the strain sensor for collecting strain information is connected and fixed with the detected positions through threads;
step 3, power supply
the sensors in the cutterhead are powered by industrial batteries; and the sensors in other monitoring positions are powered directly by a power line;
step 4, signal transmission and monitoring
a wireless gateway is arranged in an operator's console of the TBM, and accepts vibration and strain signals of the cutterhead and vibration signals of the front shield, the main beam, the drive electric motor and the gripper shoe; the wireless gateway gives an early warning for detected strain and vibration signals which are higher than normal values, and displays the detected strain and vibration signals on a computer of the operator's console to generate a work log of the tunnel boring machine;
establishment of an equivalent mapping measuring model:
an evaluated value of an equivalent mapping to-be-measured point S0 is as follows:

in the formula: ?0 is the strain of a to-be-measured point S0;
?i is the strain of measurement points S1, S2, S3 and S4;
?i is a position parameter of each measurement point; ?1=1˜10; the shorter the distance from each measurement point to the point S0, the larger the corresponding ?1 is;
P is a local structural parameter of a measured position formed by the measurement points S1, S2, S3 and S4; if no reinforcing rib is arranged, P=1; and if reinforcing ribs are arranged, P=1?10; the more the reinforcing ribs are, the larger the P is;
? is a sudden change coefficient; when reinforcing ribs are arranged at the to-be-measured point S0, ?=0.3˜0.7; when sudden change of the strain occurs at the to-be-measured point S0, ?=1.1˜1.6; and when no special structure is arranged at the to-be-measured point S0, ?=1.

US Pat. No. 10,711,608

FORMATION PRESSURE TESTING

SCHLUMBERGER TECHNOLOGY C...

17. An apparatus comprising:a pressure testing module comprising:
a first chamber with a first piston assembly slidably disposed within the first chamber dividing the first chamber into a first chamber portion and a second chamber portion; and
a second chamber with a second piston assembly slidably disposed within the second chamber dividing the second chamber into a third chamber portion and a fourth chamber portion; and
a tool base configured to be coupled along a downhole tool string to be conveyed within a wellbore extending into a subterranean formation, wherein:
the pressure testing module is separable from and coupled to the tool base; and
the tool base comprises:
a probe assembly operable to engage a sidewall of the wellbore and receive formation fluid from the subterranean formation; and
a hydraulic pump operable to pump hydraulic fluid; and
wherein the pressure testing module and the tool base are operable to selectively convey the hydraulic fluid pumped by the hydraulic pump (i) into the first chamber portion to move the first piston assembly to draw the formation fluid into the second chamber portion and (ii) into the third chamber portion to move the first piston assembly to draw the formation fluid into the fourth chamber portion.

US Pat. No. 10,711,607

FORMATION TESTING

SCHLUMBERGER TECHNOLOGY C...

1. A method, comprising:(a) collecting data pertaining to at least one of a subterranean formation penetrated by a wellbore and a fluid in the subterranean formation;
(b) determining initial threshold values of test operating parameters for a test to be performed utilizing a testing tool positioned in the wellbore proximate the subterranean formation, wherein determining the initial threshold values is based on the collected data and a testing tool configuration to be utilized to perform the test;
(c) predicting wellbore fluid pressures along an open hole portion of the wellbore by performing a thermo-hydraulic simulation of the test utilizing the determined initial threshold values and the testing tool configuration;
(d) analyzing the predicted wellbore fluid pressures and, based thereon, determining that the predicted wellbore fluid pressures along the open hole portion of the wellbore are indicative of a well integrity problem, and then updating the test by adjusting at least one of:
a value of at least one of the test operating parameters; and
the testing tool configuration;
(e) iteratively repeating (c) and (d) until analysis of the predicted wellbore fluid pressures along the open hole portion of the wellbore is not indicative of a well integrity problem; and then
(f) performing the updated test via operation of the testing tool in the wellbore.

US Pat. No. 10,711,606

REAL-TIME ONSITE MECHANICAL CHARACTERIZATION OF WELLBORE CUTTINGS

Saudi Arabian Oil Company...

1. A method comprising:receiving, at a surface of a wellbore being drilled at a wellbore drilling site, a plurality of cuttings in a raw unprocessed state that result from drilling the wellbore;
performing, at the wellbore drilling site, nano-indentation tests on each cutting of the plurality of cuttings in the raw unprocessed state; and
determining, at the wellbore drilling site, mechanical properties of the plurality of cuttings in the raw unprocessed state based on results of the nano-indentation tests.

US Pat. No. 10,711,605

ISOTOPIC ANALYSIS FROM A CONTROLLED EXTRACTOR IN COMMUNICATION TO A FLUID SYSTEM ON A DRILLING RIG

Halliburton Energy Servic...

1. A method for downhole formation evaluation, comprising:extracting a fluid sample from a drilling fluid using a degasser, wherein the drilling fluid passes through a separator, a sensor, and a temperature change unit prior to entering the degasser, wherein the separator is configured to remove solids from the drilling fluid, wherein the separator is fluidly coupled to the sensor, wherein the sensor is fluidly coupled to the temperature change unit, wherein the temperature change unit is fluidly coupled to the degasser;
performing a second separation on the fluid sample from the drilling fluid after extracting the fluid sample within the degasser, wherein the second separation is performed by a vortex cooler, a condensate separator, and a condensate pump, wherein the second separation further removes or reduces undesirable chemical species;
extracting a plurality of individual chemical species from the fluid sample, wherein the individual chemical species include methane, ethane, propane, and CO2;
identifying one or more concentrations of one or more isotopes in each of the individual chemical species using a gas chromatography-mass spectrometer-infrared device relative to a concentration of at least one of the one or more isotopes in a standard, including identifying concentrations of a carbon isotope in each of the individual chemical species; and
outputting the one or more concentrations in each of the individual chemical species for a first time period.

US Pat. No. 10,711,604

HYDRAULIC FRACTURING

SHEAR FRAC GROUP, LLC, S...

1. A method of hydraulic fracturing a geological formation in Earth crust, comprising:injecting fracing fluid through a wellbore into the geological formation;
measuring pressure associated with the hydraulic fracturing;
determining net stress of the geological formation associated with the hydraulic fracturing;
determining presence of complex shear fracturing correlative with the net stress; and
adjusting an operating parameter of the hydraulic fracturing to increase complex shear fracturing.

US Pat. No. 10,711,603

FORMATION EVALUATION WHILE DRILLING

SCHLUMBERGER TECHNOLOGY C...

5. A method, comprising:operating a retainer to detachably couple a sample container within a cavity in an outer surface of a drill string, wherein the drill string comprises a passage with at least one lobe to enable the passage of drilling mud through the drill string and past the sample container, wherein the sample container comprises a hydraulic stabber and the retainer is configured to isolate the hydraulic stabber from lateral loading of the sample container, and wherein the retainer is configured to be disposed within the cavity of the outer surface of the drill string;
positioning the drill string in a wellbore penetrating a subterranean formation;
extending a fluid communication device from the drill string, thereby establishing fluid communication with the formation;
withdrawing fluid from the formation via the fluid communication device; and passing the withdrawn formation fluid into the detachable sample container.

US Pat. No. 10,711,602

ELECTROMAGNETIC MONITORING WITH FORMATION-MATCHED RESONANT INDUCTION SENSORS

Halliburton Energy Servic...

1. An electromagnetic monitoring system that comprises:a cable disposed along a borehole through a subsurface formation having multiple regions of differing resistivities;
an array of resonant induction sensors spaced along the cable; and
an interface unit that collects electromagnetic field measurements from the resonant induction sensors in the array,
wherein each of the multiple regions is associated with one or more of the resonant induction sensors in the array, and
wherein each resonant induction sensor of the array of resonant induction sensors has a resonance frequency that is tuned to an optimum resonance frequency for that sensor's position based at least in part on the associated region's differing resistivity for the respective region of the multiple regions.

US Pat. No. 10,711,600

METHODS OF NETWORK PEER IDENTIFICATION AND SELF-ORGANIZATION USING UNIQUE TONAL SIGNATURES AND WELLS THAT USE THE METHODS

ExxonMobil Upstream Resea...

1. A method of communication using a wireless network, comprising: precedingat a first node, receiving a wireless transmission of a signal, the received signal having a frequency signature and/or an amplitude signature;
comparing the frequency signature and/or the amplitude signature of the received signal with a frequency signature and/or an amplitude signature of a previously received signal from a second node; and
if the frequency signature and/or the amplitude signature of the received signal and the frequency signature and/or the amplitude signature of the previously received signal are within a predetermined range of similarity, accepting the received signal and the previously received signal as having been transmitted by the second node and defining the received signal and the previously received signal as a unique signal identifying a communication link between the first node and the second node;
wherein the receiving step comprises receiving, with a decoding node of an acoustic wireless network and from the tone transmission medium, a received acoustic tone for a tone receipt time, and wherein the comparing step comprises:
estimating a frequency of the received acoustic tone, as a function of time, during the tone receipt time, wherein the estimating includes estimating a plurality of discrete frequency values received at a corresponding plurality of discrete times within the tone receipt time;
separating the tone receipt time into a plurality of time intervals, wherein each time interval in the plurality of time intervals includes a subset of the plurality of discrete frequency values received during the time interval;
calculating a frequency variation within each subset of the plurality of discrete frequency values;
selecting a subset of the plurality of time intervals within which the frequency variation is less than a threshold frequency variation; and
averaging the plurality of discrete frequency values within the subset of the plurality of time intervals to determine major frequency of the received acoustic tone.

US Pat. No. 10,711,598

METHODS TO SYNCHRONIZE SIGNALS AMONG ANTENNAS WITH DIFFERENT CLOCK SYSTEMS

Halliburton Energy Servic...

1. A method for synchronizing signals among transmitters and receivers of a logging tool positioned in a borehole, the method comprising:acquiring, by a plurality of receivers, measurement signals generated from operating a transmitter at an input frequency in the borehole;
determining, by a processing unit, an operating frequency drift of each of the plurality of receivers, and a resulting operating frequency of each receiver, the resulting operating frequency being different from an operating frequency of the transmitter;
determining, by the processing unit, a sampling frequency of each of the plurality of receivers based on the resulting operating frequency of each of the plurality of receivers;
determining, by the processing unit, a phase delay of each of the plurality of receivers; and
adjusting, by the processing unit, the acquired measurement signals relative to each other based on the determined sampling frequency and the phase delay of each of the plurality of receivers.

US Pat. No. 10,711,597

POWER TRANSMISSION AND COMMUNICATION BETWEEN PROCESSORS AND ENERGY INDUSTRY DEVICES

BAKER HUGHES, A GE COMPAN...

1. A method of communicating between a surface processing unit and an energy industry tool, comprising:receiving a power signal from a power source at an integrated interface device of a communication and processing system, the communication and processing system located between the surface processing unit and the energy industry tool, the interface device including a processor and a variable output power supply;
receiving a surface communication at the processor from the surface processing unit;
transmitting a control signal from the processor to the variable output power supply, the control signal including a series of pulses having a duty cycle that is varied to cause the variable output power supply to generate a modulated direct current (DC) output signal having at least one of a frequency and an amplitude that is modulated according to a communication protocol to represent the surface communication; and
transmitting the modulated DC output signal from the interface device that includes the variable output power supply directly to the energy industry tool.

US Pat. No. 10,711,596

DOWNHOLE INSTRUMENT FOR DEEP FORMATION IMAGING DEPLOYED WITHIN A DRILL STRING

Schlumberger Technology C...

1. A method for acquiring data in a wellbore, comprising:deploying an instrument connected to an instrument line into a drill string, through a sealed entry port formed in a drilling device coupled to the drill string, the drill string being at least partially within the wellbore, the wellbore penetrating a subterranean formation;
transmitting a signal from a source and through the formation,
wherein the source is coupled to the drill string and the source comprises an electrode comprising a dipole,
wherein the signal is sensed by the instrument in the drill string and
wherein transmitting the signal comprises injecting a current into the formation from the source, at least a portion of the current being measured by the instrument in the drill string;
determining one or more formation characteristics based on the signal sensed by the instrument; and
performing one or more drilling processes using the drill string, wherein the one or more drilling processes is performed while transmitting the signal, or determining the one or more formation characteristics, or both,
wherein determining the one or more formation characteristics comprises:
measuring a measured current density in the drill string, using the instrument in the drill string;
predicting current propagation in the drill string based on a plurality of interface locations and a plurality of resistivities of layers in the formation, to determine a modeled current density at the plurality of positions along the drill string;
determining a match between the modeled current density and measured current density;
selecting one or more formation interface locations form the plurality of interface locations, and one or more resistivities form the plurality of resistivities, based on the determined match.

US Pat. No. 10,711,595

HYDROCARBON WELLS AND METHODS FOR IDENTIFYING PRODUCTION FROM A REGION OF A SUBTERRANEAN FORMATION

ExxonMobil Upstream Resea...

1. A method of monitoring production of fluids from a subterranean formation, the method comprising:producing a produced stream via a hydrocarbon well that extends within a region of the subterranean formation, wherein the region of the subterranean formation includes formation fluid and an added tracer material, wherein the produced stream includes a produced fluid and a produced tracer material, wherein the produced fluid includes a fraction of the formation fluid, wherein the produced tracer material includes a fraction of the added tracer material, and further wherein the produced tracer material includes a particulate tracer that defines a tracer electrical capacitance that differs from a fluid electrical capacitance of the produced fluid;
electromagnetically exciting the produced tracer material with an input electromagnetic signal that varies through an input frequency range;
responsive to the electromagnetically exciting, generating an output electromagnetic signal, with the produced tracer material, that varies through an output frequency range;
receiving the output electromagnetic signal from the produced tracer material; and
calculating a phase shift as a function of frequency between the input electromagnetic signal and the output electromagnetic signal, and further wherein the identifying includes identifying based, at least in part, on a critical frequency of the phase shift as a function of frequency;
identifying the region of the subterranean formation based, at least in part, on the output electromagnetic signal.

US Pat. No. 10,711,594

METHOD AND SYSTEM FOR DETERMINING FLOW RATE OF WATER IN A GAS PRODUCTION SYSTEM BY INCORPORATING CHARACTERISTICS OF WATER

ONESUBSEA IP UK LIMITED, ...

14. A system configured to determine water flow rates in a gas production system from a gas well penetrating a subterranean formation comprising:a flow meter positioned at a measurement location within the gas production system, the flow meter configured to measure a flow rate of gas;
a processing system configured to calculate a flow rate of condensed liquid water that has condensed from vapor originating from the subterranean formation; and
a sensor configured to measure electromagnetic properties of the produced fluid from which salinity of total liquid water flowing past the device can be determined, the processing system further configured to combine the determined salinity of the total liquid water and knowledge about the salinity of water residing in the formation with the calculated flow rate of condensed liquid water to derive a flow rate of water produced as a liquid by the formation.

US Pat. No. 10,711,593

LOCATING A DOWNHOLE TOOL IN A WELLBORE

Halliburton Energy Servic...

1. A downhole cement plug, comprising:a casing collar locator (CCL) operable to generate signals indicative of casing collars on a downhole casing string of a wellbore system;
a controller communicably coupled to the CCL and operable to continuously output a plurality of distinct frequency signals that alternate between a first frequency and a second frequency based on presences of the casing collars using the signals from the casing collar locator, wherein the plurality of distinct frequency signals alternate between the first frequency and the second frequency at a first preset interval when a casing collar is not detected and alternate between the first frequency and the second frequency at a second interval when at least one of the casing collars is detected, the first preset interval being different from the second interval; and
a signal generator communicably coupled to the controller and operable to receive the plurality of distinct frequency signals from the controller and continuously transmit the plurality of distinct frequency signals to a terranean surface through a portion of the wellbore system.

US Pat. No. 10,711,592

DOWNHOLE TOOL FOR MEASURING ANGULAR POSITION

SCHLUMBERGER TECHNOLOGY C...

1. A downhole tool for measuring angular positions at a location within a subterranean borehole, the downhole tool being configured to be rotatable around a longitudinal direction of the borehole, the downhole tool comprising:two or more magnetometers configured to obtain measurements of the Earth's magnetic field along respective magnetometer axes, wherein each magnetometer is arranged such that the measurements of the Earth's magnetic field include a component of the Earth's magnetic field normal to the longitudinal direction of the borehole, and wherein the magnetometers are arranged such that the normal components are at an angle to each other around the longitudinal direction;
a device configured to measure a rotational speed of the tool or a time derivative thereof; and
a processor unit configured to combine the measurements of the Earth's magnetic field and the tool rotational speed or time derivative thereof to calculate angular positions of the downhole tool around the longitudinal direction relative to the direction of the Earth's magnetic field by finding the angular positions that minimize weighted errors of the measurements of the Earth's magnetic field and the rotational speed of the tool or the time derivative thereof.

US Pat. No. 10,711,591

SENSING UMBILICAL

1. A sensing umbilical for use in a borehole, the umbilical comprising:a single-piece core having at least one sensor disposed in a space within the single-piece core, at least part of the single-piece core being continuous despite the space containing the sensor;
at least one supporting connection for the at least one sensor; and
an encapsulant external to the core.

US Pat. No. 10,711,590

VISUALIZATION OF LOOK-AHEAD SENSOR DATA FOR WELLBORE DRILLING TOOLS

Halliburton Energy Servic...

1. A system for visualizing data from look-ahead sensors, comprising:a processor;
a memory; and
one or more instructions stored in the memory, wherein the one or more instructions that, when executed by the processor, cause the processor to:
receive formation information from each of a plurality of formation sensors coupled to a drill bit of a downhole drilling system, the formation information being associated with a variance of one or more measured properties of a formation azimuthally relative to a face of the drill bit at a depth ahead of the drill bit;
receive angular information from one or more orientation sensors coupled to the downhole drilling system, the angular information being associated with the formation information, wherein the angular information tracks an angular position of each of the plurality of formation sensors while the drill bit rotates;
compile sensor data based on the formation information and the angular information; and
generate a visualization based on the sensor data that comprises azimuth information, wherein the visualization includes an indication of at least one of actual formation dip angle, apparent formation dip angle and dip direction.

US Pat. No. 10,711,589

SAND SEPARATOR

A.S.A.P. Industries Manuf...

1. An apparatus for separating particulate matter from a hydrocarbon production stream, said apparatus comprising:an upper cylindrical body having an upper end and a first wall, a lower cylindrical body having a lower end and a second wall, a hydrocarbon inlet pipe extending through said first wall, a hydrocarbon outlet port on said upper end, a collection port on said lower end, and a separator plate,
wherein a bottom of said upper cylindrical body is connected to said separator plate forming an upper cavity inside said upper cylindrical body, and a top of said lower cylindrical body is connected to said separator plate forming a lower cavity inside said lower cylindrical body,
wherein said separator plate has a plurality of collection channels providing a fluid connection between said upper cavity and said lower cavity and an outlet channel providing a fluid connection between said upper cavity and said lower cavity,
wherein said outlet channel is located at a center of said separator plate,
wherein each of said plurality of collection channels comprises an upper opening located immediately adjacent to said first wall of said upper cylindrical body; and
wherein each of said plurality of collection channels further comprises an upper passage, a corner, a lower passage, and a lower opening;
said upper opening is fluidly connected to said upper passage, said upper passage is fluidly connected to said corner, said corner is fluidly connected to said lower passage, and said lower passage is fluidly connected to said lower opening; and
said first wall of said upper cylindrical body has an inner diameter, and said upper passage extends from said upper opening outwardly beyond said inner diameter of said first wall to said corner.

US Pat. No. 10,711,588

SYSTEMS AND APPARATUSES FOR SEPARATING WELLBORE FLUIDS AND SOLIDS DURING PRODUCTION

Heal Systems LP, Calgary...

12. Parts for assembly to produce a flow diverter configured for disposition within a wellbore, comprising:an insert-receiving part comprising:
a reservoir fluid receiver;
a gas-depleted reservoir fluid discharge communicator;
a passageway extending from the reservoir fluid receiver to the gas-depleted reservoir fluid discharge communicator;
a reservoir fluid discharge communicator disposed in fluid communication with the passageway; and
a gas-depleted reservoir fluid receiver disposed in fluid communication with the passageway; and
a flow diverter-effecting insert configured for insertion within the passageway; wherein the insert-receiving part and the flow diverter-effecting insert are co-operatively configured such that:
reservoir fluid flow, that is received by the reservoir fluid receiver, is conducted to the reservoir fluid discharge communicator for discharging, via the reservoir fluid discharge communicator, externally of the flow diverter, such that while the reservoir fluid flow is disposed externally of the flow diverter, gaseous material is separated from the discharged reservoir fluid flow within the wellbore and externally of the flow diverter in response to at least buoyancy forces, such that a gas-depleted reservoir fluid flow is obtained, received by the gas-depleted reservoir fluid receiver, and conducted to the gas-depleted reservoir fluid discharge communicator, for discharging via the gas-depleted reservoir fluid discharge communicator;
while the flow diverter-effecting insert is disposed within the passageway of the insert-receiving part.

US Pat. No. 10,711,587

OXIDIZING AGENT INJECTION EQUIPMENT FOR UNDERGROUND COAL GASIFICATION PROCESS AND APPLICATION THEREOF

ZHONGWEI (SHANGHAI) ENERG...

1. An oxidant injection device used in an underground coal gasification process comprising an oxidant flow path, and gas tight connected components of the oxidant flow path in connection order: a swivel joint, a coiled tubing, a mechanical shear off device, and an oxidant nozzle, wherein the mechanical shear off device provides the capability to shear off the oxidant nozzle in the event of the oxidant nozzle becoming stuck in a subsurface well, which allows the coiled tubing to be pulled back to surface, during which the swivel joint connects a coiled tubing reel central shaft with a gas tight seal to a surface oxidant source, therefore allowing continuous oxidant injection during oxidant nozzle retraction by rotating a coiled tubing reel to enable movement of the coiled tubing.

US Pat. No. 10,711,586

MULTI-INLET FRACK HEAD SYSTEM

1. A multi-inlet fracturing head (MIFH) for directing a high pressure fracturing fluid into a wellbore, the MIFH comprising:a first inlet channel extending through a body of the MIFH for directing fluid into a first flow passage;
a second inlet channel extending through the body of the MIFH for directing fluid into the first flow passage;
a second flow passage downstream of the first flow passage when the high pressure fluid is directed from the first flow passage into the wellbore; and
a transition between the first flow passage and the second flow passage, the transition gradually reducing a difference in diameter between the first flow passage and the second flow passage;
wherein the first and second inlet channels intersect a longitudinal axis of the MIFH at different vertical heights, and are arranged at different angles with respect to the longitudinal axis of the MIFH.

US Pat. No. 10,711,585

COMPLETIONS FOR TRIGGERING FRACTURE NETWORKS IN SHALE WELLS

UTI Limited Partnership, ...

1. A method of inducing a complex fracture network within a zone of a shale hydrocarbon reservoir, wherein the zone comprises a wellbore servicing a plurality of spaced apart fracturing intervals, wherein the reservoir rock has a permeability of from 10-100 nD, the method comprising:introducing in a fracturing stage contemporaneous fractures into a first fracturing interval and a third fracturing interval, and subsequently introducing during the fracturing stage a fracture into a second fracturing interval, wherein the second fracturing interval is between the first fracturing interval and the third fracturing interval;
wherein fracturing at the first, second and third fracturing intervals is initiated and extended by injection of a fracturing fluid into the intervals through the respective first, second and third perforation clusters in fluid communication through the wellbore and spaced apart along a wellbore casing;
controlling a fracture initiation stage and a hydraulic fracture propagation stage for each of the first, second and third perforation clusters by adjusting an injection rate of the fracturing fluid so as to modulate wellbore bottom pressure;
wherein during the fracture initiation stage:
pb?pfr
where pb is the bottom hole treating pressure, and pfr is the perforation cluster initiation pressure; and wherein during
the hydraulic fracture propagation stage pb is adjusted so as to cross, open and shear natural fractures, with:

where ?h is the horizontal minimum principal stress, MPa; pnet is the HF net pressure, MPa; pfef is a pressure drop across perforations, MPa; E is Young's modulus of reservoir rock, MPa; ?r is the injection fluid viscosity, mPa·s; q is the injection rate, m3/min; Lf is the fracture half-length, m; ? is the rock Poison's ratio, dimensionless; ?f is the injection fluid viscosity, mPa·s; HHF is the hydraulic fracture height, m; t is the injection time, s; ? is the fracturing fluid density, 10?3 kg/m3; Np is the perforation number; d is the perforation diameter, 10?2 m; Cd is a flow rate coefficient, dimensionless;
 wherein, for fracture initiation at perforation clusters 1 and 3, the bottom hole treating pressure is controlled by modulating the injection rate of the fracturing fluid so that:
pfr2>pb>pfr1=pfr3
pb=pb1=pb2=pb3
 wherein subscript 1, 2, 3 represent parameters respectively for perforation clusters 1, 2 and 3;
 wherein following the hydraulic fracture propagation stage at perforation clusters 1 and 3, the bottom hole treating pressure is increased to initiate the fracture initiation stage at perforation cluster 2, with the fracture initiation pressure for perforation cluster 2, Pfr2, being adjusted to account for the induced stress from hydraulic fracture propagation in the first and third fracturing intervals, so that:
pfr2?pb
pb=pb1=pb2=pb3
 and wherein perforations in the perforation clusters are arranged and configured so that:
pfr2>pfr1=pfr3.

US Pat. No. 10,711,584

AUTOMATED SYSTEM FOR MONITORING AND CONTROLLING WATER TRANSFER DURING HYDRAULIC FRACTURING

SELECT ENERGY SERVICES, L...

18. A method of operating an automated system for monitoring and controlling the transfer of water from a first water source to a plurality of frac water storage containers during a hydraulic fracturing process, wherein the automated system for monitoring and controlling the transfer of water during a hydraulic fracturing process includes:a first manifold operable to receive water from the first water source through at least one input, and to supply water to a plurality of output openings for use in the hydraulic fracturing process;
a plurality of controllable valves, wherein one or more of the plurality of controllable valves is configured to be in fluid communication between an input to one of the plurality of frac water storage containers and with one of the plurality of output openings of the first manifold;
a plurality of level indicators, wherein one or more of the plurality of level indicators are configured to one of the plurality of frac water storage containers to determine a water level at each such one of the plurality of frac water storage containers;
a first flow meter configured to measure a flow of water into the first manifold;
a first pump configured to receive water from the first water source and to pump water through a discharge to the at least one input of the first manifold with the plurality of output openings;
one or more controllers in communication with the plurality of controllable valves and configured to control the opening and closing of one or more of the plurality of controllable valves to a desired opening position so that water from the first water source in the first manifold may be provided to one or more of the plurality of frac water storage containers through the plurality of output openings of the first manifold based at least partially on the water level of the plurality of frac water storage containers determined by the associated plurality of level indicators;
one or more displays operable to receive and display information that includes the water level of one or more of the plurality of frac water storage containers as determined at least partially by one or more selected from the group consisting of the plurality of level indicators, the valve opening positions of one or more of the plurality of controllable valves, and the flow of water into the first manifold; and
a storage device configured to receive and store information that includes one or more selected from the group consisting of the water level of one or more of the plurality of frac water storage containers as determined at least partially by one or more of the plurality of level indicators, a water volume level of one or more of the plurality of frac water storage containers as determined at least partially by one or more of the plurality of level indicators, the valve opening positions of one or more of the plurality of controllable valves, and the flow of water into the manifold from the first flow meter;
wherein the method of operating the automated system comprises:
placing one or more of the plurality of controllable valves into a control mode to control the openings of such controllable valves based at least partially on the water level of the plurality of frac water storage containers, and the control mode includes a control mode selected from one of the group consisting of an automatic mode, a manual mode, a gang control mode, an individual control mode, and a remote manual control mode.

US Pat. No. 10,711,583

GREEN BOILER—CLOSED LOOP ENERGY AND POWER SYSTEM TO SUPPORT ENHANCED OIL RECOVERY THAT IS ENVIRONMENTALLY FRIENDLY

GTHERM ENERGY, INC., Hou...

1. A method comprising:extracting crude oil, natural gas, or crude oil and natural gas from an underground reservoir through a production well,
burning crude oil or natural gas extracted from an underground reservoir, or burning both crude oil and natural gas extracted from an underground reservoir, for providing thermal energy,
transferring the thermal energy to brine separated from the extracted oil, gas, or both, for providing heated brine, or converting the thermal energy to mechanical work, or both transferring the thermal energy to the separated brine and converting the thermal energy to mechanical work, and
injecting the heated brine into the underground reservoir through an injection well separate from the production well;
wherein the method further comprises:
stimulating the underground reservoir with pressure waves propagated into the underground reservoir by stimulating the heated brine during injection while in the injection well; and
stimulating the underground reservoir with additional pressure waves propagated into the underground reservoir by stimulating the oil, gas, and brine while in the production well during extraction from underground, wherein the additional pressure waves are controlled such that the additional pressure waves propagate in phase with the pressure waves propagated into the underground reservoir by stimulating the heated brine during injection.

US Pat. No. 10,711,582

SALINATED WASTEWATER FOR ENHANCING HYDROCARBON RECOVERY

Saudi Arabian Oil Company...

1. A method of preparing an injection fluid for enhancing hydrocarbon recovery from a formation, the method comprising:adding a divalent salt to a treated wastewater to form salinated treated wastewater, wherein the treated wastewater comprises a total dissolved solids (TDS) level that is less than 15,000 parts per million (ppm), wherein the divalent salt comprises a magnesium salt, a calcium salt, a sulfate, or a combination thereof, and wherein the salinated treated wastewater has a magnesium salt concentration within a range of 5,000 ppm to 25,000 ppm;
testing the salinated treated wastewater for a shift in wettability;
testing the salinated treated wastewater for a change in oil recovery; and
applying the salinated treated wastewater as an injection fluid, wherein the shift in wettability is equal to or greater than a predetermined wettability differential value, and the change in oil recovery of the salinated treated wastewater is equal to or greater than a predetermined oil recovery differential value.

US Pat. No. 10,711,581

INJECTION FLOW CONTROL DEVICE AND METHOD

ExxonMobil Upstream Resea...

23. A method of stimulating a well bore comprising:discharging a fluid from an in-flow control device through a screen while interposing a check valve assembly between the in-flow control device and the screen; and
operating the check valve assembly disposed at an intermediate location along a housing channel distinct from a disposition of a flow restriction device and the check valve assembly disposed by a concentric support positioned within the housing channel and the check valve assembly adapted to control a direction of flow along the housing channel, to allow the fluid to flow in a first axial direction to the screen through the in-flow control device and to close fluid flow responsive to differential pressure across the valve assembly created by perturbations in fluid flow tending to redirect fluid flow through the check valve assembly in a direction opposite of the first axial direction.

US Pat. No. 10,711,580

HIGH POWER LASER DECOMMISSIONING OF MULTISTRING AND DAMAGED WELLS

Foro Energy, Inc., Houst...

1. A method of servicing a damaged well, the method comprising:a. advancing a high power laser delivery tool to a damaged section of the well, the damaged section of the well comprising a pinched casing and inner tubular; and,
b. directing a high power laser beam from the high power laser delivery tool toward the damaged section of the well in a predetermined laser delivery pattern, the predetermined laser delivery pattern intersecting the pinched casing;
c. whereby the laser beam removes the pinched casing.

US Pat. No. 10,711,579

EROSION RESISTANT SHUNT TUBE ASSEMBLY FOR WELLSCREEN

Weatherford Technology Ho...

1. A gravel pack assembly for delivering slurry along tubing of a wellscreen, the assembly comprising:a ring disposed on the tubing of the wellscreen and having first and second ring sections, the first ring section disposed at least partially on the second ring section, the first and second ring sections disposed together defining a chamber therein, a portion of the second ring section defining a channel for the chamber, the first ring section comprising a sleeve positioning over the portion of the second ring section and enclosing the channel to form the chamber, the chamber having first tube openings on a first side of the first ring section, the chamber having second tube openings on a second side of the second ring section;
first tubes for conveying the slurry, each of the first tubes having a first end positioning in fluid communication with one of the first tube openings on the first side of the first ring section and positioning along the tubing of the wellscreen; and
second tubes for conveying the slurry, each of the second tubes having a second end positioning in fluid communication with one of the second tube openings on the second side of the second ring section and positioning along the tubing of the wellscreen.

US Pat. No. 10,711,578

UMBILICAL END TERMINATION

TECHNIP FRANCE, (FR)

1. An umbilical end termination comprising one end to fit at an end of a subsea umbilical; a functional transfer end opposite the one end; and a cavity located between the one end and the functional transfer end; a plurality of functional elements from the umbilical including at least one fluid line extending into the cavity, and the functional transfer end to transfer the functionality of the plurality of functional elements in the umbilical to a next apparatus, device or installation, wherein the umbilical end termination includes within the cavity a pressure boosting system in line with the at least one fluid line in the cavity.

US Pat. No. 10,711,577

MULTI-ORIENTED HYDRAULIC FRACTURING MODELS AND METHODS

Halliburton Energy Servic...

1. A method comprising:modeling a simulated wellbore penetrating a simulated subterranean formation with a multi-oriented hydraulic fracturing (MOHF) model having (1) static inputs that comprise wellbore properties and subterranean formation properties and (2) dynamic inputs that comprise pseudo-plastic properties of one or more rocks that comprise the subterranean formation;
simulating the creation of a first fracture in the simulated subterranean formation with the MOHF model;
calculating formation stresses with the MOHF model after the first fracture;
simulating the creation of a second fracture in the simulated subterranean formation with a plurality of operational parameters with the MOHF model;
calculating a simulated fracture network characteristic for each of the plurality of operational parameters with the MOHF model, thereby producing a plurality of simulated fracture network characteristics; and
performing a MOHF operation in a wellbore penetrating a subterranean formation with preferred operational parameters having the simulated fracture network characteristic as calculated with the MOHF model within a top 20% of the plurality of simulated fracture network characteristic.

US Pat. No. 10,711,576

POWER SYSTEM AND METHOD

MGB OILFIELD SOLUTIONS, L...

1. A power system including:a platform supporting a primary power source, a hydraulic power supply system, an electric power supply system and a pneumatic power supply system thereon, wherein the primary power source is an exclusive source of power for the hydraulic power supply system, the electric power supply system and the pneumatic power supply system and wherein the power system includes one or more hydraulic fluid outlets for the transmission of pressurized hydraulic fluid out from the power system and one or more hydraulic fluid inlets for re-entry of the pressurized hydraulic fluid back into the power system.

US Pat. No. 10,711,575

WELL DEBRIS HANDLING SYSTEM

Saudi Arabian Oil Company...

1. A wellbore production system comprising:an electric submersible pump (ESP) configured to be positioned within a wellbore, the ESP configured to rotate to pump well fluid in an uphole direction;
a motor configured to be positioned within the wellbore downhole relative to the ESP, the motor coupled to the ESP and configured to provide power to rotate the ESP; and
a well debris cutting tool configured to be positioned within the wellbore downhole relative to the motor, the well debris cutting tool configured to counter-rotate relative to the ESP, the well debris cutting tool configured to grind debris carried by the well fluid in the uphole direction.

US Pat. No. 10,711,574

INTERCHANGEABLE SWIVEL COMBINED MULTICOUPLER

WEATHERFORD TECHNOLOGY HO...

1. A coupler for a top drive, comprising:a tool dock comprising:
a housing having an outer shoulder; and
a drive sleeve rotatably disposed in the housing;
a load frame comprising:
a frame body having a load shoulder engageable with the outer shoulder; and
a side door coupled to the frame body, wherein the side door opens from the frame body to allow the tool dock to move horizontally into the frame body, and the side door closes to lock the tool dock in the load frame; and
a drive stem coupled to the load frame, wherein the drive stem moves vertically to connect and disconnect with the tool dock in the load frame, wherein the drive stem is configured to rotate the drive sleeve.

US Pat. No. 10,711,573

PRESSURE OPERATED APPARATUS AND METHOD

Weatherford U.K. Limited,...

1. A downhole pressure operated apparatus, comprising:a piston member mounted within a piston bore and being reconfigurable from a lock configuration to an unlock configuration in response to a pressure sequence applied within the piston bore, wherein the piston member comprises a lock profile; and
a lock member arranged in a cavity which opens into the piston bore, wherein when the piston member is in the lock configuration the lock member is supported by the piston member such that the lock member partially extends into the piston bore and engages the lock profile of the piston member to restrict movement of the piston member in a first direction towards the unlock configuration,
wherein in response to a first pressure event of the pressure sequence the piston member is moveable in a second direction to desupport the lock member and permit said lock member to be wholly received into the piston bore and allow the piston member to move in the first direction towards the unlock configuration in response to a subsequent second pressure event of the pressure sequence.

US Pat. No. 10,711,572

TUBING ASSEMBLY FOR HYDRAULIC SHIFTING OF SLEEVE WITHOUT TOOL MOVEMENT

Halliburton Energy Servic...

1. A completion string comprising:an outer surface and an inner surface, a completion string opening extending between the outer surface and the inner surface, the inner surface defining an inner region of the completion string and having a recess in the inner surface that is sized to receive a sleeve that is moveable between an open position and a closed position, the inner region being sized to receive a work string at a position at which an outer surface of the work string cooperates with the sleeve and the inner surface of the completion string to define a first chamber on a side of the sleeve, the first chamber being hydraulically sealed by a plurality of seals, the work string defining a first fluid passageway positioned between an inner surface and the outer surface of the work string to provide fluid communication with the first chamber, and
wherein the outer surface of the work string cooperates with the sleeve and the inner surface of the completion string to define a second chamber on an opposite side of the sleeve, the second chamber being hydraulically sealed by a second plurality of seals and wherein the work string defines a second fluid passageway to provide fluid communication with the second chamber.

US Pat. No. 10,711,571

INJECTION DEVICE

TCO AS, Bergen (NO)

1. An injection device, comprising:a housing comprising an inlet and an outlet;
an outlet sleeve mounted within the housing and comprising at least one radial flow port therethrough for permitting fluid communication between the inlet and the outlet;
a flow sleeve mounted over the outlet sleeve and arranged to move between a first position in which the at least one radial flow port is at least partially closed and a second position in which the at least one radial flow port is opened;
a flow sleeve actuator operable by a biasing arrangement biasing the flow sleeve to the first position and inlet pressure at the inlet of the housing to permit the flow sleeve to be selectively moved between the first and second positions to vary flow through the at least one radial flow port between the inlet and the outlet; and
wherein the biasing arrangement operates to permit the flow sleeve to move towards the first position in which the at least one radial flow port is at least partially closed such that the injection device is normally closed, and an increase in inlet pressure acts to operate the actuator to permit the flow sleeve to move towards the second position.

US Pat. No. 10,711,570

VALVE WITH PUMP ROTOR PASSAGE FOR USE IN DOWNHOLE PRODUCTION STRINGS

1. Equipment situated to produce oil from a downhole location comprising:an oil well with a casing and a production string inserted in the casing;
a rotatable rod passing through the production string and a valve;
a pump between an oil reservoir and the production string;
the pump operated by the rotatable rod;
a bobbin slidable along the rotatable rod for blocking a flow through the valve; and,
a production string operation wherein the rotatable rod is passed through the valve such that a pump rotor connected to the rotatable rod is removed from the pump, enters the valve at one end, and leaves the valve at an opposite end.

US Pat. No. 10,711,569

DOWNHOLE FLUID FLOW CONTROL SYSTEM HAVING A TEMPORARY CONFIGURATION

Floway, Inc., Plano, TX ...

1. A downhole fluid flow control system comprising:a fluid control module having an upstream side and a downstream side, the fluid control module including a main fluid pathway in parallel with a secondary fluid pathway each extending between the upstream and downstream sides;
a valve element disposed within the fluid control module, the valve element operable between an open position wherein fluid flow through the main fluid pathway is allowed and a closed position wherein fluid flow through the main fluid pathway is prevented;
a viscosity discriminator disposed within the fluid control module, the viscosity discriminator having a viscosity sensitive channel that forms at least a portion of the secondary fluid pathway;
a differential pressure switch operable to shift the valve element between the open and closed positions, the differential pressure switch including a first pressure signal from the upstream side, a second pressure signal from the downstream side and a third pressure signal from the secondary fluid pathway, the first and second pressure signals biasing the valve element toward the open position, the third pressure signal biasing the valve element toward the closed position; and
a dissolvable prop member configured to maintain the valve element in the open position, the dissolvable prop member operable to be dissolved by a dissolution solvent downhole to allow the valve element to operate between the open and closed positions;
wherein, a magnitude of the third pressure signal is dependent upon the viscosity of a fluid flowing through the secondary fluid pathway; and
wherein, the differential pressure switch is operated responsive to changes in the viscosity of the fluid, thereby controlling fluid flow through the main fluid pathway.

US Pat. No. 10,711,568

VALVE WITH SHUTTLE FOR USE IN FLOW MANAGEMENT SYSTEMS

1. A method of protecting a pump comprising the steps of:lifting fluid from a hydrocarbon reservoir with the pump;
providing a valve downstream of the pump, the valve including a shuttle and a valve body;
providing a shuttle through hole, the through hole including a shuttle chamber interconnecting a first shuttle port and a shuttle passage, the shuttle passage leading to a second shuttle port;
inserting a spherical closure in the shuttle chamber, the spherical closure free to move within the chamber under the influence of a fluid flow passing through the chamber;
movably inserting the shuttle in a valve body chamber and a positioning a spring between the shuttle and a valve body fixture;
controlling operation of a spill port with a shuttle nose that incorporates the second shuttle port, the spring tending to close the spill port; and,
closing the spill port when a) flow carries the spherical closure toward the second shuttle port but does not block the second shuttle port and b) the spring gets longer;
wherein the pump is protected by opening the spill port when a) flow carries the spherical closure to block the first shuttle port and b) the spring gets shorter.

US Pat. No. 10,711,567

FRAC PUMP SEAT ASSEMBLY

ST9 GAS AND OIL, LLC, Th...

1. A valve seat assembly, comprising:a seat body having a central channel extending between an upper surface and a lower surface, the central channel having a tapered surface adjacent the upper surface, the seat body having an outer surface with an upper outer surface portion adjacent the upper surface of the seat body having a first diameter and a lower outer surface portion having a second diameter adjacent the lower surface of the seat body, the second diameter smaller than the first diameter, the seat body further having a notch formed in the outer surface adjacent the lower surface of the seat body at the intersection of the lower outer surface portion and the lower surface of the seat body; and
a wiper seal disposed in the notch about the lower outer surface portion and adjacent the lower surface of the seat body, the wiper seal having a base with a lip protruding from the base and a groove formed in the base adjacent the lip, wherein the seal has a seal diameter at the lip that is larger than the second diameter.

US Pat. No. 10,711,566

WELLBORE CEMENTING SYSTEM

SAUDI ARABIAN OIL COMPANY...

1. A system comprising:a casing to line at least part of a wellbore;
a pipe to introduce cement slurry containing capsules into the wellbore, the capsules comprising an accelerator, the accelerator to react with the cement slurry to affect a thickening time of the cement slurry; and
a substructure occupying a terminal end of the pipe, the substructure having an output to the wellbore, the output comprising shearing pins, the substructure being arranged to receive the cement slurry from the pipe and to pass the cement slurry through the shearing pins to the wellbore, the substructure being configured to rotate while the cement slurry exits the pipe, where rotation of the substructure causes the shearing pins to rotate and thereby to break at least some of the capsules in the cement slurry.

US Pat. No. 10,711,565

SYSTEMS AND METHODS FOR REMEDIATING A MICROANNULUS IN A WELLBORE

SCHLUMBERGER TECHNOLOGY C...

1. A method comprising:conveying a downhole tool into a cased wellbore to a location of interest, wherein the location of interest includes one or more perforations in a casing and a microannulus, wherein the downhole tool comprises a heat generation device and a fill material removal device;
activating the heat generation device to melt a fill material at the location of interest such that the fill material flows through the one or more perforations into one or more voids in or around cement disposed between the casing and the cased wellbore, wherein the one or more voids comprises the microannulus;
deactivating the heat generation device to facilitate solidification of the fill material in the one or more voids and sealing of the microannulus, and solidification of a portion of excess fill material within the casing at the location of interest; and
activating the fill material removal device to remove the portion of excess fill material by re-melting the portion of excess fill material with the heat generation device.

US Pat. No. 10,711,564

USE OF DEGRADABLE METAL ALLOY WASTE PARTICULATES IN WELL TREATMENT FLUIDS

Halliburton Energy Servic...

1. A method of treating a well, comprising:providing a well treatment fluid, said well treatment fluid including:
a base fluid; and
a plurality of degradable metal alloy milling waste particulates, wherein said degradable metal alloy milling waste particles are provided by milling a degradable metal alloy work piece to obtain a wellbore component and said degradable metal alloy milling waste particles;
introducing said well treatment fluid into said well and allowing said well treatment fluid to treat the well; and
allowing said degradable metal alloy milling waste particulates to degrade.

US Pat. No. 10,711,563

DOWNHOLE TOOL HAVING A MANDREL WITH A RELIEF POINT

The WellBoss Company, LLC...

1. A downhole tool for use in a wellbore, the downhole tool comprising:a mandrel, the mandrel further comprising:
a distal end; a proximate end; and an outer surface,
wherein the outer surface comprises a first outer diameter at the distal end, a second outer diameter at the proximate end, an angled linear transition surface therebetween, wherein the outer surface of the proximate end comprises a tapered surface, wherein the proximate end comprises at least three protrusions, wherein an inner bore extends entirely through the mandrel from the proximate end to the distal end, wherein a ball seat is located in the inner bore, wherein a relief point is formed in the proximate end, and wherein the distal end comprises a set of threads;
a first metal slip disposed around the mandrel proximate to the distal end, the first metal slip having a slip face configured with a set of mating holes, and the first metal slip further comprising:
a circular one-piece metal slip body having a plurality of longitudinal holes disposed therein; and
an outer surface comprising columns of serrated teeth;
a second metal slip disposed around the mandrel proximate to the proximate end, the second metal slip having a second slip face configured with a second slip set of mating holes;
a bearing plate disposed around the mandrel, and having set of bearing plate stabilizer pins engaged with the second slip set of mating holes, and further comprising an angled inner plate surface engaged with the angled linear transition surface;
a first cone disposed around the mandrel, and proximate to the first metal slip;
a second cone disposed around the mandrel, and proximate to the second metal slip;
a sealing element disposed around the mandrel, and between the first cone and the second cone; and
a lower sleeve engaged with the set of threads, and disposed proximate to the first metal slip,
wherein the second outer diameter is greater than the first outer diameter, wherein the relief point comprises a groove formed circumferentially, wherein the lower sleeve comprises a set of stabilizer pins configured to engage the set of mating holes, and wherein an at least one of the plurality of longitudinal holes does not extend all the way longitudinally or radially through the slip body, and are disposed along an inner surface of the slip body.

US Pat. No. 10,711,562

ANNULAR BARRIER WITH EXPANSION UNIT

Welltec Oilfield Solution...

1. An annular barrier to be expanded in an annulus between a well tubular structure and a wall of a borehole downhole for providing zone isolation between a first zone having a first pressure and a second zone, the annular barrier comprising:a tubular metal part for mounting as part of the well tubular structure, the tubular metal part having a first expansion opening, an axial extension and an outer face,
an expandable sleeve surrounding the tubular metal part and having an inner face facing the tubular metal part and an outer face facing the wall of the borehole, each end of the expandable sleeve being connected with the tubular metal part, and
an annular space between the inner face of the expandable sleeve and the tubular metal part, the annular space having a space pressure,
wherein fluid inside the tubular metal part has a tubular pressure, and
wherein the annular barrier comprises an expansion unit having a first inlet in fluid communication with the first expansion opening, a second inlet in fluid communication with the first zone and an outlet in fluid communication with the annular space, and the expansion unit comprising an element movable at least between a first position and a second position, in the first position the first expansion opening being in bilateral fluid communication with the outlet to equalize pressure in the tubular metal part with the space pressure when the tubular pressure is higher than the first pressure, and in the second position the outlet being in bilateral fluid communication with the first zone via the second inlet to equalize the first pressure in the first zone with the space pressure when the first pressure is higher than the tubular pressure, wherein the tubular metal part comprises at least one second expansion opening being fluidly connected with the first inlet, and wherein the space pressure is equalized with the greater momentary pressure of the first pressure and the tubular pressure at a first time, even if the space pressure at a second time later than the first time is less than the greater momentary pressure.

US Pat. No. 10,711,561

EXTRUSION LIMITING RING FOR WELLBORE ISOLATION DEVICES

Halliburton Energy Sevice...

10. A method, comprising:conveying a wellbore isolation device to a location within a wellbore, the wellbore isolation device including:
an elongate mandrel;
a sealing element carried by the elongate mandrel;
a slip wedge positioned about the elongate mandrel axially adjacent the sealing element;
a set of slip segments circumferentially disposed about the elongate mandrel and at least a portion of the slip wedge; and
an extrusion limiting ring disposed about the sealing element and having an annular body that provides a first axial end, a second axial end, and a scarf cut extending at least partially between the first and second axial ends;
actuating the wellbore isolation device and thereby radially expanding the sealing element to seal the wellbore at the location, wherein radially expanding the sealing element moves the extrusion limiting ring from a contracted state disposed about the sealing element to an expanded state, where the extrusion limiting ring is disposed about an outer radial surface of the slip wedge; and
preventing with the extrusion limiting ring a material of the sealing element from extruding axially across the outer radial surface and into axial gaps formed between angularly adjacent slip segments of the set of slip segments;
wherein the extrusion limiting ring is movable between a contracted state, where the extrusion limiting ring is disposed about the sealing element, and an expanded state, where the extrusion limiting ring is disposed about the outer radial surface of the slip wedge;
wherein the scarf cut provides opposing angled surfaces coupled together in the contracted state with a frangible bond.

US Pat. No. 10,711,560

WELLBORE PLUG SEALING ASSEMBLY

HALLIBURTON ENERGY SERVIC...

1. A downhole tool sealing mechanism, comprising:a tubular body with a first end and a second end, allowing fluid communication along the longitudinal axis of the tubular body from the first end to the second end;
a sleeve extending from the first end of the body shaped to seat a ball, the sleeve having radially deformable walls; and
wherein the sleeve is shaped such that seating the ball substantially blocks the fluid communication through the tubular body when the ball is seated, and such that an outer surface of the ball directly contacts and urges an inner surface of the sleeve deforming the walls radially outward during the seating.

US Pat. No. 10,711,559

DOWNHOLE EXPANDABLE METAL TUBULAR

Welltec Oilfield Solution...

1. A downhole expandable metal tubular having an axial extension, to be expanded in a well downhole to abut an inner face of a casing or a borehole, comprising:a first section of a metal material having a first outer diameter,
two circumferential projections of said metal material having a second outer diameter which is larger than the first outer diameter, and
a second section of said metal material arranged between the two projections, each projection having an inclined face tapering from the second outer diameter towards the second section,
wherein the first section, the projections and the second section form a one piece construction of said metal material, and
wherein the second section has a third outer diameter which is smaller than the first outer diameter in an unexpanded condition, and a sealing element is arranged between the projections opposite the second section so that during expansion, the second section bulges more radially outwards than the first section, forcing the sealing element radially outwards in an expanded condition.

US Pat. No. 10,711,558

PRESSURE CONTAINMENT DEVICE

MANAGED PRESSURE OPERATIO...

1. A pressure containment device for containing pressure in an annulus around a tubular body, the pressure containment device comprising:a housing comprising,
a housing axis,
a passage extending generally parallel to the housing axis, the passage comprising an upper end,
a returns outlet port,
an injection port, and
an overflow outlet port,
wherein,
each of the returns outlet port, the injection port, and the overflow outlet port extend through the housing from an exterior of the housing into the passage, and
the tubular body passes through the housing so that a portion of the tubular body extends along the passage in the housing; and
a seal assembly comprising a seal arranged in the housing to surround and enter into a sealing engagement with the tubular body extending along the passage via a sealing face,
wherein,
the injection port is arranged between the returns outlet port and a first end of the seal,
the upper end of the passage is configured for connection to a bell nipple or to a section of a riser pipe and, in use, a fluid flow is directed to the overflow outlet port by exposure to a pressure provided by a fluid in the bell nipple or by a fluid in the section of the riser pipe, and
the overflow outlet port is arranged adjacent to a second end of the seal, the second end of the seal being arranged opposite to the first end of the seal, so that the overflow outlet port is separated from the injection port by the seal, and the overflow outlet port is in fluid communication with the fluid in the bell nipple or with the fluid in the section of the riser pipe.

US Pat. No. 10,711,557

LUBRICATOR SYSTEM AND METHOD OF USE

THE JLAR GROUP, LTD, New...

1. A method, comprising: connecting a wireline to a downhole tool; connecting a lubricator to a wellhead at the top or head of an oil and gas wellbore, the lubricator defining an internal passage extending along a curvilinear path; and conveying, through the internal passage of the lubricator and along the curvilinear path, the downhole tool in combination with the wireline connected to the downhole tool; wherein the lubricator includes a downwardly concave section extending along a first curvilinear axis, the downwardly concave section defining a first portion of the internal passage, and the first curvilinear axis at least partially forming or defining the curvilinear path along which the internal passage extends; wherein conveying, through the internal passage of the lubricator and along the curvilinear path, the downhole tool and the wireline connected to the downhole tool includes generally aligning the downhole tool with the first curvilinear axis; and wherein generally aligning the downhole tool with the first curvilinear axis comprises pivoting a first portion of the downhole tool relative to a second portion of the downhole tool.

US Pat. No. 10,711,556

FRACTURING TREES WITH HORIZONTALLY OFFSET CONNECTIONS

Cameron International Cor...

16. A method comprising:receiving a fracturing fluid into a fracturing tree through multiple piping connections, wherein the fracturing tree is coupled to a wellhead;
combining, after the fracturing fluid has flowed through the multiple piping connections, the fracturing fluid received through individual piping connections of the multiple piping connections at a location that is horizontally offset from the wellhead rather than being directly above the wellhead; and
routing the combined fracturing fluid into the wellhead from the location at which the fracturing fluid is combined.

US Pat. No. 10,711,555

WELLBORE CONTROL DEVICE

1. A wellbore control device comprising:a housing defining a throughbore, the throughbore being configured to receive a tubular;
a first gate comprising a first hole and a seal groove;
a second gate comprising a second hole and a seal groove; and
seals with a single seal being arranged in each of the seal grooves,
wherein,
the first gate and the second gate are supported by the housing and are configured to perform a movement which is transverse to the throughbore between an open position and a closed position,
the movement of the first gate and the second gate from the open position to the closed position splits the throughbore into an upper portion and a lower portion, the upper portion and the lower portion being completely separate from each other,
in the open position, the first hole and the second hole are aligned substantially co-axially with the throughbore,
in the closed position, a part of at least one of the first hole and the second hole remains aligned with the throughbore,
the seals are non-metallic,
the seals are arranged to provide a substantially fluid-tight seal between the housing and the first gate and the second gate and between the first gate and the second gate when each of the first gate and the second gate are in the closed position
the housing comprises housing seal grooves,
the seal grooves are arranged to extend longitudinally along respective sides of the first gate and of the second gate, and
the seals are arranged as side seals in the seal grooves and are received in the housing seal grooves so as to provide a substantially fluid-tight seal between the first gate, the second gate and the housing when the first gate and the second gate are in the closed position.

US Pat. No. 10,711,554

TUBING HANGER SETTING CONFIRMATION SYSTEM

VETCO GRAY INC., Houston...

1. A subsea wellhead assembly, comprising:a running tool adapted to be secured to a running string being lowered from a surface platform;
a wellhead member releasably coupled to the running tool for landing within a subsea wellhead;
at least one positive indicator assembly disposed within the wellhead member, the indicator assembly having an indicator stem that is adapted to move relative to the wellhead member when a specified function in the wellhead member occurs; and
a communication line connected to the running tool and adapted to extend alongside the running string to the platform, wherein an indication of movement of the indicator assembly is transmitted through the communication line to the platform;
wherein when the specified function comprises landing the wellhead member in the subsea wellhead, the indicator stem moves from an extended position to a retracted position when contacting a landing shoulder in the subsea wellhead; and
when the specified function comprises moving an actuation sleeve of the wellhead member to a set position, the indicator stem moves form an extended position to a retracted position when contacted by the actuation sleeve.

US Pat. No. 10,711,553

DESTRUCTIBLE CASING SEGMENTATION DEVICE AND METHOD FOR USE

1. A casing segmentation device, comprising:a body having a forward end, an aft end, a plug seat, and an internal passage, wherein the plug seat is configured to receive a mating plug, and which plug seat is disposed between the forward end and the aft end, and wherein the internal passage extends between the forward end and the aft end and through the plug seat; and
a fracture mechanism including an amount of energetic material and a trigger mechanism, which trigger mechanism is configured to selectively cause a detonation of the amount of energetic material;
wherein the body includes at least one void and the energetic material is disposed within the at least one void.

US Pat. No. 10,711,552

TUBULAR CUTTING ASSEMBLIES

1. A method of cutting a downhole tubular string, comprising:providing a downhole cutting assembly that comprises:
a landing mandrel;
a motor disposed below the landing mandrel;
a housing rotatably coupled to the motor; and
a blade pivotably coupled to the housing, the blade having a portion capable of being abutted against the downhole tubular string;
positioning a landing seat in a wellbore, wherein the landing seat is disposed on the downhole tubular string;
deploying the downhole cutting assembly in the downhole tubular string after the landing seat is positioned in the wellbore;
coupling the landing mandrel to the landing seat positioned in the wellbore;
pumping fluid into the downhole tubular string at an actuation flow rate;
pushing a piston against a portion of the blade;
abutting a cutting end of the blade against an inner surface of the downhole tubular string; and
rotating the blade around a central axis of the downhole tubular string.

US Pat. No. 10,711,551

MILLING DOWNHOLE TUBULARS

Saudi Arabian Oil Company...

6. A method comprising:centering a downhole-type milling tool onto a downhole tubular with a tapered mill positioned on a downhole end of the downhole-type milling tool;
milling the downhole tubular located in a wellbore with a downhole-type milling tool; and
receiving pieces of the milled tubular with a junk basket positioned uphole of a set of milling blades within the downhole-type milling tool, the pieces being retained within the downhole-type milling tool, wherein the junk basket comprises:
a plurality of spring-loaded fingers extending from an inner surface of a washover pipe to retain milled tubular pieces from moving in a downhole direction, the plurality of spring-loaded fingers hingably attached to the inner surface of the washover pipe;
a central support shoulder mounted to the central shaft positioned to limit a downhole motion of the spring-loaded fingers; and
a screen uphole of the plurality of spring-loaded fingers to allow fluid passage and to prevent particles greater than a specified size from passing through the screen.

US Pat. No. 10,711,550

ENERGY-SAVING AND ENVIRONMENT-FRIENDLY PARAFFIN AND SCALE CONTROL ULTRA-STRONG VISCOSITY REDUCTION DEVICE

Shandong Qunfeng Petroleu...

1. An energy-saving environment-friendly paraffin-control scale- preventing ultra-strong viscosity reduction device, comprising a hydrocyclone, a first-stage jet ultrasonic signal generator, a second-stage jet ultrasonic oscillator and an ultrasonic cavitation cavity which are butted in sequence; the hydrocyclone serving as an inlet end, an outer end of the ultrasonic cavitation cavity serving as an outlet, wherein a section of oscillation cavity is additionally provided behind the jet ultrasonic oscillator and before the ultrasonic cavitation cavity, a tail part of the oscillation cavity is provided with a third-stage jet ultrasonic oscillator, and the ultrasonic cavitation cavity is then connected behind the third-stage jet ultrasonic oscillator, wherein each of the first-stage jet ultrasonic signal generator, the second-stage jet ultrasonic oscillator and the third-stage jet ultrasonic oscillator comprises a pipe barrel, a jet device base being mounted in a front section of the pipe barrel, a jet nozzle being embedded in the jet device base, a jet opening of the jet nozzle being in a rectangular flat shape, a gas flow channel being formed in the jet nozzle at one side or two sides of the jet opening, a one-way valve being mounted in the gas flow channel, the one-way valve being mounted to have a flow direction opposite to a flowing direction of pumped oil; a leaf spring being suspended at a rear section of the jet device base, and the leaf spring being arranged to be right opposite to the jet opening of the jet nozzle.

US Pat. No. 10,711,549

LOCKING MANDREL AND RUNNING TOOL COMBINATION

1. A locking mandrel and running tool combination for setting equipment in wellbore tubing comprising:(a) running tool;
(b) a locking mandrel releasably attached to said running tool, said locking mandrel having a tubular housing with an interior central core, an inward interior housing surface and an outward exterior housing surface;
(c) a keyway positioned on said tubular housing, said keyway creating an opening extending from said outward exterior housing surface into said central core of said tubular housing;
(d) a locking key positioned at said keyway, said locking key biased inward from said outward exterior housing surface;
(e) a tubular translatable expander mandrel positioned within said tubular housing, said tubular expander mandrel translatably engagable with said locking key, said expander mandrel having an exterior radial shoulder, an interior annular collet finger detent, a plurality of ball recesses and a bearing ball in each said ball recess of said plurality of ball recesses;
(f) an expander mandrel receiver having an outwardly extending radial shoulder section with an annular interior ball detent, said expander mandrel receiver attached into said housing of said locking mandrel; and
(g) a translatable collet having a plurality of collet fingers with an outward extending collet finger shoulder inserted into said translatable expander mandrel through said expander mandrel receiver whereby upward translation of said translatable collet forces said bearing balls from said ball recess of said expander mandrel into said annular ball detent of said expander mandrel receiver thereby allowing said translatable collet to travel upward within said translatable expander mandrel to outwardly expand each said collet finger to engage said collet finger shoulders with said interior annular collet finger detent of said translatable expander mandrel and engage said radial shoulder of said translatable expander mandrel with said locking keys and push said locking keys outward through said keyways.

US Pat. No. 10,711,548

TRAVERSING ACROSS A WASH-OUT ZONE IN A WELLBORE

Saudi Arabian Oil Company...

1. A wellbore tool system comprising:a wellbore tractor configured to be positioned in a wellbore comprising a cased section, a first uncased section downhole of the cased section, and a second uncased section downhole of the first uncased section, the wellbore tractor configured to self-propel through the wellbore; and
an anchoring system connected to the wellbore tractor, when the wellbore tractor is in the cased section, the anchoring system configured to:
extend from a distal end of the wellbore tractor and the cased section through the first uncased section into the second uncased section;
secure an anchor in the second uncased section; and
guide the wellbore tractor from the cased section past the first uncased section and into the second uncased section;
wherein the anchoring system comprises:
an extension tool coupled to the anchor, the extension tool configured to extend the anchor when activated; and
the anchor coupled to the extension tool, the anchor configured to attach to a wall in the second uncased section, wherein the anchor is coupled to the extension tool by a rod configured to cross a wash-out zone in a wellbore.

US Pat. No. 10,711,547

PARAMETER MONITORING AND CONTROL FOR AN ELECTRIC DRIVEN HYDRAULIC FRACKING SYSTEM

1. An electric driven hydraulic fracking system that positions a single variable frequency drive (VFD), a single shaft electric motor, and a single hydraulic pump mounted on a single pump trailer to pump a fracking media into a well to execute a fracking operation to extract a fluid from the well, comprising:a pump configuration that includes the single VFD, the single shaft electric motor, and the single hydraulic pump mounted on the single pump trailer, wherein:
the single VFD is configured to convert the electric power at the power generation voltage level distributed from a power distribution trailer to a VFD voltage level and drive the single shaft electric motor that is positioned on the single pump trailer with the single VFD at the VFD voltage level to control the operation of the single shaft electric motor and the single hydraulic pump, wherein the VFD voltage level is a voltage level that is required to drive the single shaft electric motor, and
a controller associated with the single VFD and mounted on the single pump trailer is configured to:
monitor a plurality of operation parameters associated with an operation of the electric driven hydraulic fracking system as each component of the electric driven hydraulic fracking system operates to determine whether at least one operation parameter deviates beyond at least one corresponding operation parameter threshold, wherein each of the operation parameters provides an indicator as to an operation status of a corresponding component of the electric driven hydraulic fracking system, and
initiate at least one corrected action when each operation parameter deviates beyond the at least one corresponding operation threshold, wherein initiating the at least one corrected action when each operation parameter deviates beyond the at least one corresponding operation threshold maintains the operation of the electric driven hydraulic fracking system.

US Pat. No. 10,711,546

METHODS FOR OPERATING WELLBORE DRILLING EQUIPMENT BASED ON WELLBORE CONDITIONS

NATIONAL OILWELL VARCO, L...

1. A method, comprising:acquiring annular pressure data from a wellbore, wherein the annular pressure data is acquired over a time interval and at least a portion of the annular pressure data is acquired during a pumps-off period;
identifying at least first and second values from the annular pressure data;
comparing the variation between first and second values to a first threshold, wherein the first threshold follows a trend over a plurality of different drill pipe connections of variations of annular pressure data, wherein the trend is a function of length of uncased wellbore; and
increasing at least one of drill string hoisting speed, and drill string hoisting acceleration based on the comparison with the first threshold.

US Pat. No. 10,711,545

SHALE SHAKER WITH STAIR-STEPPED ARRANGEMENTS OF SCREENS AND METHODS OF USING SAME, AND METHODS OF RETROFITTING SHALE SHAKERS

Elgin Separation Solution...

1. A shale shaker comprising:a base;
a basket supported by the base;
a vibrator interconnected with the basket; and,
first and second shaker screen assemblies releasably mounted to the basket by a deck frame, the deck frame including a discharge shield and a channel, the discharge shield forming at least a portion of the channel, with the first shaker screen assembly having a first discharge end, with the second shaker screen assembly having a receiving end with a seal abutted thereto, with the discharge shield located between an end of the first discharge end of the first shaker screen assembly and an end of the receiving end of the second shaker screen assembly, with the second shaker screen assembly positioned such that the seal is positioned below the first shaker screen assembly and the discharge shield and within the channel, and positioned so that discharge from the first shaker screen assembly will not discharge onto the seal.

US Pat. No. 10,711,544

GRAPHENE OXIDE COATED MEMBRANES TO INCREASE THE DENSITY OF WATER BASE FLUIDS

Halliburton Energy Servic...

1. A method of servicing a wellbore extending from a surface of the earth and penetrating a subterranean formation, comprising:recovering an aqueous-based drilling fluid from the wellbore;
removing water from the aqueous-based drilling fluid by contacting the aqueous-based drilling fluid with a porous substrate coated with a hydrophilic and oleophobic coating, whereby the water is removed from the aqueous-based drilling fluid via passage through the porous substrate, and whereby a water concentration and a volume of the aqueous-based drilling fluid are reduced and a density of the aqueous-based drilling fluid is increased; and
adding a weighting material to the aqueous-based drilling fluid after the removing of the water therefrom, and
further comprising a mud pit containing the aqueous-based drilling fluid, and maintaining a target volume of the aqueous-based drilling fluid in the mud pit by controlling an amount of the water removed by the contacting of the aqueous-based drilling fluid with the porous substrate and an amount of the weighting material added to the aqueous-based drilling fluid after the removing of the water therefrom.

US Pat. No. 10,711,543

APPARATUS AND METHOD OF CONNECTING TUBULARS

WEATHERFORD TECHNOLOGY HO...

1. A method for making up a tubular joint, comprising:rotating a first tubular relative to a second tubular at a first speed to engage the first and second tubulars;
measuring a torque between the first and second tubulars while rotating; and
starting an automatic speed reduction operation to reduce rotating from the first speed to zero upon detection of a trigger condition, wherein starting an automatic speed reduction operation comprises:
calculating a set point of a relative rotational speed between the first and second tubulars using the measured torque; and
using the calculated set point with a controller to control the relative rotational speed between the first and second tubulars.

US Pat. No. 10,711,542

CIRCUMFERENTIAL DISPLACEMENT SUCKER ROD TONG

Automated Rig Technologie...

1. A sucker rod tong assembly for tightening a sucker rod to a sucker rod connector, the assembly comprising: a linear drive mechanism adapted to tighten the sucker rod to the sucker rod connector from a hand-tight shouldered position to a circumferential displacement from the hand-tight shouldered position whereby the sucker rod is tightened to the sucker rod connector, wherein the linear drive mechanism is operatively connected to a rotating pinion gear assembly configured to rotate a sucker rod tong to tighten the sucker rod to the sucker rod connector when the linear drive mechanism is operated.

US Pat. No. 10,711,541

PORTABLE BUCKING FRAME

Pro Torque Connection Tec...

6. A bucking frame comprising:a base to support said frame on a surface;
a back-up jaw unit mounted on said base, said jaw unit horizontally adjustable in relation to said base to position a tubular thereon; and
an adapter plate mounted on a front end of said base, said plate adaptable to receive and mount multiple power tongs whereby said plate is positioned between said back-up jaws and said tongs.

US Pat. No. 10,711,540

CATWALK AND CRANE SYSTEM

CAMERON INTERNATIONAL COR...

1. A catwalk and crane system for transporting equipment of a well system, comprising:a substructure;
a directing frame pivotally coupled to the substructure;
a pipe transporter configured to transport a tubular along the directing frame;
a first actuator coupled to the directing frame and configured to rotate the directing frame relative to the substructure; and
a crane coupled to the directing frame, wherein the crane is extendable from a first end of the directing frame, wherein in an extended position the crane is at a higher elevation than that of the pipe transporter.

US Pat. No. 10,711,539

MODULAR DRILLING RIG HAVING PIPE LIFTING CAPABILITY AND VENTILATION THEREIN

13. A drilling system for use at a wellhead, the drilling system comprising:a plurality of modules each containing a rig component, said plurality of modules being connected or interconnected together so as to form a drilling rig, each of said plurality of modules having a size adapted to be lifted by a forklift or a front end loader; and
a pipe handling system positioned adjacent to one end of said plurality of modules, said pipe handling system comprising:
a base having a plurality of sections telescopically connected together so as to be movable between a retracted position and an extended position; and
a plurality of supports extending upwardly from said base, each of said plurality of supports having a pipe-receiving cradle at an end opposite said base.

US Pat. No. 10,711,538

SLIDE CARTRIDGE

The Charles Machine Works...

8. A machine comprising:a carriage comprising:
a carriage frame;
a first slide mounted on the carriage frame, the slide comprising at least one downwardly-facing wall, and further comprising a wear member disposed on the downwardly-facing wall; and
a roller mounted on the carriage frame;
a machine frame comprising:
a rail having opposed first and second ends, the downwardly-facing wall being positioned directly above the rail;
a spindle supported on the carriage and configured to impart rotational force to a drill string; and
a means for translating the carriage relative to the machine frame;
in which the carriage is supported on the machine frame by the roller.

US Pat. No. 10,711,537

SELF-INSTALLING CONDUCTOR GUIDE SUPPORT FRAME SYSTEM AND METHOD

TECHNIP FRANCE, Courbevo...

1. A method of deploying a self-installing offshore platform at a site, comprising:floating the offshore platform to a site, the offshore platform having a hull, a plurality of jack-up legs coupled to the hull, and a conductor guide support frame assembly slidably coupled to the hull, the assembly having a structural frame and at least one conductor guide coupled to the structural frame;
lowering the jack-up legs to be supported by a foundation that is configured to rest on a seabed;
raising the hull above a mean sea level with the jack-up legs;
lowering the conductor guide support frame assembly to a fixed elevation relative to the hull;
suspending the conductor guide support frame assembly at a predetermined height from the hull;
inserting a conductor through the conductor guide; and
extending the conductor to be coupled to the seabed at a fixed elevation relative to the conductor guide support frame.

US Pat. No. 10,711,536

SELECTIVE STIMULATION OF RESERVOIR TARGETS

Halliburton Energy Servic...

1. A system for use in a wellbore through a formation containing hydrocarbons, comprising:a coiled tubing;
a distributed sensor array disposed within and integral with the coiled tubing, the distributed sensor array configured to measure hydrocarbon production parameters along the distributed sensor array;
a selective fracturing apparatus coupled to the coiled tubing, the selective fracturing apparatus to fracture selected areas of the formation; and
a controller, coupled to the distributed sensor array, operable to identify the selected areas for fracturing and control operation of the selective fracturing apparatus based on the measured hydrocarbon production parameters.

US Pat. No. 10,711,535

DOWNHOLE APPARATUS AND METHOD

PARADIGM DRILLING SERVICE...

29. A method comprising:providing a bearing, the bearing comprising:
an annular body configured for location on and around a mandrel or tubular body;
an upset portion extending radially outwards from the body, wherein the body and the upset portion define a channel for receiving fluid flow for lubricating the bearing; and
a rotational lock arrangement for preventing rotation of the bearing relative to the mandrel or tubular body; and
locating said bearing on a mandrel or tubular body, the rotational lock arrangement preventing rotation of the bearing relative to the mandrel or tubular body;
locating a collar or sleeve on the bearing to form a downhole apparatus,
wherein the collar or sleeve is rotatably mountable with the tubular body of said downhole apparatus via the bearing, the collar or sleeve configured to engage a bore wall or bore-lining tubular wall to support and/or offset the mandrel or tubular body of said downhole apparatus from said bore wall or bore-lining tubular wall,
wherein the bearing is interposed between said collar or sleeve and said mandrel or tubular body, such that a bearing surface is formed between the radially extending upset portion of the bearing and an inner bore surface of the collar or sleeve, the bearing facilitating relative rotation between the mandrel or tubular body of said downhole apparatus and said collar or sleeve and reduce or mitigate frictional losses between the rotating tubular body and the bore wall or bore-lining wall.

US Pat. No. 10,711,534

STABILIZER FOR A STEERABLE DRILLING SYSTEM

Weatherford Technology Ho...

1. A stabilizer for a steerable drilling system, the stabilizer having a first helical passageway and a second helical passageway at an outer surface of the stabilizer,the first and second helical passageways extending from a first end of the stabilizer to a second end of the stabilizer,
the first helical passageway being oriented in one of a clockwise and an anticlockwise direction along the stabilizer from the first end to the second end and the second helical passageway being oriented in the other of the clockwise and anticlockwise directions along the stabilizer from the first end to the second end,
the first and second helical passageways intersecting one another,
the stabilizer having a number of blades between the first helical passageway and the second helical passageway,
the first helical passageway having a first cross-sectional area between adjacent blades, the second helical passageway having a second cross-sectional area between adjacent blades, the first cross-sectional area being larger than the second cross-sectional area.

US Pat. No. 10,711,533

THREADED PIPE JOINT

JFE Steel Corporation, T...

1. A threaded pipe joint comprising:a pin having a male thread that is a male tapered thread at one end of a pipe; and
a box having a female thread that is a female tapered thread threadedly engaged with the male thread at the other end of the pipe,
the threaded pipe joint being of an integral type that directly connects pipes with the pin and the box, the threaded pipe joint having a radial seal structure in which the pin and the box are in metal-to-metal contact with each other in the radial direction to seal fluid, the threaded pipe joint further comprising:
an intermediate shoulder formed in the middle of the thread row of the female and male tapered threads,
wherein, under a condition where the female and male threads of the intermediate shoulder are threadedly engaged with each other, the load-flank-side thread gap L1G of a first thread row that is the thread row on the radially inner side and the load-flank-side thread gap L2G of a second thread row that is the thread row on the radially outer side, with the intermediate shoulder interposed between the first thread row and the second thread row, always satisfy the relationship L1G wherein the female and male thread pitch of the first thread row and the second thread row are set to a standard thread pitch p,
wherein the load-flank-side thread gap L1Gm of the thread portion of the first thread row closest to the intermediate shoulder and the load-flank-side thread gap L2G1 of the thread portion of the second thread row closest to the intermediate shoulder are set such that L1Gm wherein the female thread pitch from the radially innermost first thread portion to at least a third thread portion of the first thread row is set to a long pitch pl that satisfies the following expression (1) instead of the standard thread pitch p:
p where p is the standard thread pitch,
pl is the long pitch,
Fw is the axial width of the thread valley of the female thread,
Mw is the axial width of the thread mountain of the male thread, and
d1 is the female thread length of the first thread row.

US Pat. No. 10,711,532

PROTECTION OF DOWNHOLE COMPONENTS FROM SHOCK AND VIBRATION

STAG ENERGY SOLUTIONS INC...

1. A device for mitigating shock and vibration in downhole tools, the device comprising:a body including a cavity;
an insert having a first part located within the cavity and a second part located outside the cavity, the insert being spaced apart from the internal surface of the body to define a gap therebetween; and
an elastomer disposed within the gap such that the elastomer surrounds and bonded to the outer surface of the first part of the insert and the internal surface walls of the body defining the cavity, the elastomer being configured to inhibit direct metal-to-metal contact between the body and the insert.

US Pat. No. 10,711,531

DOUBLE WALL PIPE CONNECTION SYSTEM

Halliburton Energy Servic...

8. A method of installing a double wall pipe connection system in a wellbore comprising:positioning a first torque transmission tool and a second torque transmission tool on a screen table such that the first and second torque transmission tools are vertically aligned on the screen table;
lowering a first production tubing section through the first and second torque transmission tools, the first production tubing section including:
a first base pipe;
a first screen joint surrounding the first base pipe; and
a box adaptor having a first end and a second end, the first end of the box adaptor coupled to the first base pipe;
engaging the box adaptor with the first torque transmission tool;
lowering a second production tubing section through the second torque transmission tool, the second production tubing section including:
a second base pipe;
a second screen joint surrounding the second base pipe; and
a pin adaptor having a first end and a second end, the first end of the pin adaptor coupled to the second base pipe;
engaging the second production tubing section with the second torque transmission tool;
coupling the second end of the box adaptor and the second end of the pin adaptor;
disengaging the first and second production tubing sections from the first and second torque transmission tools; and
lowering the first and second production tubing sections into a wellbore.

US Pat. No. 10,711,530

CONTACT MODULE FOR COMMUNICATING WITH A DOWNHOLE DEVICE

Basin Drilling Tools LP, ...

1. A downhole tool, comprising:a spear point assembly comprising an axis, an end shaft having a distal end configured to be coupled to a downhole device, a central shaft extending axially from the end shaft, a latch rod threadingly coupled to a proximal end of the central shafts;
electrical contacts and insulators located on an exterior of the central shaft, such that the central shaft extends through the electrical contacts and insulators and into the latch rod, the electrical contacts are configured to be electrically coupled to the downhole device, and electrically coupled with a surface connector in a slidable axial direction,
each of the end shaft, electrical contacts, insulators, and latch rod comprise axial faces, and physical contact between the electrical contacts, insulators, end shaft and latch rod consists of contact between the respective axial faces thereof;
seal apertures located only in the axial faces of the end shaft, electrical contacts and latch rod, such that the insulators are free of seal apertures;
o-ring seals positioned exclusively in the seal apertures in the axial faces of the electrical contacts, end shaft and latch rod; and
the latch rod comprises a spear tip nose at a distal end thereof configured to stab into a female receptacle in a overshot tool to carry an entire weight of the spear point assembly and the downhole device at the spear tip nose to be retrieved from a well, such that an entire tensile load connection and capacity of the spear point assembly consists of the spear tip nose.

US Pat. No. 10,711,529

CUTTING TOOL

EPIROC DRILLING TOOLS AKT...

1. A cutting tool comprising a tip, a body and a shank for attaching the cutting tool to a tool holder,the body having an outer body surface, a body shank end arranged towards the shank and a body tip end arranged towards the tip,
the tip having an outer tip surface, a tip peak and a tip base, the tip base being attached to the body tip end of the body,
characterized in that the body tip end comprises a recess for retaining at least a part of the tip within the recess, and that the cutting tool comprises a plurality of grooves extending substantially continuously over both the outer tip surface and the outer body surface, each groove having a predetermined extension aligned with a longitudinal direction of the cutting tool, wherein a body groove portion of each of the plurality of grooves extends on the outer body surface over part of a body length, the body groove portion extending over a major part of the body length, which major part is less than the full body length.

US Pat. No. 10,711,528

DIAMOND CUTTING ELEMENTS FOR DRILL BITS SEEDED WITH HCP CRYSTALLINE MATERIAL

Ulterra Drilling Technolo...

1. A method of fabricating a sintered polycrystalline diamond structure for an earth boring drill bit, comprising:mixing grains of hexagonal close packed (HCP) seed material with grains of diamond grit mix to form a mixture;
forming a compact for sintering, the compact containing diamond grit mix throughout, at least a portion of the compact containing the mixture of HCP seed material and diamond grit mix;
sintering the compact in the presence of a catalyst to thereby form a diamond structure comprising an integral mass of sintered polycrystalline diamond (PCD) exhibiting diamond-to-diamond bonding, the catalyst occupying voids therein, the compact being at least partially interspersed with the HCP seed material, and
leaching the catalyst from the diamond structure to a predetermined depth using an acid;
wherein the predetermined depth is greater than 500 microns; and
wherein the sizes of the grains of polycrystalline diamond in the mixture are less than 30 microns.

US Pat. No. 10,711,527

DRILL BIT AND METHOD FOR CASING WHILE DRILLING

Halliburton Energy Servic...

16. A method drilling a borehole in a formation, the method comprising:inserting a nested drill bit assembly downhole, the drill bit assembly including:
an outer drill bit having an opening; and
a first inner drill bit nested within the opening of the outer drill bit, the first inner drill bit releasably coupled to the outer drill bit, operable to extend beyond a bottom portion of the outer drill bit upon release from the outer drill bit, and retrievable upon release through an upper portion of the outer drill bit; then
rotating the nested drill bit assembly to drill the borehole at a first diameter;
decoupling the first inner drill bit from the outer drill bit; and then
rotating the first inner drill bit to extend the borehole at a second diameter that is smaller than the first diameter.

US Pat. No. 10,711,526

METHODS FOR FORMING OR SERVICING A WELLBORE, AND METHODS OF COATING SURFACES OF TOOLS

Baker Hughes, a GE compan...

1. A method of utilizing a wellbore tool in a subterranean formation, the method comprising:disposing a wellbore tool in a borehole, the wellbore tool comprising a first body and a second body;
translating the first body relative to the second body while exposing at least one surface of at least one of the first and second bodies to a lubricant comprising an organometallic compound, the exposing comprising:
injecting, into an internal passage of the wellbore tool, the lubricant comprising the organometallic compound at a first concentration to provide the lubricant of the first concentration to the at least one surface; and
thereafter, injecting, into the internal passage of the wellbore tool, the lubricant comprising the organometallic compound at a second concentration different than the first concentration to provide the lubricant of the second concentration to the at least one surface; and
forming a protective coating over a surface of at least one body selected from the group consisting of the first body and the second body after the wellbore tool is disposed in the borehole, the protective coating comprising a metal originating from the organometallic compound.

US Pat. No. 10,711,525

HEAVY EQUIPMENT CONCRETE CORE DRILL BIT STABILIZER

8. A method of stabilizing a round drill bit while the round drill bit is coring a hole in asphalt or concrete comprising the step of:applying a low-friction polymer layer of a frame member to an outer surface of the round drill bit, wherein the frame member is formed so that the round drill nests within the frame member, wherein the low-friction polymer layer engages the outer surface of the round drill bit slowing rotation of the round drill bit.

US Pat. No. 10,711,523

AUTOMATED DRILLING/SERVICE RIG APPARATUS

PROSTAR ENERGY TECHNOLOGI...

16. A method for drilling or servicing a well, the method comprising the steps of:a) providing a rig apparatus, the apparatus comprising:
i) a substructure comprising a frame,
ii) a derrick mast comprising a lower mast section pivotally attached to the frame and an upper mast section pivotally attached to the lower mast section, the derrick mast configured to move from a lowered substantially horizontal position relative to the frame, wherein the upper mast section is folded against the lower mast section, to a raised substantially vertical position relative to the frame, wherein the upper mast section is pivoted relative to the lower mast section until the upper and lower mast sections are substantially axially aligned to form the derrick mast,
iii) a rack assembly disposed in the derrick mast, the rack assembly including a rack having an upper end and a lower end, the rack being hung by the upper end from an upper end of the derrick mast and the rack being free to flex and move within the derrick mast;
iv) a carriage assembly configured to travel up and down the derrick mast along the rack assembly, the carriage assembly further configured to receive a tool, and
v) a hydraulic drive assembly configured to provide hydraulic power for the apparatus;
b) moving the apparatus to a position adjacent to the well;
c) raising the derrick mast to the substantially vertical position;
d) placing the tool on the carriage assembly;
e) operating the carriage assembly to engage and ride along the rack assembly, while the rack self-aligns, flexes and moves while passing through the carriage assembly; and
f) drilling or servicing the well.

US Pat. No. 10,711,522

METHODS AND SYSTEMS OF CREATING PRESSURE PULSES FOR PULSE TELEMETRY FOR MWD TOOLS USING A DIRECT DRIVE HYDRAULIC RAM

STANDARD DIRECTIONAL SERV...

1. A method of moving a poppet of a pulser system within a measuring while drilling (MWD) tool during drilling operations, the method comprising:activating, by a motor controller, an electric motor with a stator submerged in hydraulic fluid, and thereby turning a motor shaft;
turning a threaded shaft by rotation of the motor shaft, the threaded shaft submerged in the hydraulic fluid;
translating a ball screw nut along the threaded shaft responsive to turning the threaded shaft, the ball screw nut telescoped over the threaded shaft, the ball screw nut rigidly coupled to a linear positioner, and the ball screw nut and the linear positioner submerged in the hydraulic fluid;
translating a piston rod within a cylinder housing by the linear positioner responsive to translating the ball screw nut; and thereby
moving the poppet of the pulser system, the poppet coupled to the piston rod, and the movement of the poppet relative to a valve seat; and thereby
creating pressure pulses within a drill string during the drilling operations;
wherein activating the electric motor further comprises activating by the motor controller disposed within an electrical drive assembly, the electrical drive assembly fluidly sealed from the hydraulic fluid.

US Pat. No. 10,711,521

DUAL ROD DIRECTIONAL DRILLING SYSTEM

Vermeer Manufacturing Com...

8. A sub saver for a drilling machine, the sub saver comprising:an outer rod member connectable at a first end to an outer rod drive shaft of a gearbox;
an inner rod member connectable at a first end to an inner rod drive shaft of the gearbox, the inner rod member positioned within the outer rod member;
an inner rod adapter connected to the inner rod member via a sub saver coupling; and
a spring positioned between the inner rod member and the inner rod adapter, wherein the spring allows relative movement between the inner rod adapter and the inner rod member, and wherein the spring biases the inner rod adapter to a first position.

US Pat. No. 10,711,520

DUAL ROD DIRECTIONAL DRILLING SYSTEM

Vermeer Manufacturing Com...

1. A drill head configured for directional drilling, the drill head comprising:an uphole portion comprising:
a main casing with a main casing axis and an inner diameter;
a substantially solid drive shaft having a downhole end that includes drive features that are torque transmitting and radial load bearing, the drive shaft having a drive shaft axis and an outer diameter, wherein the drive shaft axis is parallel with the main casing axis; and
a drive shaft fluid flow passage between the inner diameter of the main casing and the outer diameter of the drive shaft;
a downhole portion comprising:
an end casing connected to the main casing, the end casing having an end casing axis that is not parallel to the main casing axis; and
a drill bit shaft having a drill bit shaft axis and an inner fluid flow cavity, the drill bit shaft having an uphole end that includes drive features that are torque transmitting and radial load bearing, wherein the drill bit shaft axis is not parallel with the drive shaft axis; and
a coupling engaged with, and positioned between, the drill bit shaft and the drive shaft, the coupling having drive features that are torque transmitting and radial load bearing, the drive features of the coupling being sized and shaped to mate with the drive features of both the drive shaft and the drill bit shaft, the coupling having a coupling fluid flow passage including a radial fluid flow passage communicating with the drive shaft fluid flow passage, and an axial fluid flow passage communicating between the drive features of the coupling, wherein fluid flows from the drive shaft fluid flow passage, through the radial fluid flow passage, and between the drive features of both the drive shaft and the coupling via the axial fluid flow passage.

US Pat. No. 10,711,519

FOLDING LADDER WITH BRACE-LOCKING APPARATUS

Blue Moon Designs, LLC, ...

1. An apparatus for securing a folding ladder, comprising:the folding ladder defining by a support unit having opposed rails and a stepped unit having opposed rails;
a brace extending between the support unit and the stepped unit, the brace defined by a first arm pivotally attached at an outer end thereof to a rail of the opposed rails of the support unit, and a second arm pivotally attached at an outer end thereof to a rail of the opposed rails of the stepped unit, and the first and second arms interconnected at respective inner ends thereof and the second arm defining a surface;
a lock member having a locking surface, the lock member directly pivotally attached to a selected one rail of the opposed rails of the steeped unit or to a selected one rail of the opposed rails to the support unit, the lock member attached to the selected rail above the pivotal attachment of the outer end of the arm of the brace that is attached to the selected one rail, the lock member movable between a first position in which the locking surface is oriented adjacent to the surface of the arm of the brace that is attached to the selected rail so that that the lock member prevents movement of the arm of the brace that is attached to the selected rail, and a second position in which the arm of the brace that is attached to the selected rail is pivotable about the attachment of the arm of the brace that is attached to the selected rail.

US Pat. No. 10,711,518

SELF-CENTERING END CAPS FOR ARCHITECTURAL STRUCTURE COVERINGS

HUNTER DOUGLAS, INC., Pe...

1. An end cap for an architectural structure covering, the architectural structure covering having a head rail, a bottom rail and a covering extending between the head rail and the bottom rail, the end cap comprising:an outer surface;
an inner surface;
a side surface disposed between the outer and inner surfaces;
an upper portion;
a lower portion; and
a self-centering feature including a flange extending upwardly from the upper portion of the end cap and inwardly away from the outer surface of the end cap, the flange being configured to contact the head rail of the architectural structure covering during retraction of the covering to horizontally center the bottom rail within the head rail.

US Pat. No. 10,711,517

LIFTING DEVICE OF CORDLESS COVERING

NIEN MADE ENTERPRISE CO.,...

1. A lifting device for a cordless covering, wherein the cordless covering comprises a headrail, a bottom rail, and a covering material between the headrail and the bottom rail; comprising:a cord reel, which has a spiral groove provided thereon, and comprises a cone section, wherein a diameter of the cone section decreases from a large diameter end thereof to a small diameter end thereof; the cord reel is pivotally mounted on the headrail to be rotated in a first direction or in a second direction opposite to the first direction;
a car, which is movably received in the headrail to be moved toward or away from the cord reel;
a driving module received in the headrail to drive the cord reel to rotate in the first direction;
a connecting cord which comprises opposite ends connected to the car and the cord reel, wherein the connecting cord is reeled in the cord reel along the spiral groove when the cord reel rotates in the first direction; the connecting cord is reeled out from the cord reel when the cord reel rotates in the second direction; and
a lifting cord running around the car and extending out of the headrail, wherein the lifting cord comprises an end fastened to the bottom rail; the car moves away from the cord reel to drive the cord reel to rotate in the second direction while the bottom rail is moved away from the headrail;
wherein the end of the connecting cord connected to the cord reel is connected to the large diameter end of the cone section; and
when the car is located at a position nearest to the cord reel, a segment of the connecting cord between the cord reel and the car is substantially parallel to a moving direction of the car.

US Pat. No. 10,711,516

DOOR AND PACKAGE RECEIVING ASSEMBLY COMBINATION

1. A package pass-through assembly for an entryway, the assembly comprising:a door having a front side and a back side, the door having an opening extending therein extending through the front and back sides, the opening having an upper edge, a lower edge, a first side edge and a second side edge;
a covering being attached to the door to close the opening, the covering including:
a lower panel being pivotally coupled to the door adjacent to the lower edge, the lower panel being positionable in a vertical position covering the opening or in an angled position exposing the opening, the lower panel being angled to form a chute for sliding packages down the lower panel and through the opening when the lower panel is in the angled position;
a closing panel being slidably attached to the door and being downwardly movable to a closed position covering the opening or upwardly movable to an open position exposing the opening; and
a linkage being attached to the closing panel and the lower panel, the linkage lowering the closing panel to the closed position as the lower panel is moved to the angled position and lifting the closing panel to the open position as the lower panel is moved to the vertical position.

US Pat. No. 10,711,515

COCKPIT CANOPY CUTTING GAS GENERATOR

Goodrich Corporation, Ch...

1. A pyrotechnic egress system, comprising:a case defining an opening;
a gas generator disposed within the case, the gas generator configured to generate a gas flame in response to being ignited; and
an ignition line disposed at the opening and configured to ignite the gas generator;
wherein the case directs the gas flame through the opening for deflagrating a window.

US Pat. No. 10,711,514

MALE AND FEMALE GASKET COUPLING FOR A WINDOW FRAME

MATREX WINDOW SYSTEM INC....

1. A coupling system comprising:a male gasket comprising:
a proximal male end; and
a distal male end comprising a seal portion and a head portion; and
a female gasket comprising:
a proximal female end; and
a distal female end comprising a first cavity into which the head portion is received, thereby providing a seal, wherein:
when the male and female gaskets move toward each other, the distal female end collapses on itself and engages the seal portion of the male gasket, thereby maintaining the seal, and
when the male and female gaskets move away from each other, at least one rib disposed on an outer surface of the head portion engages an inner surface of the distal female end, thereby maintaining the seal, and wherein:
the proximal male end operatively couples with a first window frame jamb, wherein the first window frame jamb comprises a first extrusion extending outwardly from an outer surface of the first window frame jamb, wherein the first extrusion defines a second cavity into which the proximal male end is received, and wherein at least one rib disposed on an outer surface of the proximal male end engages at least one ridge disposed on an inner surface of the second cavity, and
the proximal female end operatively couples with a second window frame jamb, wherein the second window frame jamb comprises a second extrusion extending outwardly from an outer surface of the second window frame jamb, wherein the second extrusion comprises a third cavity into which the proximal female end is received, and wherein at least one rib disposed on an outer surface of the proximal female end engages at least one ridge disposed on an inner surface of the third cavity.

US Pat. No. 10,711,513

DOOR PANEL AND A STILE THEREOF

NAN YA PLASTICS CORPORATI...

1. A door panel comprising:a body comprising front and rear door skins sandwiching, at least partially, a first stile and a second stile separate from the first stile;
the first and second stiles together being configured to delimit an interior of the door panel configured to receive an injection of filing material,
wherein at least one of the first and second stiles comprises a hollow structure with a partitioned hollow interior that extends along substantially an entire length of the body and providing mechanical strength to the body and providing a foundation for installing door fittings,
wherein adjacent the hollow structure is a portion to be varnished integrally formed therewith as one piece,
wherein the front and the rear door skins engage respective outer surfaces of the stiles through an engagement between cooperating sets of male and female members,
wherein the male members are arrayed over and extend from the front and rear skins and each of the male members engages with a cooperating corresponding one of the female members,
wherein each female member is provided on outer surfaces of the stile and at the portion to be varnished, and the female member is in the form of a groove defined between two walls of one of the stiles, the groove is configured such that upon insertion of one of the male members in the groove of a corresponding one of the female members, at least one of the two walls defining the groove presses against the male member in the groove to form a fluid tight engagement; and
the at least one of the two walls extends along an axis inclined at an angle with respect to a direction of insertion of the male members such that a top portion of the at least one of the two side walls defining a respective female member closer to an outer side of the stile presses against a corresponding male member but a remaining portion of the at least one of the two side walls defining the respective female member is free of contact with the corresponding male member;
the portion to be varnished includes an internal void isolated from the hollow interior of the hollow structure so as to reduce overall thickness of the portion to be varnished.

US Pat. No. 10,711,512

GLAZED ELEMENT WITH IMPROVED TIGHTNESS

AGC GLASS EUROPE, Louvai...

1. A glazed element for a building comprising a fixed frame, at least one gasket Ga and at least one frameless inwardly openable casement,wherein
the casement comprises a multiple glazing comprising an external glass pane configured to face an exterior of the building comprising at least one thermally treated glass sheet,
the gasket Ga extends along a periphery of the casement and is located between an external face of the glass pane and the fixed frame,
the glass pane has an overall bow on a bottom edge of the glass pane of at most 3.0 mm/m, measured according to EN 1863-1:2011, and
the gasket Ga is such that the gasket Ga is in continuous contact with the bottom edge of the glass pane and a portion of the fixed frame contiguous to the bottom edge of the glass pane, when the glazed element is in a closed position.

US Pat. No. 10,711,511

METHODS OF FORMING A LEADING END ASSEMBLY FOR A MOVABLE PARTITION

Won-Door Corporation, Sa...

1. A method of forming a leading end assembly for a movable partition, comprising:coupling a leading member to a frame member;
coupling two opposing side members to the frame member;
coupling a first extension member of two opposing extension members to a first side member of the two opposing side members;
coupling a second extension member of the two opposing extension members to a second side member of the two opposing side members;
forming a coupling portion of the first extension member of the two opposing extension members for coupling with a first plurality of hingedly coupled panels of the movable partition such that the entirety of the first extension member and the entirety of the first plurality of hingedly coupled panels is positioned and configured to be suspended from an overhead track at a location directly behind the leading member in a direction along an intended direction of travel of the leading end assembly along the overhead track; and
forming a coupling portion of the second extension member of the two opposing extension members for coupling with a second plurality of hingedly coupled panels of the movable partition such that the entirety of the second extension member and the entirety of the second plurality of hingedly coupled panels is positioned and configured to be suspended from the overhead track at the location directly behind the leading member in the direction along the intended direction of travel of the leading end assembly along the overhead track.

US Pat. No. 10,711,510

FIXATION DEVICE ESPECIALLY FOR GLASS FOLDING DEVICES

Solarlux GmbH, Melle (DE...

1. A fixation device for limiting a gap between a narrow side of a first construction component and a corresponding side of a second construction component relative to which the first construction component is movable, the fixation device comprising:a first fitting part configured to be attached to the narrow side of the first construction component;
a second fitting part configured to be attached to the corresponding side of the second construction component;
wherein at least the first fitting part comprises a first fixation projection comprising a first end and an opposed second end, wherein the first end is pivotably supported at a fixation axis that is fixed relative to the first construction component and wherein the first fixation projection is pretensioned by a pretensioning force such that the second end, facing away from the fixation axis, is pivoted away from the first construction component, and the first fixation projection is positioned at an opening angle of less than 90° relative to the narrow side of the first construction component in an open position of the first and second construction parts;
wherein the second fitting part comprises a guiding surface and a holding element;
wherein the first fixation projection and the guiding surface are configured to interact with each other such that, when the first and second construction parts are moved toward each other, the second end of the first fixation projection glides along the guiding surface toward the holding element and is forced against the pretensioning force toward the narrow side of the first construction component so that the opening angle decreases, wherein the second end of the first fixation projection catches in the holding element.

US Pat. No. 10,711,509

DOUBLE SLIDING-PLUG DOOR SYSTEM

1. A double sliding-plug door system, comprising a fixed frame, a sliding-plug rail arranged in the fixed frame, a cross beam, a driving mechanism arranged in the cross beam for driving a side door to reciprocate, and a linkage mechanism matched with the driving mechanism for pulling another side door to reciprocate; and, further comprising a guide locking piece arranged in the cross beam, and a limiting mechanism; wherein, the driving mechanism comprises a screw rod and a nut assembly driven by a motor; the nut assembly comprises a transmission frame, a nut sleeved in the screw rod, and a follow-up member fixed in the nut; the nut is mounted in the transmission frame, and the transmission frame is connected with an active sleeve assembly; the screw rod drives the nut assembly to reciprocate axially along the screw rod; during forward rotation of the screw rod, when the follow-up member is contacted with the guide locking piece, the follow-up member moves to the limiting mechanism under the guiding of an upper surface of the guide locking piece and is blocked by the limiting mechanism, then the follow-up member rotates with the screw rod to enter a space between a side plane of the guide locking piece and the limiting mechanism and is locked; and when the screw rod rotates reversely, the follow-up member reversely rotates with the screw rod to disengage from the limitation of the guide locking piece and is unlocked, and then moves axially along the screw rod.

US Pat. No. 10,711,508

WINDOW ASSEMBLY FOR VEHICLE

MAGNA MIRRORS OF AMERICA,...

1. A vehicular window assembly, said vehicular window assembly comprising:a frame configured to fixedly mount to a vehicle, said frame comprising a pair of opposite side frame members, an upper frame member and a lower frame member;
a fixed window panel disposed at a lower portion of said side frame members and at said lower frame member;
a movable window panel movably disposed at said side frame members and movable relative to said fixed window panel and said frame between an opened position and a closed position;
wherein each of said side frame members includes a lower channel for receiving a respective side perimeter edge region of said fixed window panel and a respective end region of said lower frame member;
an elastomeric seal overmolded along and in said lower channel of each of said side frame members;
wherein said elastomeric seal comprises a sealing channel that receives and seals against (i) the respective side perimeter edge region of said fixed window panel and (ii) the respective end region of said lower frame member; and
wherein a lower end portion of said sealing channel of said elastomeric seal that receives the respective end region of said lower frame member has a greater width dimension than the width dimension of the portion of said sealing channel that receives the respective side perimeter edge region of said fixed window panel.

US Pat. No. 10,711,507

INTELLIGENT CHAIR STRUCTURE

1. An intelligent chair structure comprising:a function chair including a base arranged on a bottom of the function chair and having three accommodation chambers separately defined in the base, and the three accommodation chambers are respectively comprised a first accommodation chamber, a second accommodation chamber, and a third accommodation chamber, wherein each accommodation chamber has a side holder arranged on a peripheral side thereof, and the side holder has a slot defined on a predetermined position thereof and corresponding to each accommodation chamber, wherein each accommodation chamber has a rotatable lid rotatably connected on a top thereof, and the function chair further includes a power switch arranged on a preferred position thereof; wherein each accommodation chamber has a refrigerator, a heat insulation apparatus, and a room temperature apparatus which are housed in each accommodation chamber so as to obtain refrigeration, heat insulation, and normal temperature individually, wherein each of the refrigerator, the heat insulation apparatus, and the room temperature apparatus has a heat dissipation, wherein the function chair includes a radiating cover corresponding to the heat dissipation;
a central control unit mounted in the function chair and supplied power from a power source controlled by the power switch, wherein the central control unit is interconnected with an internet and includes an application (APP) built in the central control unit so that a mobile device is controlled remotely;
three electronic locks individually accommodated in bottoms of three rotatable lids of the three accommodation chambers, wherein each of the three electronic locks includes a movable locking knob fixed therein and corresponding to the slot of the side holder of each accommodation chamber, and each electronic lock includes a controlling module interconnected with the central control unit so as to be controlled by the APP of the central control unit, such that each electronic lock has the APP stored therein by way of the mobile device of the internet so as to be remotely controlled, and the movable locking knob movably enters into or separates from the slot, thus opening/closing the rotatable lid of each accommodation chamber; and
a monitoring module arranged on a predetermined position of the function chair, and the monitoring module including a video device interconnected with the central control unit and controlled by the APP of the central control unit, wherein the monitoring module is remotely controlled by the APP of the mobile device via the internet so that the monitoring module sends images to the mobile device or the video device takes pictures or records visual images in a scene.

US Pat. No. 10,711,506

CHARGE PORT ASSEMBLY WITH MOTORIZED IRIS DOOR

FORD GLOBAL TECHNOLOGIES,...

12. A charge port assembly for an electrified vehicle, comprising:a port;
an iris door movable to expose the port; and
a motorized actuating assembly configured to move the iris door between a closed position in which the port is concealed and an open position in which the port is exposed,
wherein the motorized actuating assembly includes a control module configured to command the iris door to the open position in response to a predefined prompt from an authorized user.

US Pat. No. 10,711,505

AUTOMATED WINDOW MECHANISM WITH CALIBRATION FUNCTION

Hall Labs LLC, Provo, UT...

1. An automated window mechanism comprising:an electrically powered actuator configured to move a window between a closed position and an open position;
a power source, providing power to the actuator;
a current sensor, configured to sense the current between the power source and the actuator when the actuator is moving the window;
a processor configured to determine, from information provided by the current sensor, a first endpoint when the window is in the closed position and a second endpoint when the window is in the open position for the window;
a controller configured to store the first and second endpoints, and thereafter use the endpoints to control the actuator to stop in either the first or the second endpoint when desired by a user;
a non-volatile memory for storing data, the data comprising stored settings and calendar data, wherein the stored settings comprise factory preset data; a performance sensor that provides performance data, wherein the performance sensor senses at least one of electrical performance and mechanical performance of the actuator; and the processor further configured to: determine a first set of operating parameters associated with the actuator based on the performance data and at least one of the factory data and first remote data from a remote sensor; determine a control command for operating the actuator based on the first set of operating parameters; determine a second set of operating parameters associated with the actuator based on the performance data and at least one of the factory data and second remote data from the remote sensor; determine that a difference between the second set of operating parameters and the first set of operating parameters exceeds a threshold; modify the control command based on the determined difference; and
transmit the modified control command to the controller.

US Pat. No. 10,711,504

POWER DOOR PRESENTER WITH LATCHING FEATURE

MAGNA CLOSURES INC., New...

1. A power door presenter system for a motor vehicle having a vehicle door moveable relative to a vehicle body between a closed position, a presented position, and a fully-open position, the system comprising:a presenter assembly mounted to one of the vehicle body and the vehicle door, the presenter assembly including an extensible member moveable between a retracted position and an extended position, and a motor driven mechanism operable for powered movement of the extensible member, wherein powered movement of the extensible member between its retracted and extended position results in corresponding movement of the vehicle door between the closed position and the presented position;
a primary latch assembly mounted to the vehicle door and operable to releasably hold a primary striker mounted to the vehicle body when the vehicle door is located in the closed position, wherein the primary latch assembly is operable to release the primary striker prior to powered movement of the extensible member causing movement of the vehicle door from the closed position to the presented position; and
an auxiliary latch assembly operably mounted to one of the extensible member and the other one of the vehicle body and the vehicle door and having a latch mechanism and a latch release mechanism, and an auxiliary striker engageable with the latch mechanism and operably mounted to the other one of the extensible member and the other one of the vehicle body and the vehicle door for preventing movement of the vehicle door from the presented position to the fully-open position when the latch mechanism is engaged with the auxiliary striker,
wherein the latch release mechanism is actuatable for releasing the latch mechanism from the auxiliary striker so as to permit subsequent manual movement of the vehicle door by a user from the presented position to the fully-open position.

US Pat. No. 10,711,503

DOOR PRESENTER, CINCH AND EDGE GUARD ACTUATOR

Ford Global Technologies,...

1. A vehicle door system comprising:a closer operable to move a door to a closed position, the closer including a closer gear;
a presenter operable to move the door to an initial open position, the presenter including a presenter gear;
an edge protector movable between a stowed position and a deployed position, the edge protector including a protector gear;
an actuator mounted within the door and including a linear drive gear movable between a retracted position and an extended position along a linear axis, wherein the closer gear, the presenter gear and protector gear are engageable with the linear drive gear and the linear drive gear engages the presenter gear when operating the presenter when moved toward the extended position and the linear drive gear engages the closer gear when operating the closer when moved toward the retracted position.

US Pat. No. 10,711,502

WIRE TYPE WINDOW REGULATOR

SHIROKI CORPORATION, Fuj...

1. A wire window regulator fixed to a door panel of a vehicle, comprising:a guide rail that guides a slider base to freely move up and down, a window glass being fixed to the slider base;
a wire driving mechanism that moves up and down the slider base along the guide rail via a drive wire; and
a wire guide member disposed on at least one of an upper end and a lower end of the guide rail, the wire guide member changing a routing direction of the drive wire wound around the wire guide member, wherein:
the wire guide member includes a guide rail insertion portion, the wire guide member supporting a fixing member,
the guide rail is inserted into the guide rail insertion portion, the fixing member being inserted through the guide rail,
the fixing member fixes the guide rail and the wire guide member to the door panel of the vehicle,
wherein when the fixing member fixes the guide rail and the wire guide member to the door panel of the vehicle, the fixing member, the guide rail and the door panel come into contact with each other in the stated order along a fixing direction of the fixing member, and
wherein the guide rail defines a slit having an open end opening to at least one of the upper end and the lower end of the guide rail, and the fixing member is inserted into the slit.

US Pat. No. 10,711,501

ACTIVE ANTI-FLUTTER SYSTEM FOR A MOTOR VEHICLE

Ford Global Technologies,...

1. An active anti-flutter system for a motor vehicle, comprising:an electromagnet on a first component;
a ferromagnetic target fixed to a second component; and
a controller configured to energize said electromagnet to generate a magnetic flux that attracts said ferromagnetic target toward said electromagnet thereby reducing vibration of one of said first component and said second component.

US Pat. No. 10,711,500

PERMANENT MAGNET DAMPING AND GENERATED LIGHT

The Boeing Company, Chic...

1. A method for damping and generating light, the method comprising:actuating, a permanent magnet (PM) damper connected to a panel, by opening the panel,
wherein the PM damper comprises a conductive coil and at least one permanent magnet, and the actuating of the PM damper causes the conductive coil and the at least one permanent magnet to move relative to each other;
damping, by the actuating of the PM damper, a speed of the opening of the panel;
generating, by the actuating of the PM damper, electrical power by converting kinetic energy from the actuating of the PM damper into the electrical power, during the opening of the panel;
storing the electrical power; and
powering lighting by using the electrical power.

US Pat. No. 10,711,499

SOFT CLOSING DAMPER FITTING FOR A SLIDING DOOR AND ASSOCIATED MOUNTING METHOD

1. A soft closing damper fitting, comprising:a soft closing damper fastenable to an internal door leaf of a multi-leaf sliding door and which is able to be used for right-hand or left-hand closing by laterally reversed fastening to the internal door leaf;
wherein the soft closing damper fitting, as a mounting aid for fastening the soft closing damper to the internal door leaf, comprises a Z-shaped profiled sheet with a central leg, a first outer leg, and a second outer leg angled in each case by 90° in opposing directions; and
wherein for fastening the soft closing damper for right-hand closing the central leg comprises first fastening holes and a first marking for a first fastening position on the internal door leaf and for fastening the soft closing damper for left-hand closing the central leg comprises second fastening holes and a second marking for a second fastening position on the internal door leaf;
wherein the first marking is spaced apart from the second marking by a distance A in the longitudinal direction of the Z-shaped profiled sheet and wherein each of the first fastening holes have corresponding second fastening holes, wherein the first fastening holes are spaced apart from the corresponding second fastening holes by the distance A in the longitudinal direction.

US Pat. No. 10,711,498

DOOR CLOSER

Kason Industries, Inc., ...

1. A door closer for use with a refrigerator door coupled to a door jamb, the door closer comprising,a tubular housing;
a mount coupling said housing to the door jamb;
a spring shaft rotatably mounted to said housing;
a torque arm coupled to said shaft and rotatably coupled to said housing;
a clutch assembly coupling said spring shaft to said housing, said clutch assembly including a first clutch disc and a second clutch disc rotationally and releasably engaging said first clutch disc, said first clutch disc and said second clutch disc being mounted within said housing for relative rotational movement therein, and wherein said second clutch disc is rotationally fixed to said spring shaft, and
a spring mounted about said spring shaft, said spring having a first end coupled to said torque arm and a second end coupled to said clutch assembly,
whereby rotational movement of the spring shaft is limited by the engagement of the clutch assembly to allow select slippage between the first clutch disc and the second clutch disc to prevent over tensioning of the spring.

US Pat. No. 10,711,497

SLIDING PANEL WHEEL ASSEMBLY

MAMMOTH INDUSTRIES PTY LT...

1. A wheel assembly comprising:(i) an elongate housing configured to engage with and support a sliding panel element, the housing comprising first and second inclined support surfaces that are inclined in the same direction and in spaced relation to each other along the elongate housing,
(ii) an elongate carriage at least partially located inside the housing,
(iii) a first support member supporting a first wheel subassembly within the elongate carriage and configured to rest on the first inclined support surface,
(iv) a second support member supporting a second wheel subassembly within the elongate carriage and configured to rest on the second inclined support surface,
wherein the first and second support members are movable along the first and second inclined surfaces respectively so as to raise and lower the elongate housing with respect to the elongate carriage,
and wherein the first and second support members are positionable along the first and second inclined surfaces respectively so as to allow a long axis of the elongate carriage to form an angle with the long axis of the elongate housing such that wheels of the first and second subassemblies are independently vertically adjustable with reference to the housing.