FR3069240B1 - Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain - Google Patents

Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain Download PDF

Info

Publication number
FR3069240B1
FR3069240B1 FR1756930A FR1756930A FR3069240B1 FR 3069240 B1 FR3069240 B1 FR 3069240B1 FR 1756930 A FR1756930 A FR 1756930A FR 1756930 A FR1756930 A FR 1756930A FR 3069240 B1 FR3069240 B1 FR 3069240B1
Authority
FR
France
Prior art keywords
ceramics
glass
spodumene
opalescent
opaque
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR1756930A
Other languages
English (en)
Other versions
FR3069240A1 (fr
Inventor
Philippe Lehuede
Marie Comte
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eurokera SNC
Original Assignee
Eurokera SNC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FR1756930A priority Critical patent/FR3069240B1/fr
Application filed by Eurokera SNC filed Critical Eurokera SNC
Priority to DE202018006443.2U priority patent/DE202018006443U1/de
Priority to CN201880049153.1A priority patent/CN110997584A/zh
Priority to US16/632,740 priority patent/US11401202B2/en
Priority to KR1020207004905A priority patent/KR102594620B1/ko
Priority to EP18739888.8A priority patent/EP3655368B1/fr
Priority to ES18739888T priority patent/ES2897223T3/es
Priority to PCT/EP2018/069687 priority patent/WO2019016338A1/fr
Publication of FR3069240A1 publication Critical patent/FR3069240A1/fr
Application granted granted Critical
Publication of FR3069240B1 publication Critical patent/FR3069240B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0018—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents
    • C03C10/0027—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents containing SiO2, Al2O3, Li2O as main constituents
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
    • A47J36/027—Cooking- or baking-vessels specially adapted for use in microwave ovens; Accessories therefor
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J36/00—Parts, details or accessories of cooking-vessels
    • A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
    • A47J36/04—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay the materials being non-metallic
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B27/00—Tempering or quenching glass products
    • C03B27/012—Tempering or quenching glass products by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
    • C03B32/02—Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0054—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing PbO, SnO2, B2O3
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/097—Glass compositions containing silica with 40% to 90% silica, by weight containing phosphorus, niobium or tantalum
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H05B3/14—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material the material being non-metallic
    • H05B3/141—Conductive ceramics, e.g. metal oxides, metal carbides, barium titanate, ferrites, zirconia, vitrous compounds
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C2204/00—Glasses, glazes or enamels with special properties

Abstract

La présente demande a pour objet des vitrocéramiques, blanches, opalescentes ou opaques, du type aluminosilicate de lithium (LAS), contenant une solution solide de spodumène-ß comme phase cristalline principale. Elle a également pour objet les articles constitués, au moins en partie, desdites vitrocéramiques, les verres précurseurs desdites vitrocéramiques ainsi qu'un procédé d'élaboration desdits articles. Lesdites vitrocéramiques présentent dont une composition, exempte, à l'exception de traces inévitables, d'oxyde d'arsenic et d'oxyde d'antimoine, qui renferme, exprimée en pourcentages en masse d'oxydes : 60 à 70 % de SiO2, 18 à 23 % d'Al2O3, 3,0 à 4,3 % de Li2O, 0 à 2 % de MgO, 1 à 4 % de ZnO, 0 à 4 % de BaO, 0 à 4 % de SrO, 0 à 2 % de CaO, 1,3 à 1,75 % de TiO2, 1 à 2 % de ZrO2, 0,05 à 0,6 % de SnO2, 0 à 2 % de Na2O, 0 à 2 % de K2O, 0 à 2 % de P2O5, 0 à 2 % de B2O3, avec Na2O + K2O + BaO + SrO + CaO = 6 % et Na2O + K2O = 2 %, et au maximum 500 ppm de Fe2O3.
FR1756930A 2017-07-21 2017-07-21 Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain Active FR3069240B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR1756930A FR3069240B1 (fr) 2017-07-21 2017-07-21 Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain
CN201880049153.1A CN110997584A (zh) 2017-07-21 2018-07-19 白色、乳白色或不透明的具有低钛含量且锡澄清的β锂辉石玻璃陶瓷
US16/632,740 US11401202B2 (en) 2017-07-21 2018-07-19 β-spodumene glass-ceramics that are white, opalescent, or opaque, with low titanium content, and tin-fined
KR1020207004905A KR102594620B1 (ko) 2017-07-21 2018-07-19 티타늄 함량이 낮고, 주석-청징된 백색, 유백색 또는 불투명한 베타-스포듀민 유리-세라믹
DE202018006443.2U DE202018006443U1 (de) 2017-07-21 2018-07-19 Beta-Spodumen-Glaskeramiken, die weiß, opaleszent oder opak sind, mit niedrigem Titangehalt und zinngeläutert
EP18739888.8A EP3655368B1 (fr) 2017-07-21 2018-07-19 Vitrocéramiques de bêta-spodumène blanches, opalescentes ou opaques, à faible teneur en titane, et affinées à l'étain
ES18739888T ES2897223T3 (es) 2017-07-21 2018-07-19 Vitrocerámicas de beta-espodumena, blancas, opalescentes u opacas, con bajo contenido de titanio y afinadas con estaño
PCT/EP2018/069687 WO2019016338A1 (fr) 2017-07-21 2018-07-19 Vitrocéramiques de bêta-spodumène blanches, opalescentes ou opaques, à faible teneur en titane, et affinées à l'étain

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1756930 2017-07-21
FR1756930A FR3069240B1 (fr) 2017-07-21 2017-07-21 Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain

Publications (2)

Publication Number Publication Date
FR3069240A1 FR3069240A1 (fr) 2019-01-25
FR3069240B1 true FR3069240B1 (fr) 2021-04-23

Family

ID=60020081

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1756930A Active FR3069240B1 (fr) 2017-07-21 2017-07-21 Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain

Country Status (8)

Country Link
US (1) US11401202B2 (fr)
EP (1) EP3655368B1 (fr)
KR (1) KR102594620B1 (fr)
CN (1) CN110997584A (fr)
DE (1) DE202018006443U1 (fr)
ES (1) ES2897223T3 (fr)
FR (1) FR3069240B1 (fr)
WO (1) WO2019016338A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20220081348A1 (en) * 2019-04-23 2022-03-17 Nippon Electric Glass Co., Ltd. Li2O-Al2O3-SiO2-BASED CRYSTALLIZED GLASS
DE102021122035A1 (de) 2021-08-25 2023-03-02 Schott Ag Kristallisierbares Lithiumaluminiumsilikat-Glas und daraus hergestellte Glaskeramik sowie Verfahren zur Herstellung der Glaskeramik und Verwendung der Glaskeramik

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2657079B1 (fr) 1990-01-12 1993-04-09 Corning France Verres precurseurs de vitroceramiques, procede de conversion de ces verres en vitroceramiques a dilation tres faible ou nulle et vitroceramiques obtenues.
FR2766816B1 (fr) 1997-08-01 1999-08-27 Eurokera Plaque vitroceramique et son procede de fabrication
DE10017701C2 (de) 2000-04-08 2002-03-07 Schott Glas Gefloatetes Flachglas
JP4461474B2 (ja) * 2002-04-03 2010-05-12 日本電気硝子株式会社 防火ガラス板
FR2864071A1 (fr) * 2003-12-17 2005-06-24 Snc Eurokera Vitroceramiques, verres precurseurs, articles en lesdites vitroceramiques, elaboration desdits vitroceramiques et articles
FR2887870B1 (fr) * 2005-06-30 2007-10-05 Snc Eurokera Soc En Nom Collec Elaboration de vitroceramiques de beta-quartz et/ou de beta-spodumene, d'articles en de telles vitroceramiques; vitroceramiques, arcticles en lesdites vitroceramiques et verres precurseurs
ATE439334T1 (de) 2006-03-20 2009-08-15 Schott Ag Transparente, farblose lithium-aluminosilikat- glaskeramikplatte mit blickdichter, farbiger unterseitenbeschichtung
ES2306312T3 (es) 2006-03-20 2008-11-01 Schott Ag Vidrio a base de silicato de litio y aluminio ceramizable, que contiene arsenico y antimonio, obtenido por flotacion y detectable optimamente.
ES2344267T5 (es) 2006-03-20 2015-11-02 Schott Ag Vidrio de litio, alúmina y silicato con unos cortos períodos de tiempo de ceramización
US7476633B2 (en) 2006-03-31 2009-01-13 Eurokera β-spodumene glass-ceramic materials and process for making the same
JP5656040B2 (ja) 2006-05-29 2015-01-21 日本電気硝子株式会社 Ｌｉ２Ｏ−Ａｌ２Ｏ３−ＳｉＯ２系結晶化ガラス
FR2909374B1 (fr) 2006-11-30 2016-11-25 Soc En Nom Collectif Dite : Eurokera Vitroceramiques de beta-quartz, transparentes et incolores, a faible teneur en tio2; articles en lesdites vitroceramiques ; verres precurseurs, procedes d'elaboration
FR2909373B1 (fr) 2006-11-30 2009-02-27 Snc Eurokera Soc En Nom Collec Vitroceramiques de beta-quartz, transparentes et incolores, exemptes de tio2 ; articles en lesdites vitroceramiques ; verres precurseurs, procedes d'elaboration.
JP5673909B2 (ja) * 2008-05-19 2015-02-18 日本電気硝子株式会社 結晶性ガラス及びこれを結晶化させてなる結晶化ガラス
EP2650264B1 (fr) 2010-05-31 2018-06-27 Nippon Electric Glass Co., Ltd. Procédé de production d'un verre cristallisé à base de li2o-al2o3-sio2
DE102010033436B4 (de) 2010-08-04 2014-02-13 Vb Autobatterie Gmbh & Co. Kgaa Bestückungsstation zur Bestückung von Kraftfahrzeugbatteriegehäusen mit Elektrodenplattensätzen, Bestückungsanlage und Verfahren zum Bestücken von Kraftfahrzeugbatteriegehäusen mit Elektrodenplattensätzen
JP6202775B2 (ja) 2010-08-11 2017-09-27 日本電気硝子株式会社 Ｌｉ２Ｏ−Ａｌ２Ｏ３−ＳｉＯ２系結晶化ガラス
JP2012106887A (ja) 2010-11-18 2012-06-07 Nippon Electric Glass Co Ltd Ｌｉ２Ｏ−Ａｌ２Ｏ３−ＳｉＯ２系結晶性ガラスおよびそれを結晶化させてなるＬｉ２Ｏ−Ａｌ２Ｏ３−ＳｉＯ２系結晶化ガラス
FR2975391A1 (fr) 2011-05-16 2012-11-23 Eurokera Vitroceramiques de quartz-beta avec courbe de transmission controlee ; articles en lesdites vitroceramiques, verres precurseurs.
FR2990690B1 (fr) 2012-05-15 2016-01-01 Eurokera Vitroceramiques de quartz-beta, transparentes, essentiellement incolores et non diffusantes; articles en lesdites vitroceramiques; verres precurseurs
JP2013249221A (ja) 2012-05-31 2013-12-12 Nippon Electric Glass Co Ltd Ｌｉ２Ｏ−Ａｌ２Ｏ３−ＳｉＯ２系結晶化ガラス及びその製造方法
EP2961703B1 (fr) 2013-02-28 2023-04-05 Eurokera Vitrocérame non-opaque à base de bêta-spodumène exempt d'arsenic présentant une coloration gris-brun
FR3002532B1 (fr) * 2013-02-28 2015-02-27 Eurokera Vitroceramique du type aluminosilicate de lithium contenant une solution solide de beta-spodumene
FR3025793B1 (fr) * 2014-09-12 2016-12-02 Eurokera Plaque en vitroceramique
DE102014222645A1 (de) 2014-11-06 2016-05-12 Schott Ag Hochkristalline Lithiumaluminiumsilikat-Glaskeramik und ihre Verwendung
FR3036700B1 (fr) 2015-05-29 2021-04-16 Eurokera Vitroceramiques du type aluminosilicate de lithium, transparentes, essentiellement incolores, affinees a l'etain, avec une microstructure amelioree et des proprietes de dilatation thermique ameliorees

Also Published As

Publication number Publication date
ES2897223T3 (es) 2022-02-28
KR20200033907A (ko) 2020-03-30
US11401202B2 (en) 2022-08-02
WO2019016338A1 (fr) 2019-01-24
US20210147282A1 (en) 2021-05-20
KR102594620B1 (ko) 2023-10-26
DE202018006443U1 (de) 2020-06-02
FR3069240A1 (fr) 2019-01-25
EP3655368A1 (fr) 2020-05-27
EP3655368B1 (fr) 2021-09-08
CN110997584A (zh) 2020-04-10

Similar Documents

Publication Publication Date Title
FR3088321B1 (fr) Vitroceramiques transparentes de quartz-beta a basse teneur en lithium
FR3067345B1 (fr) Vitroceramiques transparentes de quartz-beta a faible teneur en lithium
FR3109937B1 (fr) Vitrocéramiques transparentes de quartz-β présentant une transmission spécifique
SA518390680B1 (ar) تركيبة ألياف زجاجية عالية المعامل، وألياف زجاجية، ومادة مركبة منها
RU2008119422A (ru) Составы стекла
FR3036700B1 (fr) Vitroceramiques du type aluminosilicate de lithium, transparentes, essentiellement incolores, affinees a l'etain, avec une microstructure amelioree et des proprietes de dilatation thermique ameliorees
TWI264422B (en) UV-blocking borosilicate glass, the use of the same, and a fluorescent lamp
MX2018001033A (es) Composicion de fibra de vidrio de alto desempeño, y fibra de vidrio y material compuesto de la misma.
RU2009126780A (ru) Композиция стекла для формования стекловолокна
TW200704614A (en) Infrared absorbent green glass composition and laminated glass including the same
TW200606119A (en) Clad glass composition and mother glass rod for gradient-index rod lens formed using the same, gradient-index rod lens and method of manufacturing the same, rod lens array, and image processor
TW200513447A (en) UV-radiation absorbing glass with reduced absorption of visible light and methods of making and using same
TW200640817A (en) Glass composition for lamp, lamp, backlight unit and method for producing glass composition for lamp
WO2008149888A1 (fr) Verre sans alcali et substrat en verre sans alcali
EP1867612A4 (fr) Composition d' un verre transmettant les ultraviolets et article de verre en faisant usage
NZ287440A (en) Biologically degradable glass fibre compositions
FR3051185B1 (fr) Verre d'aluminosilicate de lithium cristallisable et vitroceramique fabriquee a partir de ce verre, procede de fabrication du verre et de la vitroceramique et utilisation de la vitroceramique
WO2014062987A3 (fr) Composition de verre pour la fabrication de fibres et procédé
MY191263A (en) Glass fiber composition and glass fiber and composite material thereof
SA517381900B1 (ar) تركيبة ألياف زجاجية، ليف زجاجي ومادة مركبة منها
TW200520008A (en) Glass for forming barrier ribs, and plasma display panel
MX2017016360A (es) Composiciones de fibra de vidrio libres de boro, fibra de vidrio y material compuesto de la misma.
CA2137122C (fr) Verres sans plomb presentant les caracteristiques du cristal
FR3069240B1 (fr) Vitroceramiques de spodumene-beta, blanches, opalescentes ou opaques, a faible teneur en titane, affinees a l'etain
TW200744971A (en) Glass for illumination

Legal Events

Date Code Title Description
PLSC Publication of the preliminary search report

Effective date: 20190125

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5

PLFP Fee payment

Year of fee payment: 6

PLFP Fee payment

Year of fee payment: 7