US Pat. No. 9,377,204

OVEN DOOR

EUROKERA S.N.C., Chateau...


US Pat. No. 9,371,977

GLASS-CERAMIC ARTICLE HAVING A COLORED LUMINOUS DISPLAY

EUROKERA S.N.C., Chateau...

1. An article having at least one colored luminous zone, said article comprising:
a glass-ceramic substrate having a luminous transmission ranging from 0.8% to 40% and an optical transmission of at least
0.1% for at least one wavelength in the range extending from 420 to 780 nm,

a light source and
a filter,
so as to form at least one colored luminous zone, in at least one zone of the glass-ceramic substrate.

US Pat. No. 9,051,212

GLASS-CERAMIC PLATE AND METHOD FOR PRODUCING SAME

EUROKERA S.N.C., Chateau...

1. A glass-ceramic plate for covering or receiving at least one heating element of a cooking plate, comprising:
a glass-ceramic substrate; and
a coating formed on a surface of the glass-ceramic substrate;
wherein:
the coating comprises a matte coating and a reflective coating;
the coating comprises a first zone and a second zone;
the first zone corresponds to an area of the surface of the glass-ceramic substrate where the matte coating is present and
occupies from 1 to 50% of a surface area of the coating;

the first zone comprises a layer of the matte coating formed on the surface of the glass-ceramic substrate;
the second zone corresponds to an area of the surface of the glass-ceramic substrate where the reflective coating is present
and occupies from 50 to 99% of the surface area of the coating;

the second zone comprises a layer of the reflective coating formed on the surface of the glass-ceramic substrate;
one of the first zone and the second zone has an appearance when viewing the glass-ceramic plate such that a main part of
a heating structure of the cooking plate is masked when the glass-ceramic plate is used in the cooking plate; and

the other of the first zone and the second zone has an appearance such that decoration, information, or functional elements
are revealed and operation of such elements may be detected when the glass-ceramic plate is used in the cooking plate.

US Pat. No. 9,637,410

GLASS-CERAMIC

EUROKERA S.N.C., Chateau...

1. An oven, stove or fireplace door comprising a glass-ceramic sheet, comprising, on at least a portion of at least one of
its faces, a coating of layers comprising at least one functional layer comprising a niobium metal Nb or a niobium oxide NbOx in which x is at most 0.5, the at least one functional layer being framed by at least two layers comprising at least one dielectric
material, wherein a thickness of the functional layer or a combined thickness of all functional layers ranges from 8 to 15
nm,
wherein the glass-ceramic sheet exhibits a light reflection factor of at most 15%, and a light transmission factor of at least
40%, within the meaning of the standard EN 410:1998.

US Pat. No. 10,012,362

GLASS-CERAMIC ARTICLE COMPRISING A LUMINOUS COLOR DISPLAY

1. An article having at least one colored luminous region said article comprising:at least one glass-ceramic substrate having a luminous transmission ranging from 0.8% to 40% and an optical transmission of at least 0.1% for at least one wavelength in the range extending from 420 to 780 nm;
at least one light source; and
at least one inkjet filter of thickness between 1 and 50 ?m,so as to form at least one colored luminous region in at least one region of the glass-ceramic substrate.

US Pat. No. 9,664,375

LIGHT-EMITTING, GLASS-CERAMIC ARTICLE

EUROKERA S.N.C., Chateau...

1. An article comprising:
at least one lighting zone;
at least one glass-ceramic plate including a glass-ceramic main surface; and
at least one light guide defined by a substantially polygonal planar glass plate including a main surface facing the glass-ceramic
main surface and including an elongate portion extending from the glass plate, an end of the elongate portion being coupled
to at least one light source located outside a periphery of the glass-ceramic plate when seen from a to view, and the light
guide including, in the lighting zone, at least one means for extracting radiation emitted by the light source to guide light
toward the at least one glass-ceramic plate,

the at least one extracting means being disposed on at least one of:
a surface of the light guide opposite the glass-ceramic plate, and
at least one layer internal to a thickness of the light guide;
wherein the at least one lighting zone is configured to surround and indicate at least one heating zone.

US Pat. No. 10,060,633

COOKING HOB WITH WINDOW, COOKING APPLIANCE, AND PROCESS FOR MANUFACTURING THE HOB

EUROKERA S.N.C., Chateau...

1. A cooking hob for a fixed or mobile cooking appliance comprising:a base hob, or a ceramic base hob, including at least one cooking area and including at least one control and/or information area, the control and/or information area being formed by a window separated from the base hob by at least one joint made of synthetic material,
wherein the joint includes an accessory that extends under an inner surface of the base hob and/or under an inner surface of the window to fix a control and/or display screen under the window, the accessory including a rail including a first leg, a second leg parallel to the first leg, and a third leg connecting the first leg to the second leg such that the rail is formed in the shape of an H, the first leg of the rail being encapsulated entirely within the material of the joint and the second leg protrudes outside of the joint and directly contacts the control and/or display screen.

US Pat. No. 9,709,246

GLASS-CERAMIC ARTICLE WITH LUMINOUS DISPLAY

EUROKERA S.N.C., Chateau...


so as to form at least one luminous area in at least one area of a plate.
US Pat. No. 9,867,233

VITROCERAMIC ARTICLE WITH LUMINOUS DISPLAY

EUROKERA S.N.C., Chateau...


a proportion of the pigment ranges from 40 to 65% by weight of the glass frit and the pigment.
US Pat. No. 9,822,031

ENAMEL COMPOSITION FOR GLASS-CERAMIC

EUROKERA S.N.C., Chateau...


US Pat. No. 9,302,934

GLASS-CERAMIC PLATE AND ITS MANUFACTURING PROCESS

EUROKERA S.N.C., Chateau...

1. A glass-ceramic plate to cover or accommodate at least one heating element, wherein said plate is at least partly coated
with at least one nanoscale layer based on a metallic material having a refractive index greater than the refractive index
of the glass-ceramic and wherein the nanoscale layer comprises at least 95% by weight of the metallic material.
US Pat. No. 10,017,415

VITROCERAMIC PLATE

EUROKERA S.N.C., Chateau...


US Pat. No. 10,051,691

COOKTOP WITH WINDOW AND END PLATE, COOKING APPLIANCE, AND METHOD FOR MANUFACTURING THE COOKTOP

EUROKERA S.N.C, Chateau ...

1. A cooktop for a fixed or mobile cooking appliance, comprising:a base plate, or a glass-ceramic base plate, including a side edge, an outer surface, and a peripheral outer edge which forms a plane and which is located at the intersection between the side edge and the outer surface;
at least one cooking area and at least one control and/or information area, the control and/or information area including a window that is separated from the base plate and including a side edge, an outer surface, and a peripheral outer edge located at the intersection between the side edge and the outer surface, at least a part of the peripheral outer edge of the window being in the plane of the peripheral outer edge of the base plate;
a seal made of synthetic material which is located between a part of the side edge of the base plate and a part of the side edge of the window to provide sealing between the window and the base plate, the seal including an outer surface;
at least one end plate which is made of different material than that of the seal and is disposed above or on the seal,
wherein at least a part of the outer surface of the seal which is located between the outer surface of the base plate and the outer surface of the window being covered by the end plate.
US Pat. No. 10,081,568

GLASS PLATE FOR INDUCTION COOKING DEVICE

EUROKERA S.N.C., Chateau...


wherein the plate does not comprise crystals connected by a residual vitreous phase.

US Pat. No. 10,575,371

LIGHT-TRANSMITTING PLATE

EUROKERA S.N.C., Jouarre...

1. A cooking device, comprising:at least one first internal element, which is a heating element, a control element, a monitoring element, or any combination thereof;
at least one second internal element, which is at least one light-emitting device;
at least one glass or glass-ceramic plate colored with vanadium oxide covering the first and second internal elements: and
at least one masking element which masks a part of the first and second internal elements, wherein the masking element (a) is disposed on top of, underneath, or within the plate and is made of light radiation scattering material and/or light radiation absorbing material and/or (b) is formed by heterogeneities located within the plate or on a lower surface thereof, the heterogeneities being configured to deform images by light radiation scattering or refraction phenomena,
wherein the at least one light-emitting device is selected from the group consisting of blue light emitting and white light emitting diodes, blue light emitting and white light emitting liquid crystal displays, and blue light emitting and white light emitting organic diode displays, light emitted by the at least one light-emitting device is not of red color when seen through the plate, the plate has a thickness ranging from 3 to 6 mm, and intrinsically has a light transmission ranging from 2.3% to 40% as determined by ISO 9050:2003 and an optical transmission of at least 0.6% for each wavelength within the region ranging from 420 to 480 nm,
wherein a weight content of the vanadium oxide, expressed in the form V2O5, in the at least one glass or glass-ceramic plate colored with vanadium oxide is in a range from 0.01 to 0.06%, and
wherein the masking element masks at least 50% of a surface occupied by the internal elements.

US Pat. No. 10,107,503

COOKTOP WITH WINDOW AND END PLATE, COOKING APPLIANCE, AND METHOD FOR MANUFACTURING THE COOKTOP

EUROKERA S.N.C, Chateau ...

1. A cooktop for a fixed or mobile cooking appliance, comprising:a base plate, or a glass-ceramic base plate, including a side edge, an outer surface, and a peripheral outer edge which forms a plane and which is located at the intersection between the side edge and the outer surface;
at least one cooking area and at least one control and/or information area, the control and/or information area including a window that is separated from the base plate and including a side edge, an outer surface, and a peripheral outer edge located at the intersection between the side edge and the outer surface, at least a part of the peripheral outer edge of the window is not in the plane of the peripheral outer edge of the base plate;
a seal made of synthetic material which is located between a part of the side edge of the base plate and a part of the side edge of the window to provide sealing between the window and the base plate, the seal including an outer surface; and
at least one end plate which is made of different material than that of the seal and is disposed above or on the seal,
wherein at least a part of the outer surface of the seal which is located between the outer surface of the base plate and the outer surface of the window being covered by the end plate.
US Pat. No. 9,593,040

NON-OPAQUE ARSENIC-FREE BETA-SPODUMENE GLASS CERAMIC EXHIBITING BROWN-GREY COLORATION

EUROKERA, Chateau-Thierr...

1. A lithium aluminosilicate glass-ceramic, comprising (in weight %):
60-72% SiO2, 18-23% Al2O3, and 2.5-4.5% Li2O; and

0.05-0.20% V2O5, 0.15-0.30% Fe2O3, 0.015-0.030% Cr2O3, 0-0.05% CoO, 0-0.3% NiO, and 0-0.2% CeO2; and

beta-spodumene as a predominant crystalline phase, wherein the glass-ceramic exhibits a brown-grey color with an optical transmittance
for a wavelength of 625 nm of greater than 2.0% as measured using an illuminant D65, 2° observer test on 4 mm thick glass-ceramic.

US Pat. No. 10,595,631

GLASS-CERAMIC WORKTOP

EUROKERA S.N.C., Chateau...

1. An item of equipment, comprising:at least one worktop formed of at least one substrate made of transparent monolithic glass material with a surface area of greater than 0.7 m2, said substrate exhibiting a light transmission TL of greater than 10% and an opacity indicator of between 5 and 90, said substrate being predominantly or completely bare or provided with coating(s) such that the substrate, thus coated, exhibits a haze of less than 15% and/or a light transmission TL of greater than 60% and/or an opacity indicator of less than 85;
at least one heating element;
at least one light source configured to mark one or more zones or one or more elements or displays of the substrate, the at least one light source occurring straight above the substrate, for a display by projection, or under the substrate, for a display by transmission through the substrate; and
at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication.
US Pat. No. 9,914,658

FLOAT PROCESS FOR A GLASS-CERAMIC

EUROKERA, Jouarre (FR)

1. A process for manufacturing a flat ribbon of precursor glass for a glass-ceramic, comprising the continuous floating of
the molten glass on a bath of molten metal in a float chamber, said glass being poured in the molten state at a temperature
above its devitrification onset temperature onto the molten metal upstream of the chamber, said glass progressively forming
a ribbon that runs along said metal bath, the cooling rate of the glass being at least 18° C./min and less than 48° C./min
between, on the one hand, the moment t1 when the glass is at the theoretical temperature for which the devitrification rate is a maximum and, on the other hand,
the later moment t2 when the glass is at the theoretical temperature at which the devitrification crystal growth rate becomes less than 1 micron
per minute.
US Pat. No. 10,160,685

NON-OPAQUE ARSENIC-FREE BETA-SPODUMENE GLASS CERAMIC EXHIBITING BROWN-GREY COLORATION

EUROKERA, Chateau-Thierr...

1. A method, comprising:melting a load of vitrifiable raw materials;
fining the load to obtain molten glass;
cooling the molten glass to a temperature sufficient to shape it into a desired shape; and
ceramming of the glass in the desired shape at a maximum temperature between about 960° C. to about 1060° C., to produce a lithium aluminosilicate glass-ceramic material containing beta-spodumene as a predominant crystalline phase, wherein the glass-ceramic material comprises:
60-72% SiO2, 18-23% Al2O3, and 2.5-4.5% Li2O; and
0.05-0.20% V2O5, 0.15-0.30% Fe2O3, 0.015-0.030% Cr2O3, 0-0.05% CoO, 0-0.3% NiO, and 0-0.2% CeO2;
wherein the glass-ceramic material, exhibits a brown-grey color with an optical transmittance for a wavelength of 62.5 nm of greater than 2.0% as measured using an illuminant D65, 2° observer test on 4 mm thick glass-ceramic.
US Pat. No. 10,542,590

INDUCTION COOKING DEVICE

EUROKERA S.N.C., Chateau...

1. An induction cooking device comprising at least one inductor positioned under a thermally strengthened glass plate, wherein the glass plate is (a) an alumino-borosilicate glass or (b) a borosilicate glass, wherein:a thickness of the glass plate is at most 4.5 mm,
a c/a ratio of the glass plate before strengthening is at most 3.0 after Vickers indentation under a load of 1 kg, c being a length of radial cracks and a being a half-diagonal of the Vickers impression, and
a ?/(e·E·?) ratio is at least 20 K·mm?1, ? being a maximum stress generated at a core of the glass plate by the thermal strengthening in Pa, e being the thickness of the glass plate in mm, E being a Young's modulus in Pa and ? being a linear thermal expansion coefficient of the glass plate in K?1.
US Pat. No. 9,067,820

TRANSPARENT, COLORLESS, TIN-FINED LAS GLASS-CERAMICS WITH IMPROVED MICROSTRUCTURE AND OPTICAL PROPERTIES

Eurokera, Chateau-Thierr...

1. A transparent, essentially colorless and non-diffusing glass-ceramic of the lithium aluminosilicate type containing a ?-quartz
solid solution as a main crystalline phase, wherein its composition, free of arsenic oxide, antimony oxide and rare earth
oxides except for inevitable trace amounts, contains, expressed as percentages by weight of oxides:
62-72% of SiO2,

20-23% of Al2O3,

2.8-5% of Li2O,

0.1-0.6% of SnO2,

1.9-4% of TiO2,

1.6-3% of ZrO2,

less than 0.4% of MgO,
2.5-6% of ZnO and/or BaO and/or SrO,
less than 250 ppm of Fe2O3; and the crystallites present in said ?-quartz solid solution have an average size of less than 35 nm.

US Pat. No. 10,154,544

PREPARATION OF AN ARTICLE IN GLASS OR IN GLASS-CERAMIC WITH IMPROVED COATING AND SAID ARTICLE

EUROKERA, Chateau-Thierr...

1. A method for preparing a cooktop, which comprises a glass or glass-ceramic substrate and a coating fixed to at least one portion of a surface of said substrate, said method comprising:making available a substrate of a glass or a glass-ceramic; applying on at least one portion of a surface of said substrate, a layer of a dispersion: a continuous phase of which essentially consists of at least one polysilsesquioxane resin in solution in a solvent, said at least one polysilsesquioxane resin having units of formula (RSiO1.5), R being identical or not, all different from an aryl group and being selected from a group consisting of linear and branched alkyl groups having 1 to 6 carbon atoms and cycloalkyl groups having 3 to 6 carbon atoms, and
a dispersed phase consisting essentially of mineral fillers; and
heat-treating the layer of the dispersion so as to remove said solvent and to crosslink said resin, wherein the heat-treating comprises subjecting the layer of the dispersion to a temperature above 350° C. and no more than 550° C., thereby providing the cooktop.
US Pat. No. 9,650,286

BETA-QUARTZ GLASS CERAMICS WITH CONTROLLED TRANSMISSION AND METHODS OF MAKING SAME

EUROKERA, Chateau-Thierr...


and
further wherein the composition contains less than 200 ppm of CoO.
US Pat. No. 10,405,379

INDUCTION COOKING PLATE AND PRODUCTION METHOD

EUROKERA S.N.C., Chateau...

1. A plate configured to cover or receive one or more induction heating elements,wherein the plate is a glass plate having a lithium aluminosilicate composition,
wherein the plate has a surface zone comprising potassium ions in replacement of lithium ions of the glass,
wherein the surface zone has a thickness of at least 5 ?m, and
wherein a level of potassium at a surface of the glass is greater by at least 3% by weight relative to a level of potassium in a central zone.
US Pat. No. 10,219,328

ALKALI-FREE ALUMINOSILICATE GLASSES, SUITABLE AS SUBSTRATE FOR INDUCTION HEATING COOKTOPS APPLICATIONS

EUROKERA, Chateau-Thierr...

1. A non-crystalline aluminosilicate glass whose composition is free, with the exception of inevitable traces, of alkali metals and contains, expressed as a weight percentage of oxides:60 to 70% SiO2
13 to 22% Al2O3
0 to 9% B2O3
1 to 6% MgO
0 to 5% CaO
1 to 5% BaO
2 to 12% ZnO, and
0 to 3% SrO;whereinAl2O3+B2O3+ZnO>23%, and
B2O3+MgO?CaO?BaO?SrO<6%, wherein the composition is free of TiO2.

US Pat. No. 10,716,393

GLASS-CERAMIC PLATE FOR A WORKTOP OR A PIECE OF FURNITURE

EUROKERA S.N.C., Chateau...

1. A glass-ceramic sheet to be used as a surface of a furniture unit and/or as a worktop, comprising:in at least one of its faces, at least one connection element having a height less than 10 cm and a cross section having a diameter less than 3 cm,
wherein said at least one connection element is made from a material configured to withstand at least 70° C. and is bonded to said face by a thermosetting adhesive,
wherein the at least one connection element includes a fixing system for removably fixing an element to be added, the element to be added including at least one fixing means that compliments the fixing system of the connection element.

US Pat. No. 10,455,933

GLASS CERAMIC WORKTOP

EUROKERA S.N.C., Chateau...

1. An item of equipment, comprising:at least one worktop that includes a transparent monolithic tempered glass or glass-ceramic material substrate, a surface area of said substrate being greater than 0.7 m2, a flatness of said substrate being less than 0.1% of a diagonal of the substrate, and an expansion coefficient of said substrate being less than or equal to 15·10?7 K?1, wherein a light transmission TL of said substrate is greater than 10% and an opacity indicator of said substrate is between 5 and 90;
at least one heating element; and
at least one interface for communication with at least one element of the worktop or with at least one external element for wireless communication,
wherein said item of equipment is devoid of light source(s).

US Pat. No. 11,032,876

PREPARATION OF AN ARTICLE OF A GLASS OR A GLASS-CERAMIC HAVING AN IMPROVED COATING AND THAT ARTICLE

Eurokera, Chateau-Thierr...

1. A cooktop comprising:a glass or glass-ceramic substrate; and
a coating fixed to at least one portion of a surface of the glass or glass-ceramic substrate, wherein the coating comprises a heat treated dispersion layer, the heat treated dispersion layer comprising:
a continuous phase consisting essentially of at least one polysilsesquioxane resin, the at least one polysilsesquioxane resin having units of formula (RSiO1.5), R being identical or not, all different from an aryl group and being selected from a group consisting of linear and branched alkyl groups having 1 to 6 carbon atoms and cycloalkyl groups having 3 to 6 carbon atoms, wherein the at least one polysilsesquioxane resin is crosslinked; and
a dispersed phase consisting essentially of mineral fillers.

US Pat. No. 10,794,600

GLASS-CERAMIC WORKTOP

EUROKERA S.N.C., Chateau...

1. An article of furniture and/or appliance, the article comprising:at least one worktop formed from one substrate made of a monolithic glazing material made of glass-ceramic and having an area larger than 2 m2, said substrate having a lightness L* higher than 10, a light transmission TL lower than 50%, an opacity indicator higher than 90, and a haze higher than 15%;
at least one heating element;
at least one light source configured to signal one or more zones or one or more elements or displays of the substrate by projection from above the substrate, said light source being located plumb with the substrate such that the substrate acts as a screen; and
at least one communication interface, which communicates with at least one element of the worktop.

US Pat. No. 10,415,788

DISPLAY ASSEMBLY COMPRISING A GLASS-CERAMIC PLATE

EUROKERA S.N.C., Chateau...


an optical transmission of the glass-ceramic plate for a thickness of 4 mm is between 0.2% and 4% for at least one wavelength between 400 and 500 nm;
the polychromatic light source has at least one first emission of nonzero intensity at said wavelength between 400 and 500 nm and at least one second emission at a wavelength of more than 500 nm;
the polychromatic light source is positioned to allow display through said glass-ceramic plate,
the glass-ceramic plate further comprises tin oxide in an amount by weight of between 0.2% and 0.35%,
the glass-ceramic plate further comprises vanadium oxide in a weight content of between 0.01% and 0.03%,
the glass-ceramic plate further comprises As2O3 in a weight content of from 0% to 0.01%,
the glass-ceramic plate further comprises at least one reducing agent,
the glass-ceramic plate further comprises less than or equal to 0.01% by weight of chromium oxide,
the glass-ceramic plate further comprises cobalt oxide in an amount by weight of 0.12% or less,
the glass-ceramic plate comprises no nickel oxide, and
the at least one first emission and the at least one second emission through the glass-ceramic plate allow for display of different colors.

US Pat. No. 10,961,146

TRANSPARENT, ESSENTIALLY COLORLESS, TIN-FINED LAS GLASS-CERAMICS WITH IMPROVED MICROSTRUCTURE AND THERMAL EXPANSION PROPERTIES

EUROKERA, Jouarre (FR)

1. A lithium aluminosilicate glass-ceramic, containing a ?-quartz solid solution as main crystalline phase, characterized in that:its composition, free, except for inevitable trace amounts, of arsenic oxide, antimony oxide and rare earth oxide, contains, expressed as weight percentages of oxides:
64 to 70% of SiO2,
18 to 24% of Al2O3,
4 to 5% of Li2 O,
0 to 0.6% of SnO2,
>1.9 to 4% of TiO2,
1 to 2.5% of ZrO2,
0.1 to 1.5% of MgO,
0 to 3% of ZnO,
>0.3 to 1 of CaO,
0 to 1.5% of BaO,
0 to 3% of SrO, with BaO +SrO ?3%,
0 to 1.5% of Na2O,
0 to 2% of K2O, with 0.2?(MgO+Na2O+K2O)/Li2O ?1,
0 to 3% of P2O5,
less than 200 ppm of Fe2O3; and
the crystallites present in said ?-quartz solid solution have an average size of less than 40 nm;
wherein
the lithium aluminosilicate glass-ceramic has:
a total luminous transmittance, for a thickness of 5 mm, of more than 81%, a yellow index, for a thickness of 5 mm, of less than 14 and a haze percentage, for a thickness of 5 mm, of less than 2.5%; and
a thermal expansion coefficient between 25° C. and any temperature between 300 and 700° C. (CTE25° C. ?[300-700 ]) between + and ?3.5, 107K ?1.

US Pat. No. 10,663,176

GLASS-CERAMIC WORKTOP

EUROKERA S.N.C., Chateau...

1. An item of furniture or appliance, comprising:at least one monolithic worktop formed from only one substrate made of a transparent monolithic glazing material providing a continuous, uniform and joint-free surface and of area larger than 0.7 m2, equipped with a coating so that the substrate equipped with the coating has a haze higher than 40%, a light transmission TL lower than 30% and an opacity indicator higher than 90;
at least one heating element;
at least one light source; and
at least one interface for communicating with at least one element of the worktop,
wherein said worktop has at least one cooking location plumb with the at least one heating element and wherein the transparent monolithic glazing material has a light transmission TL higher than 60%.
US Pat. No. 10,527,291

GLASS-CERAMIC ARTICLE AND ENAMEL SUITABLE FOR THE COATING THEREOF

EUROKERA S.N.C., Chateau...


wherein:
a sum of alkaline-earth metal oxides CaO+BaO is between 8 and 15% by weight; and
a sum of alkali metal oxides Na2O+K2O+Li2O is between 7 and 20% by weight.

US Pat. No. 10,788,221

GLASS-CERAMIC WORKTOP

EUROKERA S.N.C., Chateau...

1. An article of furniture and/or appliance, the article comprising:at least one worktop formed from only one substrate made of a monolithic glazing material having an area larger than 2 m2 and providing a continuous, uniform, joint-free surface,
wherein the substrate is made of glass-ceramic, wherein the substrate has thickness of at least 2 mm and less than 15 mm, a lightness L* lower than 10, a haze lower than 30%, and a light transmission TL lower than 10%, this light transmission being nonzero, and wherein an upper face of the substrate is coated with an opacifying enamel coating, the degree of coverage being at least 45%;
at least one heating element;
at least one light source; and
at least one interface for communicating with at least one element of the worktop.