Patents for C03C 1 - Ingredients generally applicable to manufacture of glasses, glazes or vitreous enamels (3,901)
03/1990
03/07/1990CN1007059B Foam control method for vacuum clarification of glass material
02/1990
02/28/1990EP0355618A2 Method of making glass with preliminary reaction of batch materials
02/20/1990US4902650 Gradient-index glass
02/07/1990EP0353265A1 Method for reducing iron silicate melt in order to produce fire-resistant and chemically resistant fiber as well as bottom metal
02/06/1990US4898755 Hydrolyzing tetraalkoxysilane and forming glass monolith with microstructure incorporated organic component
02/06/1990US4898692 Process for direct conversion of reactive metals to glass
01/1990
01/30/1990US4897370 From silicic acid ester, phosphorus compoud, and calcium comound
01/10/1990EP0349909A1 Dark, neutral gray, nickel-free glass composition
12/1989
12/20/1989EP0346415A1 Method for mixing ferrochromium slag in order to produce fire-resistant and chemically resistant fiber
12/20/1989CN1038037A Treatment of toxicant-impregnated filter cake
12/19/1989US4888308 Glass manufacture using dense, unsintered, granular alkaline earth metal carbonates
12/19/1989US4888161 Method of forming dense, unsintered, granular alkaline earth metal carbonates
12/13/1989EP0345319A1 Method for mixing molten iron silicate with ferroalloy slag in order to produce fire-resistant and chemically resistant fiber
12/12/1989US4886539 Method of vacuum refining of glassy materials with selenium foaming agent
12/05/1989US4885186 Method for preparation of silicate glasses of controlled index of refraction
11/1989
11/28/1989US4883521 Method for the preparation of silica glass
11/08/1989EP0340644A1 Process for the removal and recycling of waste materials
10/1989
10/11/1989EP0335875A1 Vitreous silica.
10/10/1989US4873206 Automobile sun roofs
10/04/1989EP0335422A2 Process for preparing glass-forming condensation products
10/04/1989EP0335175A2 Method of making large particle size, high purity dense silica
10/04/1989EP0335171A2 Method of making high purity dense silica of large particle size
10/03/1989US4871695 Process for the production of glass
09/1989
09/26/1989CA1260713A1 Method of manufacturing monolithic glass members
09/26/1989CA1260712A1 Method of manufacturing monolithic glass members
09/19/1989US4867384 Method and apparatus for recovering glass from old glass
09/14/1989DE3905394A1 Process for the production of biocompatible, water-soluble, inorganic glasses and their use
09/13/1989EP0227792B1 Reactive atmosphere processing of heavy-metal fluoride glasses
09/12/1989US4866010 Nickel ion-free blue glass composition
09/06/1989EP0331483A2 Process for the preparation of fluoride glass and process for the preparation of optical fiber preform using the fluoride glass
08/1989
08/29/1989US4861129 Light switch or modlator
08/23/1989EP0328715A1 A catalyst for sol-gel method using metal alkoxide and sol-gel method using the same
08/22/1989US4859224 Method of manufacturing glass or ceramic bodies
08/02/1989CN1034353A Luxury artificial glassy marble
08/01/1989US4853207 Process for the manufacture of vitreous metal oxides
08/01/1989US4853198 Heating amorphous silica and alkali metal solution
07/1989
07/25/1989US4851373 Mellitic acid, gelation, aging, drying, densification
07/25/1989US4851270 Glass monolith having a microporous structure; lasers; circuit controllers
07/25/1989US4851150 Glycerol, formamide, oxalic acid and monocarboxylic acids
07/13/1989DE3744444A1 Process for preparing lead titanate powder
06/1989
06/20/1989US4840653 Containing fluorine; reboil-free when reheated
06/14/1989EP0320232A2 Producing molten glass and batch components therefor
06/14/1989EP0319680A1 Process for manufacturing mineral wool
06/13/1989US4838914 Adding polymerization regulator to silica sol solution
06/07/1989EP0319384A2 Cerium hydrocarbonsilyloxydes and process for their manufacture
06/01/1989WO1989004814A1 Method for reducing iron silicate melt in order to produce fire-resistant and chemically resistant fiber as well as bottom metal
06/01/1989WO1989004813A1 Method for mixing ferrochromium slag in order to produce fire-resistant and chemically resistant fiber
06/01/1989WO1989004812A1 Method for mixing molten iron silicate with ferroalloy slag in order to produce fire-resistant and chemically resistant fiber
05/1989
05/09/1989US4828594 Process for the production of glass
05/09/1989US4828593 Quartz, silica raw material
05/02/1989US4826521 Hydrolysis of silicon tetrachloride
05/02/1989US4826288 Glass formation
04/1989
04/26/1989EP0313321A1 Treatment of toxicant-impregnated filter cake
04/18/1989US4822388 As coke replacement
04/18/1989CA1252609A1 Leaching apparatus
04/11/1989US4820328 Vitrification of asbestos waste
04/11/1989US4820325 Treatment of toxicant-impregnated filter cake
04/05/1989EP0310486A2 A method for the preparation of silica glass
04/04/1989US4818510 Classification, solvent treatment, reclassification
03/1989
03/08/1989EP0306276A2 Method and apparatus for vitrifying and analysing powdery and granular materials
03/07/1989US4810674 Strength and optical transparency
02/1989
02/28/1989CA1250601A1 Manufacturing vitreous beads
02/23/1989DE3726832A1 Batches for glassmaking, and process for the preparation thereof
02/21/1989US4806331 Converting to larger size for use as ingredient in television glass face plates
02/21/1989US4806328 Hydrolysis of tetraethoxysliane
02/16/1989DE3824448A1 Process for producing a raw material mixture for glass manufacture
02/14/1989US4804422 Method of purifying quartz sand
01/1989
01/31/1989US4801442 Deoxygenation with aluminum or magnesium in sealed ampule
01/31/1989US4801318 Hydrolysis of silicon compound, gelation, drying, and sintering
01/11/1989EP0298469A2 Process of making highly porous glass-ceramic bodies
01/10/1989US4797376 Silicates, titanates and zirconates for making glass
01/04/1989EP0297595A2 Process for preparing ceramics composite sintered bodies and novel ceramics composite sintered bodies
01/04/1989EP0297404A1 Transparent infrared absorbing glass and method of making
01/04/1989EP0297176A1 Process for producing silica glass fibers
12/1988
12/28/1988CA1247332A Method of forming a glass or ceramic product
12/20/1988US4792536 Containing ferrous iron
12/07/1988EP0294362A2 Process and apparatus for the preparation of water insolubles granules, bodies and the like
12/06/1988US4789389 Sintering dried gel formed from organosilicon compound; casting, drying, sintering, isostatic pressing
11/1988
11/23/1988EP0292179A2 Method for producing ultra-high purity, optical quality, glass articles
11/23/1988CN88100440A Glass simulating marble
11/22/1988US4786619 Glass composition containing cerium oxide
11/22/1988US4786555 Spray drying; firing to oxides of silicon, sodium, calcium and phosphorous; prosthetics
11/22/1988US4786325 Cerium/rare earth polishing compositions
11/22/1988US4786302 Sol-gel process
11/01/1988CA1243822A1 Fiber reinforced glass matrix composites
10/1988
10/19/1988EP0287231A2 Methods for accelerating burnout of organic materials
10/19/1988EP0287093A2 Inorganic-organic composite compositons exhibiting nonlinear optical response
10/18/1988US4778549 Ruthenium, rhodium, palladium, osmium, iridium; or platinum; combustion with low oxygen levels
10/12/1988EP0286626A1 Method for fabricating optical fibres having cores with high rare earth content
10/11/1988US4776867 From hydrolyzed silicon alkoxide
09/1988
09/28/1988EP0283933A2 Process for producing unsintered cristobalite silica
09/21/1988EP0283144A1 Porous glass monoliths
09/21/1988EP0282943A2 Method and device for reclaiming glass from scrap glass
09/07/1988WO1988006572A1 New method of operating mineral wool cupolas and using spent electrolytic aluminum pot lining
09/07/1988EP0281282A1 Fabrication of high-silica glass article
08/1988
08/30/1988US4767429 Glass body formed from a vapor-derived gel and process for producing same
08/23/1988US4765818 Hydrolyzing tetraalkoxysilanes in a sol-gel reaction medium of water and trioxane
08/16/1988US4764487 High iron glass composition
08/11/1988DE3703079A1 Process for the preparation of anhydrous synthetic silicon dioxide
07/1988
07/27/1988CN87107834A Preparation of organosiltoxane/metal oxide coatings
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