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