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