| Patents for C03B 19 - Other methods of shaping glass (6,508) |
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| 05/31/1994 | USRE34624 Extrusion die for forming thin walled honeycomb structures |
| 05/31/1994 | US5316564 Fusion bonding preshaped porous foamed disc of fused quartz glass with transparent front plate and back plate, applying sheet of same glass to side surface, heating to form airtight sealing layer |
| 05/26/1994 | WO1994011316A1 Process for the manufacture of an object displaying a message |
| 05/26/1994 | CA2149430A1 Process for the manufacture of an object displaying a message |
| 05/25/1994 | EP0598069A1 Process for vitrifying asbestos containing waste, infectious waste, toxic materials and radioactive waste |
| 05/17/1994 | US5312471 Method and apparatus for the manufacture of large optical grade SiO2 glass preforms |
| 05/03/1994 | US5308446 Fused quartz member for use in semiconductor manufacture |
| 04/26/1994 | US5306473 Having inner transparent layer and outer opaque layer |
| 04/26/1994 | US5306388 Quartz glass crucible for pulling a semiconductor single crystal |
| 04/19/1994 | CA1328549C Low oxygen content fine spherical particles and process for producing same by fluid energy milling and high temperature processing |
| 04/13/1994 | CN1085194A Production of parabolic glass by rotating method |
| 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 |
| 03/23/1994 | EP0588718A1 Process for the vapour phase deposition of a fluoride glass film on a substrate |
| 03/15/1994 | US5294237 Uv absorption |
| 03/03/1994 | WO1994004657A1 Bioactive material template for in vitro synthesis of bone tissue |
| 03/03/1994 | CA2142282A1 Bioactive material template for in vitro synthesis of bone tissue |
| 02/23/1994 | EP0583943A2 Manufacture of a vitreous silica product by a sol-gel process |
| 02/23/1994 | CN1082516A Manufacture of vitreous silica product |
| 02/15/1994 | CA1326950C Sintered glass body with opaquely mottled pattern and method of producing same |
| 02/09/1994 | EP0582070A1 Process of making doped glass |
| 02/03/1994 | DE4225033A1 Heat treatment system for powdered or granular waste material - uses vertical induction oven for radiation heating of introduced material in free flow |
| 02/03/1994 | DE4214563C1 Opaque hollow glass body prodn. for use in epitaxial tubes - by heating particulate hollow body in radial temp. gradient |
| 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 | WO1994000784A1 Photoinduced grating in b2o3 containing glass |
| 01/06/1994 | WO1994000396A1 Process and apparatus for rapidly drying a wet, porous gel monolith |
| 01/05/1994 | CN1080266A Medical 32p series glass microballoon and its preparing process |
| 12/28/1993 | US5273566 Glass particles by heating a mixture of waste containing aluminum oxide, heavy metals and organics with glass-forming materials; oxidation, vaporization, melting and quenching |
| 12/22/1993 | EP0575157A1 Method of manufacturing silica waveguide optical components |
| 12/15/1993 | EP0574280A1 Process for the production of a sintered refractory vitreous silica material |
| 12/14/1993 | CA1325101C Process for the manufacture of open porous sintered bodies being prepronderantly composed of glass ceramics |
| 12/09/1993 | WO1993024422A1 Light transmitting device and method for the manufacture thereof |
| 12/09/1993 | WO1993024278A1 Synthetic abrasive stones and method for making same |
| 12/09/1993 | CA2134687A1 Synthetic abrasive stones and method for making same |
| 12/08/1993 | EP0573020A1 Method of manufacturing molded glass |
| 12/07/1993 | USH1259 Large fluoride glass preform fabrication |
| 12/07/1993 | US5268337 Ceramic oxide powders and the formation thereof |
| 11/30/1993 | US5266087 Synthetic abrasive stones and method for making same |
| 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 |
| 11/16/1993 | US5262365 Quartz glass doped with rare earth element and production thereof |
| 11/16/1993 | US5261938 Process for producing rod glass having refractive index distribution |
| 10/28/1993 | WO1993021120A1 Glass and ceramic components having microscopic features |
| 10/26/1993 | US5256855 Silica production |
| 10/26/1993 | US5256180 Apparatus for production of hollow glass microspheres |
| 10/19/1993 | US5254508 Sol-gel process for forming a germania-doped silica glass rod |
| 10/19/1993 | US5254148 Doped silica gel |
| 10/13/1993 | EP0565277A1 Sol-gel method of making multicomponent glass |
| 10/13/1993 | EP0564707A1 Process and apparatus for making a composite glass preform |
| 10/05/1993 | US5250096 Sol-gel method of making multicomponent glass |
| 09/22/1993 | EP0561371A2 Method and apparatus for producing glass thin film |
| 09/16/1993 | WO1993018420A1 Silica germania glass compositions |
| 09/15/1993 | EP0560638A1 Process for manufacturing cylindrical glass piece, especially from fluoride glass |
| 09/14/1993 | US5243769 Process for rapidly drying a wet, porous gel monolith |
| 09/02/1993 | WO1993016963A1 Process for making flaky glass and apparatus therefor |
| 08/31/1993 | US5240488 Manufacture of vitreous silica product via a sol-gel process using a polymer additive |
| 08/26/1993 | DE4204406A1 Fully homogeneous glass body prodn. - by softening twisted body in hot mould to form glass bar with longitudinal axis perpendicular to layer structure, applying axial force to deform body then twisting bar along longitudinal axis |
| 08/24/1993 | CA1321453C Method for producing fiber reinforced hollow microspheres |
| 08/24/1993 | CA1321452C Fiber reinforced hollow microspheres made from dispersed particle compositions and methods for producing them |
| 08/19/1993 | WO1993016015A1 Process for preparing an amorphous, extra-hard material based on boron nitride |
| 08/19/1993 | DE4204009A1 Verfahren zur herstellung von amorphem ultrahartem bornitrid A process for preparing amorphous boron nitride ultrahard |
| 08/17/1993 | US5236651 Silica gel |
| 08/17/1993 | US5236495 Dental material |
| 08/17/1993 | US5236483 Method of preparing silica glass |
| 08/10/1993 | US5235611 Stepped end rotary furnace |
| 08/10/1993 | CA1321123C Devices and device fabrication with borosilicate glass |
| 08/04/1993 | EP0335875B1 Vitreous silica |
| 07/22/1993 | WO1993014037A1 Process and device for the manufacture of glass beads |
| 07/20/1993 | US5229336 Silica and ammonia |
| 07/15/1993 | DE4214259C1 Gradient optic mfg. - rotates crucible with molten glass or plastics to disperse heavier mols evenly and radially outwards for refractive index change |
| 07/15/1993 | DE4200674A1 Verfahren und vorrichtung zur herstellung von glaskugeln A method and apparatus for producing glass beads |
| 07/13/1993 | US5227239 Production of hollow aerogel microspheres |
| 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 | US5225123 Feeding a dispersion and a blowing gas while heating |
| 07/06/1993 | US5225015 Method for making stiffened ceramic matrix composite panel |
| 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 | EP0546877A1 Process for making hollow, complex structures by uniaxial hot pressing of a composite material having a vitreous matrix and the products obtained thereby |
| 06/16/1993 | EP0546196A1 Synthetic quartz glass optical member for excimer laser and production thereof |
| 06/09/1993 | EP0545466A1 Extrusion, collection, and drying of ceramic precursor gel to form dried gel particles |
| 06/09/1993 | EP0545432A1 A method for fabricating an optical waveguide |
| 06/09/1993 | EP0545056A1 Improved extrusion method and apparatus for producing a body from powder material |
| 06/07/1993 | CA2084461A1 Method for fabricating an optical waveguide |
| 06/01/1993 | US5215564 Process for the production of an optical waveguide preform |
| 05/26/1993 | CN1072398A Microcrystalline glass granite decoration board |
| 05/25/1993 | US5213737 Gear pumps for die extrusion |
| 05/25/1993 | US5213601 Method and apparatus for producing curved panes having a two-level curving station |
| 05/25/1993 | US5213598 Preparation of vitreous enamels and manufacture of enamel bodies |
| 05/19/1993 | EP0542028A1 Method of realization of a ferroelectric or antiferro-electric or ferrielectric order in glassy solidifying liquid crystal |
| 05/19/1993 | EP0541649A1 A method of making sol-gel monoliths |
| 05/19/1993 | DE4200341A1 Gasification of waste to form combustible gas and molten slag - utilises oxygen agent in economical, environment-friendly, simple system wity cyclone |
| 05/18/1993 | US5212143 Hollow porous microspheres made from dispersed particle compositions |
| 05/18/1993 | US5211733 Method for producing a high-purity silica glass powder |
| 04/28/1993 | EP0538345A1 Method for the preparation of halide glass articles. |
| 04/21/1993 | EP0537692A1 Method of fabricating strip monomode active optical waveguides for optical telecommunications |
| 04/13/1993 | US5201929 Apparatus for producing flakes of glass |