Patents for C03C 3 - Glass compositions (17,875)
03/1994
03/23/1994EP0588000A1 Chemically and thermally resistant borosilicate glas which is fusible with tungsten
03/23/1994EP0587979A1 Low expansing transparent crystallized glass-ceramic
03/22/1994US5296414 Containing lead, zinc, boron, germanium, silicon, tin oxides, metal oxide colorant
03/22/1994US5296294 Glass panel resistant to coloring when irradiated with electron rays
03/22/1994US5296026 Aqueous liquid mixed with phosphate glass powder
03/22/1994CA2105906A1 Rare earth-doped, stabilized cadmium halide glasses
03/17/1994WO1994005675A1 Silicon carboxide ceramics from spirosiloxanes
03/17/1994DE4230817A1 Metal halide discharge lamp - comprises bulb made of quartz glass surrounding discharge vol. having high temp resistant electrodes
03/16/1994EP0586948A1 Method for producing ultraviolet absorbing glass
03/15/1994US5294573 Adding titanium or zirconium alkoxides to an acidic mixture of a silicon alkoxide and alcohol in solution; gelation; leaching; sintering
03/09/1994EP0586013A2 Method for preparing optical components and devices in their final or nearly final dimensions, and products obtained thereby
03/09/1994EP0585830A1 Lead-free glass coatings
03/08/1994US5292690 Glass composition for glass bubbles with increased compressive strength
03/08/1994US5292375 Removal of lead based coating by vitrification
03/03/1994WO1994004657A1 Bioactive material template for in vitro synthesis of bone tissue
03/03/1994CA2142282A1 Bioactive material template for in vitro synthesis of bone tissue
03/02/1994EP0584977A1 Vitreous china, method for preparing the vitreous china, and sanitary ware produced therefrom
03/01/1994US5290544 Soluble glass with silver ions that act as fungicide and bactericide
02/1994
02/22/1994US5288669 Glasses with very high index of refraction and low density
02/22/1994US5288668 Low coefficient of thermal expansion; kitchenware
02/17/1994WO1994003405A1 Black glass ceramic from rapid pyrolysis in oxygen-containing atmospheres
02/17/1994CA2141043A1 Black glss ceramic from rapid pyrolysis in oxygen-containing atmospheres
02/16/1994EP0582808A1 Glass-ceramics and color methods
02/15/1994US5286683 Low temperature melting, forming
02/10/1994DE4242859A1 Opthalmic and optical glass with high refractive index and low density - comprises compsns. of silica, germanium oxide, boron oxide and other oxide(s)
02/09/1994EP0582113A1 Non-lead sealing glasses
02/09/1994EP0582070A1 Process of making doped glass
02/08/1994US5285517 Surface treated by silver ion exchange in acidic solution; contains photosensitivity inhibitors and RS-Suppression agents
02/02/1994EP0581358A1 Method for preparing boron-containing porous gels
02/01/1994US5283212 Thallium germanate, tellurite, and antimonite glasses
02/01/1994US5283211 Thallium germanate, tellurite, and antimonite glasses
01/1994
01/26/1994EP0579994A1 Monolithic refractories
01/26/1994EP0579945A1 Ultraviolet absorbing glasses
01/25/1994US5281562 Metal borosilicate glass
01/25/1994US5281561 Lead, boron, copper, thallium, zinc, silicon, aluminum oxides, and fluorine mixed with ceramic filler
01/25/1994US5281560 Non-lead sealing glasses
01/19/1994EP0579406A1 Unleaded transparent vitreous ceramic compositions and articles
01/18/1994US5279633 Heating silica containing sol to gel
01/13/1994DE4222324A1 Optical glass with negative abnormal part dispersion in blue range of spectrum - has good chemical and devitrification resistance
01/12/1994EP0578023A1 Fiberizable zinc-phosphate glass compositions
01/11/1994US5278850 Wave-guiding structure with lasing properties
01/11/1994US5278108 Neutral gray glass composition
01/11/1994US5278107 Optical parts and equipment using infrared athermal glasses
01/11/1994US5277946 Glass plate window having an ion exchanging surface
01/07/1994CA2084471A1 Fiberizable zinc-phosphate glass compositions
01/06/1994WO1994000784A1 Photoinduced grating in b2o3 containing glass
01/05/1994EP0577119A2 Process for vitrifying incinerator ash
01/05/1994EP0577067A2 Glass, dielectric composition, multilayer wiring substrate, and multilayer ceramic capacitor
01/05/1994CN1080266A Medical 32p series glass microballoon and its preparing process
01/05/1994CN1023392C High index photochromic glasses
01/04/1994US5275979 Colored glasses and method
01/03/1994CA2099460A1 Process for vitrifying incinerator ash
12/1993
12/29/1993EP0576362A2 Thermally stable und chemically resistant glasses
12/29/1993EP0575758A1 Lead-free fine crystal glassware
12/28/1993US5273948 Bonding a magnetic core having a gap with an iron-silicon-aluminum film to a nonmagnetic ceramic slider
12/22/1993EP0574935A1 Apparatus made of silica for semiconductor device fabrication
12/22/1993CN1079722A UV absorbing fused quartz and for lamp envelopes
12/21/1993US5271754 Process for producing fluorescent or phosphorescent pigments coated with glass
12/15/1993EP0574158A1 UV absorbing fused quartz and its use for lamp envelopes
12/14/1993US5270269 Lead-free fine crystal glassware
12/14/1993US5269935 Separation salt from salt-containing solution
12/07/1993US5268335 Silicon, boron, aluminum and group 1a metal oxides
12/07/1993CA1324980C Fabrication of devices using phosphorus glasses
12/07/1993CA1324919C Method of fabricating fluoride-glass integrated optical waveguides
12/02/1993DE4222322C1 Optical glass - with high negative part dispersion in blue spectrum range as well as high refraction index and abbe number
12/02/1993CA2095649A1 Uv absorbing fused quartz and its use for lamp envelopes
11/1993
11/30/1993US5266533 Silicon oxygen carbides formed by pyrrolysis of cyclosiloxanes
11/30/1993US5266204 Catalytic process
11/24/1993EP0570687A1 Glasses with very high index of refraction and low density
11/24/1993CN1078708A Mineral fibre dissolvable in physiological mediums
11/23/1993US5264400 Glass panes for vehicles
11/23/1993US5264197 Acid catalytic gelation of alkyl orthosilicate and drying
11/23/1993US5264012 Gas separation process
11/18/1993EP0433398B1 Boron nitride of high hardness
11/16/1993US5262365 Quartz glass doped with rare earth element and production thereof
11/16/1993US5262364 High thermal expansion, sealing glass
11/16/1993US5261814 Glass orthodontic bracket
11/11/1993WO1993022251A1 Mineral fibres capable of dissolving in a physiological medium
11/11/1993WO1993022250A1 Alkali-lead-iron phosphate glass and associated method
11/11/1993CA2133093A1 Alkali-lead-iron phosphate glass and associated method
11/10/1993CN1078218A Saline soluble morganic fibres
11/09/1993US5260237 Mixture of mullite powder with inorganic glass derived from alumina, silica, boria and lead oxide; used on ceramic substrates
11/03/1993EP0568097A1 Lead-containing fluoride glass, optical fiber and process for producing it
11/02/1993US5258336 Low expansion USP type I amber glass
11/02/1993CA2095271A1 Lead-containing fluoride glass, optical fiber and process for producing it
10/1993
10/28/1993DE4313215A1 Glass for vehicle windows having high UV absorption and low excitation purity - contg. oxide(s) of silicon, aluminium, boron, magnesium, calcium, sodium, potassium, cerium, titanium and iron, etc.
10/27/1993EP0566866A2 Low melting, durable phosphate glasses
10/27/1993EP0277178B1 Alumina-zirconia ceramic
10/26/1993US5256855 Silica production
10/26/1993US5256607 Neutral, ultraviolet absoring, fixed tint lenses
10/26/1993US5256606 Metal oxides consisting of lead oxide, silicon oxide, alkali metal oxide, zinc oxide, tellurium oxide and titanium oxide; waterproofing, durability, low glass transition temperature
10/26/1993US5256605 Method of manufacturing a heavy metal fluoride glass composition
10/26/1993US5256604 Low melting, durable phosphate glasses
10/26/1993US5256603 Abrasives for grinding wheels
10/26/1993US5256601 Silver halide glass consisting of the oxides of alkali metal, boron, aluminum, silicon and siliver chloride and/or silver bromide crystal; low speed discoloration
10/26/1993US5256600 Glass-ceramics and color methods
10/20/1993EP0565882A1 Neutral gray-colored infrared and ultraviolet radiation absorbing glass
10/20/1993EP0565880A2 Transparent lead-free glazes
10/20/1993EP0565835A2 High visible, low UV and low IR transmittance green glass composition
10/20/1993CN1077438A High visible, low uv and low ir transmittance green glass composition