Patents for C03B 8 - Production of glass by other processes than melting processes (2,182) |
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09/21/1994 | CN1092389A Process for production of glass preform for optical fiber and apparatus for the same |
09/20/1994 | CA2004806C Method of fabricating optical fibres by the solution-doping technique |
09/15/1994 | WO1994021010A1 Light guide for optical fibre amplifiers for the wavelength range around 1300 nm |
09/15/1994 | DE4407437A1 Hydroxymethyltrialkoxysilanes and processes for preparation and use thereof |
09/15/1994 | CA2157514A1 Method of fabricating a preform for an amplifying optical waveguide, and an optical waveguide |
09/14/1994 | EP0614855A1 Manufacture of high proof-test optical fiber using sol-gel |
09/14/1994 | CN1092178A Optical waveguide and method of fabricating the same |
09/07/1994 | EP0613866A1 Process for production of glass preform for optical fiber |
09/06/1994 | US5344475 Removing refractory particles from silica sol, improved tensile strength |
09/06/1994 | US5343633 Apparatus for rapidly drying a wet, porous gel monolith |
08/30/1994 | US5342809 Preparing wet oxygenated gel from precursors containing glass cations, hydrolyzing, drying, fluorinating in vapor phase at temperature below crystallization point |
08/23/1994 | US5340560 Method for making fumed silica having a reduced aggregate size and product |
08/17/1994 | EP0610930A2 Process for production of glass preform for optical fiber and apparatus for the same |
08/04/1994 | WO1994017003A1 Ceramic fiber reinforced silicon carboxide composite with adjustable dielectric properties |
08/03/1994 | CN1090258A Method of making optical waveguide preforms |
07/27/1994 | EP0607884A1 Optical waveguide and method of fabricating the same |
07/26/1994 | US5332702 Low sodium zircon refractory and fused silica process |
07/15/1994 | CA2113379A1 Optical waveguide and method of fabricating the same |
07/06/1994 | EP0604785A1 Method of making optical waveguide preforms |
07/05/1994 | US5326729 Transparent quartz glass and process for its production |
06/29/1994 | CA2109474A1 Method of making optical waveguide preforms |
06/28/1994 | US5324539 Method for forming CVD thin glass films |
06/07/1994 | US5318930 Pyrolysis product of a cyclic polysiloxane |
06/01/1994 | EP0420989B1 Sintering furnace for producing quartz base material |
05/18/1994 | EP0597490A1 Reflectance reducing film and method of forming same on glass substrate |
05/11/1994 | EP0456743B1 Vapour-phase deposition of a fluoride glass |
04/19/1994 | US5304243 Method of producing organic group modified silica particles |
04/12/1994 | US5302556 High temperature-resistant, very pure silica glass having a low number of hydroxyl groups; crucibles for pulling single crystal silicon ingots; diffusion furnaces |
04/05/1994 | US5300564 Forming a glassy polymer in the presence of a reagent to trap the reagent; having a gas or liquid component in solution to diffuse through the pores; immobilized enzymes; detectors; pollution control; immunoassay |
03/23/1994 | EP0588718A1 Process for the vapour phase deposition of a fluoride glass film on a substrate |
03/22/1994 | US5296012 Multistage oxidation to form soot |
03/08/1994 | US5292801 Doped sol-gel glasses for obtaining chemical interactions |
02/23/1994 | EP0583943A2 Manufacture of a vitreous silica product by a sol-gel process |
02/23/1994 | CN1082516A Manufacture of vitreous silica product |
02/09/1994 | EP0582070A1 Process of making doped glass |
02/02/1994 | EP0581358A1 Method for preparing boron-containing porous gels |
01/18/1994 | US5279634 Method of fabricating strip monomode active optical waveguides by vitrifying an interior portion of a tube with a laser |
01/18/1994 | US5279633 Heating silica containing sol to gel |
01/12/1994 | EP0578553A1 Process of making a silica powder and use of such a powder in the manufacture of optical fibre preforms |
01/08/1994 | CA2099960A1 Process for making silica powder and its use in the making of preform for optical fiber |
01/06/1994 | WO1994000396A1 Process and apparatus for rapidly drying a wet, porous gel monolith |
12/22/1993 | EP0575157A1 Method of manufacturing silica waveguide optical components |
12/09/1993 | WO1993024421A1 Porous amorphous silica-alumina refractory oxides, their preparation and use as separation membranes |
12/07/1993 | CA1324980C Fabrication of devices using phosphorus glasses |
11/25/1993 | WO1993023341A1 Heat treatment facility for synthetic vitreous silica bodies |
11/25/1993 | CA2135673A1 Heat treatment facility for synthetic vitreous silica bodies |
11/23/1993 | US5264197 Acid catalytic gelation of alkyl orthosilicate and drying |
11/10/1993 | CN1022681C Method for mfg. fiber preform for single-mode fibers |
10/28/1993 | WO1993021120A1 Glass and ceramic components having microscopic features |
10/19/1993 | US5254508 Sol-gel process for forming a germania-doped silica glass rod |
10/13/1993 | EP0565439A1 Manufacturing method for erbium-doped silica glass optical fibre preforms |
10/13/1993 | EP0565432A1 Process for the synthesis of fluoride glass by the sol-gel process and optical fiber of fluoride glass obtained by this process |
10/13/1993 | EP0565277A1 Sol-gel method of making multicomponent glass |
10/05/1993 | US5250097 Method for producing glass soot deposit |
10/05/1993 | US5250096 Sol-gel method of making multicomponent glass |
09/21/1993 | US5246475 Method for preparing a fused silica glass body co-doped with a rare earth element and aluminum |
09/14/1993 | US5244844 Making sol from silicon alkoxide, aqueous metal salt solution for refractive index-modifying cations; gelling sol to wet gel; eluting salt from gel by solvent immersion yielding salt concentration gradient in gel; immersing wet gel in solvent |
09/14/1993 | US5243769 Process for rapidly drying a wet, porous gel monolith |
09/07/1993 | US5242647 Manufacturing monolithic, low density aerogels |
08/31/1993 | US5240488 Manufacture of vitreous silica product via a sol-gel process using a polymer additive |
08/24/1993 | US5238880 Gelling sol of silicon alkoxide doped with metal alkoxide, immersing in solvent to elute dopant and produce concentration gradient, washing, repeating elution and washing, drying, sintering |
08/17/1993 | US5236876 Body of cerium-doped quartz glass |
08/17/1993 | CA1321299C Selective volitization method for preparing fiber optics |
08/05/1993 | DE4203287A1 Optical blank mfr. - using pulsed light beam bundle in opto=electronic system to maintain constant gap between burner and deposition surface |
07/27/1993 | US5231059 Process for preparing black glass using cyclosiloxane precursors |
07/08/1993 | WO1993013024A1 Sol-gel process for providing a tailored gel microstructure |
07/08/1993 | CA2124682A1 Sol-gel process for providing a tailored gel microstructure |
07/06/1993 | CA1319904C Process for producing preforms for optical fibres and mandrel usable for performing this process, application to the production of monomode optical fibres |
06/24/1993 | WO1993012045A1 Sol-gel process for forming a germania-doped silica glass rod |
06/24/1993 | CA2124683A1 Sol-gel process for forming a germania-doped silica glass rod |
06/16/1993 | EP0546196A1 Synthetic quartz glass optical member for excimer laser and production thereof |
06/09/1993 | DE4240645A1 Prodn. of fibre-reinforced glass structures with heat resistance - by dispersing silica colloid in water, impregnating with fibres, moulding, drying, and sintering |
05/25/1993 | CA1318131C Fabrication of high-silica glass article |
05/19/1993 | EP0541649A1 A method of making sol-gel monoliths |
05/11/1993 | US5210816 Optical fiber and process of producing same |
05/04/1993 | US5207814 Process for preparing monoliths of aerogels of metal oxides |
05/04/1993 | US5207813 Vapor deposition of soot; heating, vitrification |
04/28/1993 | EP0538941A1 An improved sol-gel method for the preparation of monolithic multicomponent oxide glasses |
04/27/1993 | US5206189 Gelling a mixture of silicon alkoxide, titanium alkoxide, alcohol, water and acid; uniformly diffusing alkali metal salt; precipitation; sintering |
04/27/1993 | CA1316671C Process for preparing highly porous glass-ceramic molded parts |
04/21/1993 | EP0538108A1 Composite material with a glass-ceramic or ceramic matrix obtained via the sol-gel process and reinforced with silicon carbide type fibers, its production and uses |
04/21/1993 | EP0537692A1 Method of fabricating strip monomode active optical waveguides for optical telecommunications |
04/19/1993 | CA2080890A1 Vitro-ceramic matrix composite material obtained through las process with silicon carbide type fiber reinforcement, and manufacturing applications thereof |
04/14/1993 | EP0536410A1 Method for forming vapor phase grown film and apparatus for producing semiconductor devices |
04/08/1993 | DE4133370A1 Amorphous glass colloid - contains homogeneous and consistent oxide complex within the glass matrix |
04/07/1993 | EP0535861A2 Method for making planar optical waveguides and resulting devices |
04/06/1993 | CA1315525C Organometallic-derived cordierite and other compounds comprising oxides of silicon |
03/31/1993 | EP0534561A1 Gradient index glasses and sol-gel method for their preparation |
03/23/1993 | US5196383 Method for producing rare earth element-doped glass by sol-gel process |
03/23/1993 | US5196382 Method for rapid production of large sol-gel SiO2 containing monoliths of silica with and without transition metals |
03/11/1993 | DE4129409A1 Prodn. of photochromic glass for optical lens, sensor and recording medium - by hydrolysis and condensation, reacting obtd. sol with silver salt soln., condensing sol to gel, drying and comminuting to fine powder, etc. |
03/03/1993 | EP0529189A2 Method of making fused silica |
02/27/1993 | CA2062882A1 Method of making fused silica |
02/03/1993 | EP0525984A1 Method for manufacturing a silica glass article for use with an excimer laser |
01/26/1993 | US5182236 Gradient index glasses and sol-gel method for their preparation |
01/07/1993 | WO1993000307A1 Synthetic quartz glass optical member for excimer laser and production thereof |
01/05/1993 | CA1312188C Process for the fabrication of vitreous metallic oxides |
12/30/1992 | EP0520422A2 Process for production of glass article |
12/30/1992 | EP0520337A1 Optical fiber and process of producing same |
12/26/1992 | CA2072194A1 Process for production of glass article |