Patents for C03B 8 - Production of glass by other processes than melting processes (2,182)
12/1992
12/23/1992EP0519521A2 Method for consolidating a green body
12/22/1992CA1311615C Method for fabricating articles which include high silica glass bodies and articles formed thereby
12/16/1992EP0517955A1 Solution doping of porous preforms
12/15/1992CA2057515A1 Solution doping of porous preforms
12/09/1992EP0517246A1 Method for producing glass soot deposit
12/08/1992CA1311127C Glass body formed from a vapor-derived gel and process for producing same
12/06/1992CA2070481A1 Method for producing glass soot deposit
11/1992
11/17/1992US5163987 Method for producing glass preform for optical fiber
10/1992
10/29/1992WO1992018430A1 Method for forming vapor phase grown film and apparatus for producing semiconductor devices
10/20/1992US5157747 Photorefractive optical fiber
10/06/1992US5152819 Method of making fused silica
09/1992
09/29/1992US5151117 Solution doping of porous preforms
08/1992
08/25/1992US5141786 High viscosity, high purity
08/25/1992US5141546 Hydrolysis, dehydration, compaction of aqueous silica sol, drying and shrinking wet gel in mold, then sintering yields high purity noncracking glass
07/1992
07/29/1992EP0496273A1 Method for the production of pure quartz glass
07/28/1992US5133796 Air-tight sintering furnace for the production of a quartz preform
07/22/1992EP0495605A2 Apparatus comprising a photorefractive optical fiber, and method of producing the fiber
07/22/1992EP0495459A1 Use of composite materials which contain metal particles in an isolating oxide matrix as dielectrics
07/21/1992US5132253 Sol-gel method for making ceramic materials
07/21/1992CA1305375C Method of manufacturing fiber preform for single-mode fibers
06/1992
06/24/1992EP0491141A1 Sol-gel method for making ceramic materials
06/18/1992CA2054871A1 Sol-gel method for making ceramic materials
06/09/1992US5120444 Method of and devices for manufacturing glass bodies
05/1992
05/26/1992US5116400 Apparatus for forming a porous glass preform
05/20/1992EP0486352A1 Process for obtaining a rare earth silicate glass composition and process for the production of said silicate
05/19/1992US5114338 Muffle tube
05/19/1992US5114114 Molding container for manufacturing glass article
05/05/1992US5110335 Method of glass soot deposition using ultrasonic nozzle
04/1992
04/29/1992EP0482659A1 Process for producing thin glass film by sol-gel method
04/28/1992US5108477 Method for making a glass article
04/26/1992CA2053985A1 Process for producing thin glass film by sol-gel method
04/01/1992EP0478059A1 Body of cerium-doped quartz glass
03/1992
03/25/1992EP0476218A1 Process and apparatus for forming a porous glass preform
03/24/1992US5098747 Applying a polyborosiloxane with lead oxides, talc and aluminum compounds
03/11/1992EP0474242A2 Method for producing glass article
02/1992
02/25/1992US5090980 Vapor phase; optical waveguides
02/19/1992EP0471139A2 Method of making high purity, non-porous fused silica bodies
02/02/1992WO1992002467A1 A method of making sol-gel monoliths
02/02/1992CA2088500A1 Method of making sol-gel monoliths
01/1992
01/02/1992EP0463783A1 Method and apparatus for making glass
12/1991
12/31/1991US5076980 Method of making sol-gel monoliths
12/03/1991US5069700 method of manufacturing gradient-index glass
11/1991
11/05/1991US5063181 Synthetic silica glass article for dopant-diffusion process in semiconductors
11/05/1991US5063003 Prehydrolysis of alkoxysilanes, atomizing oligomers, discharging spray into water to form cured polysiloxane beads in slurry, forming paste of separated beads, casting or molding, drying, heat treatment, sintering
11/05/1991CA1291645C Method of manufacturing solid glass preforms from hollow preforms
09/1991
09/25/1991EP0448155A1 Method for the production of glass bodies
09/19/1991DE4008109A1 High purity glass article mfr.
09/19/1991DE4008108A1 High purity glass article mfr.
09/18/1991EP0446999A1 Method and device for the production of glass bodies
09/10/1991US5047076 Impergnation, anhydrous solvent
08/1991
08/27/1991US5043002 Oxidation, flame hydrolysis; halogen-free; by-product inhibitor
07/1991
07/31/1991EP0439318A2 Doped sol-gel glasses for obtaining chemical interactions
07/10/1991CN1013107B Spray gun for manufacturing preformed optical fibre material
07/02/1991US5028247 Process for the preparation of silica glass powders
06/1991
06/26/1991EP0433643A1 Method for producing rare earth element-doped glass by sol-gel process
06/20/1991WO1991008988A1 Sol-gel process for glass and ceramic articles
06/11/1991US5023208 Reacting ingredients in mold, hydrothermal aging, drying to in crease pore size of gel matrix
06/04/1991US5021073 Hydrolyzing methyl silicate with aqueous ammonia, solidification, heating, dehydration, de-solventization, decarburization, and pulverization; sintering
05/1991
05/28/1991US5019146 Hydrolysis of metal alkoxide
05/28/1991CA1284442C Method for making index-profiled optical device
05/22/1991EP0428068A1 Method and apparatus for making a preform doped with a metal oxide
05/22/1991CN1012641B Method for fabricating articles which include high silica glass bodies and articles formed thereby
05/21/1991CA2021614A1 Preparation of silicon-oxy-carbide glasses from siloxanol treated colloidal silica
05/14/1991US5015605 Heating A Molded Part Containing An Organopolysiloxane In A Nonoxidizing Or Vacuum Atmosphere
05/01/1991CA2021601A1 Translucent silicon-oxy-carbide glass and articles
04/1991
04/23/1991US5009688 Polymerizing metal or silicon alkoxide in presence of organic polymer;calcining
04/16/1991US5008219 Process for producing glass
04/10/1991EP0420989A1 Sintering furnace for producing quartz base material
03/1991
03/19/1991US5000773 Process for producing preforms for optical fibers
03/13/1991EP0416865A1 Synthetic silica glass and a manufacturing method thereof
02/1991
02/28/1991DE4026312A1 Optical element with refractive index distributions - produced by density gradients of constituents
02/27/1991EP0414001A2 Process for the photoinitiative control of inorganic structure formation in the sol-gel process
02/19/1991US4994414 Method of producing bioactive ceramics containing apatite crystal
01/1991
01/22/1991CA1279289C Extruding reduced viscosity silica into green body, purification and sintering
01/15/1991CA1279032C Manufacturing glass bodies by means of shearing forces in elastic mould, purification and sintering
01/09/1991CN1011138B Glass body formed from vapour-derived gel and process for producing same
12/1990
12/27/1990CA1278193C Method for preparation of silicate glasses of controlled index ofrefraction and optical device including same
12/19/1990EP0402886A1 Coating material based on (poly)borosiloxanes and method of producing glass coatings as well as their use
12/19/1990EP0402610A2 Process for the preparation of silica glass powders
12/18/1990US4978378 Method for producing glass preform for optical fiber
12/18/1990CA1277819C Method of and arrangements for manufacturing glass bodies
12/16/1990CA2018559A1 Coating compositions containing (poly)borosiloxanes and a process for preparing vitreous coatings
12/04/1990US4975103 Process for producing a planar glass substrate coated with a dielectric layer system
12/04/1990CA1277107C Germanosilicate spin-on glasses
12/01/1990CA2010675A1 Silicon-oxy-carbide glass and articles
11/1990
11/20/1990CA1276588C Electrodeposition of microdispersed silica to form porous green body
10/1990
10/23/1990US4965096 Method for preparing improved lithium-silicate glare-reducing coating for a cathode-ray tube
10/17/1990EP0392599A2 Method of manufacturing glass bodies with areas of different optical refraction
10/03/1990EP0390397A2 A method of making alumina-silica glass and other powders
10/01/1990WO1990011974A1 Sintering furnace for producing quartz base material
09/1990
09/16/1990WO1990010596A1 Improved vitreous silica products
09/05/1990EP0385753A2 Synthetic silica glass articles and a method for manufacturing them
08/1990
08/22/1990EP0383378A1 Glass-like monoliths constituted by silicon oxide and titanium oxide and process for preparing them
08/16/1990EP0382310A2 Process for preparing monoliths of aerogels of metal oxides
08/14/1990CA1272604A1 Method for producing glass preform for optical fiber
08/09/1990WO1990008743A1 Vapour-phase deposition of a fluoride glass
08/01/1990EP0380054A1 Furnace for heating highly pure quartz preform for optical fiber
07/1990
07/18/1990EP0265024B1 Method for making a shaped body from ceramics or glass
07/17/1990US4941993 Process for the production of condensation products which can be converted into glass
07/03/1990US4938789 Raw material supplying device and process
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