Patents for C03B 20 - Processes specially adapted for the production of quartz or fused silica articles (2,756) |
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10/26/1999 | US5970746 Method for preparing silica glass article |
10/12/1999 | US5964913 Method of making a vitreous material |
09/22/1999 | EP0943936A2 Gamma radiation sterilized fiber optic UV delivery systems |
09/22/1999 | EP0943586A2 Synthetic silica glass and its manufacturing method |
09/15/1999 | EP0941971A2 Manufacturing method of synthetic silica glass |
09/14/1999 | US5951730 Furnace for producing fused silica glass |
09/08/1999 | CN1227823A Method of fabricating silica glass by sol-gel process |
08/31/1999 | US5944866 Fabrication including sol-gel processing |
08/31/1999 | CA2029881C A sintering furnace for the production of a quartz preform |
08/17/1999 | US5938805 Drying, grinding into powder, screening and heat treating first silica sol formed at alkaline ph, then forming high purity second sol with this powder, gelling in mold, demolding, drying and sintering |
07/06/1999 | US5919280 Method for fabricating silica glass |
06/29/1999 | US5917103 Method of manufacturing crucible for double-crucible crystal growing technique |
06/22/1999 | US5914086 Method of manufacturing structured mouldings |
06/16/1999 | CN1043637C Production method of silica powdered material lump for producing non-transparent quartz glass tube |
06/16/1999 | CN1043633C Method for making fumed silica |
06/15/1999 | US5912397 Forming first silica sol, gelling, drying, powdering and heat treating, forming second sol from first heat-treated sol and second sol, gelling, drying and sintering; mininal shrinkage, high density, noncracking |
06/09/1999 | EP0920543A2 Quartz glass component for a reactor housing and method for its production and application |
06/09/1999 | EP0888257A4 Method of making glass |
05/26/1999 | CN1217707A Method for making glass |
05/26/1999 | CN1217292A Opaque silica composition |
05/12/1999 | EP0914301A2 Fused silica having high resistance to optical damage |
05/05/1999 | CN1215703A Silica glass composition |
05/04/1999 | US5900450 Three-dimensionally connected silica sphere-resin composite and method for production thereof |
05/04/1999 | US5900381 Opaque silica composition |
04/29/1999 | WO1999020574A1 Production of quartz glass articles having high surface purity |
04/28/1999 | CN1215031A Method for making sythetic quartz glass |
04/14/1999 | EP0908418A1 Manufacturing method of synthetic silica glass |
04/14/1999 | CN1213651A Silica glass composition and method for manufacturing silica glass using same |
04/07/1999 | CN1212954A Fluorine containing silex glass and its method of manufacture |
03/31/1999 | EP0905098A1 Method for thermal treatment of a refractory dielectric body, such as glass, using plasma |
03/31/1999 | EP0905093A1 Process for fabricating silica article utilizing sol-gel extrusion |
03/31/1999 | EP0905087A1 Fabricating including sol-gel processing |
03/23/1999 | US5885071 Outer and inner layers of quartz glass, aluminum-containing intermediate layer; prevention of migration of impurities |
03/17/1999 | EP0901989A1 Silica glass and its manufacturing method |
03/17/1999 | EP0885176A4 Method of increasing the initial transmittance of optical glass |
03/17/1999 | EP0868401A4 Method and apparatus for forming fused silica by combustion of liquid reactants |
03/17/1999 | CN1210825A Method for fabricating silica glass |
03/17/1999 | CN1210824A Method for fabricating silica glass |
03/17/1999 | CN1042523C Process for production of glass preform for optical fiber and apparatus for the same |
03/09/1999 | US5881090 Quartz used in semiconductor manufacturing device, apparatus for manufacturing the quartz, and method for manufacturing the same |
03/03/1999 | EP0899234A1 Opaque silica composition |
03/03/1999 | CN1209420A Guartz glass products and mfg. method therefor |
03/02/1999 | US5876473 Method of producing cristobalite containing silica glass |
02/26/1999 | CA2245014A1 Opaque silica composition |
02/11/1999 | WO1999006331A1 Method for forming silica by combustion of liquid reactants using oxygen |
02/11/1999 | CA2295808A1 Method for forming silica by combustion of liquid reactants using oxygen |
02/04/1999 | WO1998050599A3 Quartz glass component for a reactor housing and method for its production and application |
01/28/1999 | WO1999003787A1 Methods and apparatus for producing low flow rates of feedstock vapors |
01/28/1999 | WO1999003781A1 Method and apparatus for forming silica by combustion of liquid reactants using a heater |
01/28/1999 | CA2295684A1 Methods and apparatus for producing low flow rates of feedstock vapors |
01/28/1999 | CA2289765A1 Method and apparatus for forming silica by combustion of liquid reactants using a heater |
01/26/1999 | US5863334 Strength-enhanced quartz boat |
01/21/1999 | DE19736949C1 Quartz glass articles production |
01/21/1999 | DE19725955C1 Quartz glass preform production for optical fibre manufacture |
01/07/1999 | EP0888257A1 Method of making glass |
01/06/1999 | CN1204299A Method and apparatus for forming fused silica by combustion of liquid reactants |
12/24/1998 | DE19824192A1 Quartz glass |
12/23/1998 | EP0885176A1 Method of increasing the initial transmittance of optical glass |
12/22/1998 | US5851253 Method of manufacturing quartz glass for a lamp vessel |
11/25/1998 | EP0879799A2 Silica glass article and manufacturing process therefor |
11/19/1998 | WO1998051630A1 Method and device for producing a homogenous sheet of quartz glass without streaks |
11/18/1998 | CN1199037A Silica glass monolith fabricating method using sol-gel process |
11/12/1998 | WO1998050599A2 Quartz glass component for a reactor housing and method for its production and application |
11/12/1998 | DE19719133A1 Glocke aus Quarzglas und Verfahren für ihre Herstellung Bell made of quartz glass and methods for their preparation |
11/04/1998 | EP0607433B1 Quartz glass plate large in size and high in purity, and method and device for making said plate |
10/29/1998 | WO1998047946A1 Process for purifying siloxane |
10/29/1998 | CA2285562A1 Process for purifying siloxane |
10/21/1998 | EP0871910A1 A method and apparatus for the construction of photosensitive waveguides |
10/14/1998 | EP0757665B1 Method of producing a cristobalite-containing silica glass |
10/07/1998 | EP0868401A1 Method and apparatus for forming fused silica by combustion of liquid reactants |
09/17/1998 | WO1998040319A1 Synthetic quartz glass preform and device for the production thereof |
09/17/1998 | WO1998040318A1 High-purity silica glass fabricating method using sol-gel process |
09/15/1998 | CA2103870C Manufacture of vitreous silica product |
09/11/1998 | WO1998039496A1 Method of making titania-doped fused silica |
09/09/1998 | EP0863108A1 Process for purifying natural or synthetic silica and depositing purified silica on an optical fibre preform |
09/02/1998 | EP0861812A1 Quartz glass manufacturing apparatus and method |
09/01/1998 | US5800860 Method of manufacturing planar optical waveguides |
08/04/1998 | US5790315 Synthetic silica glass formed article for optical use |
08/04/1998 | US5788730 Process and apparatus for the production of a quartz glass blank |
07/28/1998 | US5785941 Process for preparing finely divided silica and apparatus for carrying out the process |
07/28/1998 | CA1339972C Method for producing ultra-high purity, optical quality, glass articles |
07/22/1998 | EP0854116A2 Cristobalite-contained silica glass, and silica glass jig made of same |
07/15/1998 | EP0852571A1 Method of producing quartz glass bodies |
07/01/1998 | EP0850202A1 Boule oscillation patterns for producing fused silica glass |
07/01/1998 | EP0850199A1 Furnace, method of use, and optical product made by furnace in producing fused silica glass |
06/30/1998 | US5772714 Process for producing opaque silica glass |
06/23/1998 | US5769921 Method of producing quartz glass body |
06/18/1998 | WO1998026315A1 Hybrid organic-inorganic planar optical waveguide device |
06/18/1998 | CA2274645A1 Hybrid organic-inorganic planar optical waveguide device |
06/16/1998 | US5766680 Hydrolyzing and polycondensing a hydrolyzable silane and an organosilane, applying to substrate, thermally densifying |
06/16/1998 | US5766291 Method for producing heat-resistant synthetic quartz glass |
06/09/1998 | US5762672 Method for producing a quartz glass crucible |
04/14/1998 | US5738702 Apparatus for holding a hollow cylinder of silicon dioxide soot |
04/08/1998 | EP0762996B1 Method of producing structured inorganic layers |
04/07/1998 | US5736206 Molded body of quartz glass and process for the production of a molded body of quartz glass |
04/07/1998 | US5735928 Apparatus for manufacturing a vitreous silica article |
04/07/1998 | US5735921 Thermal decompositing a silicon compound, oxidation or flame hydrolysis to vapor depositing glass particles |
03/26/1998 | WO1998007053A3 Fused silica having high resistance to optical damage |
03/05/1998 | WO1998008776A1 Method for determining laser-induced compaction in fused silica |
03/05/1998 | WO1998008775A1 Silica with low compaction under high energy irradiation |