| Patents for C03B 20 - Processes specially adapted for the production of quartz or fused silica articles (2,756) |
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| 04/23/2003 | CN1413175A Method for production of opaque quartz glass, SiO2 granulate suitable for use in performing the method and component made of opaque quartz glass |
| 04/22/2003 | US6550277 Quartz glass body for optical component and process for manufacture thereof |
| 04/17/2003 | US20030070450 Method for producing soot body |
| 04/15/2003 | US6548142 Silica glass honeycomb structure from silica soot extrusion |
| 04/15/2003 | US6548131 Quartz glass crucible and process for the manufacture of the crucible |
| 04/15/2003 | US6546754 Apparatus for silica crucible manufacture |
| 04/09/2003 | EP1300369A2 Apparatus for producing quartz glass articles of uniform refractive index |
| 04/09/2003 | EP1299316A1 Method and device for producing rotationally symmetrical quartz glass crucibles |
| 04/09/2003 | CN1408662A Method for producing powder |
| 04/09/2003 | CN1105088C Quartz glass and its producing method |
| 04/08/2003 | US6543254 Method for determining laser-induced compaction in fused silica |
| 04/03/2003 | WO2003027035A1 Fused silica having high internal transmission and low birefringence |
| 04/03/2003 | WO2003027033A1 Improved methods and furnaces for fused silica production |
| 04/03/2003 | US20030064877 For use as lens in photolithographic system |
| 04/03/2003 | US20030063880 Optical fiber base material, its manufacturing method and optical fiber |
| 04/02/2003 | EP1296899A1 Fused silica with constant induced absorption |
| 04/01/2003 | US6541405 Reducing in radiation transmission variations; optics, lenses; oxidation decomposition of organosilicon compound |
| 03/27/2003 | US20030056537 Methods and furnaces for fused silica production |
| 03/26/2003 | EP1295854A2 Method for producing a glass soot preform for optical fibres by vapour phase deposition |
| 03/20/2003 | DE19937861C2 Verfahren für die Herstellung dichter Quarzglas-Körnung A process for the production of dense quartz grain |
| 03/19/2003 | EP1293490A1 Internally marked quartz glass and marking method |
| 03/19/2003 | CN1403397A PCVD process of making optical fiber rod in high deposition rate |
| 03/13/2003 | US20030048349 For use in electronic industry |
| 03/12/2003 | EP1290250A2 Multilayered quartz glass crucible and method of its production |
| 03/12/2003 | EP1289896A2 Method for heat treating synthetic quartz glass for optical use, heat treatment apparatus for the same, and synthetic quartz glass for optical use |
| 03/12/2003 | CN2539742Y Quartz glass pipe drawing forming device |
| 03/06/2003 | US20030044144 Optical component and method of making the same |
| 03/06/2003 | US20030041623 Quartz glass crucible and process for the production thereof |
| 03/05/2003 | EP1288169A1 Method of hydrogen doping of quartz glass bodies to improve the refractive index homogeneity and the laser resistance and at the same time maintain a predetermined stress related birefringence, and quartz glass bodies produced by this method |
| 03/05/2003 | EP1286926A1 Method for producing an optical fibre and blank for an optical fibre |
| 03/05/2003 | EP1286925A1 Method for producing quartz glass crucible |
| 03/05/2003 | EP0607433B2 Method for making a quartz glass plate large in size and high in purity |
| 03/05/2003 | CN1400480A Single-mode fiber and its making process and apparatus |
| 02/27/2003 | WO2003016967A1 Silica glass optical component and method of making the same |
| 02/26/2003 | CN1398804A Prefabricated fiber rod with several clad layers and its fabrication |
| 02/25/2003 | US6525475 SiO2-glass bulb with at least one current lead-in, process for producing a gas-tight connection between them, and their use in a gas-discharge lamp |
| 02/25/2003 | US6524668 Composite crucible, and preparation method and regeneration method thereof |
| 02/18/2003 | US6519976 Production of silica glass using a sol-gel process is described, comprising silica particles, a dispersing agent, and a solution containing a polymerizable monomer for formation of acrylic resin and a crosslink agent dissolved in |
| 02/13/2003 | WO2002055443A3 Apparatus for silica crucible manufacture |
| 02/13/2003 | US20030029195 Method for producing a quartz glass crucible for pulling up silicon single crystal and apparatus |
| 02/06/2003 | US20030027055 Method and feedstock for making photomask material |
| 02/06/2003 | US20030027054 Method for making photomask material by plasma induction |
| 02/05/2003 | EP1281988A2 Single mode optical fiber as well as method and apparatus for its manufacture |
| 02/05/2003 | EP1281680A2 Method for making glass by plasma deposition and so obtained photomask material |
| 02/05/2003 | EP1281679A2 Method for making glass by plasma deposition using silica powder, silica powder and photomask obtained by the method |
| 02/05/2003 | CN1100727C Manufacture of vitreous silica glass product |
| 01/30/2003 | US20030019245 Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform |
| 01/29/2003 | EP1279644A2 Method for producing a quartz glass crucible for pulling up silicon single crystal and apparatus |
| 01/29/2003 | EP1204609B1 Method for producing a cylindrical component comprised of silica glass and a device suited therefor |
| 01/28/2003 | US6510707 Methods for making silica crucibles |
| 01/21/2003 | US6508084 Method for producing optical quartz glass for excimer lasers and vertical-type heating furnace |
| 01/21/2003 | US6508082 Method for fabricating high-purity silica glass using sol-gel processing |
| 01/16/2003 | US20030012899 Doped silica glass crucible for making a silicon ingot |
| 01/14/2003 | US6505484 Forming method of silica glass and forming apparatus thereof |
| 01/09/2003 | WO2003002473A1 High purity synthetic vitreous silica particles |
| 01/09/2003 | US20030007759 Optical amplifying glass fiber |
| 01/08/2003 | CN1389746A Optical fiber substrate material and method for manufacturing the same, and optical fiber obtained thereby |
| 01/07/2003 | US6502422 Method for quartz crucible fabrication |
| 01/02/2003 | US20030000458 Quartz member for semiconductor manufacturing equipment and method for metal analysis in quartz member |
| 12/25/2002 | CN1387499A Pure fused silica, furnace and method |
| 12/19/2002 | US20020192409 Multilayer structured quartz glass crucible and method for producing the same |
| 12/18/2002 | CN1386111A Method and device for producing rotationally symmetrical quartz glass crucibles |
| 12/17/2002 | US6494062 Fused silica having high resistance to optical damage |
| 12/10/2002 | CA2283569C High-purity silica glass fabricating method using sol-gel process |
| 12/04/2002 | EP1261761A1 Quartz member for semiconductor manufacturing equipment and method for metal analysis in quartz member |
| 12/03/2002 | US6487879 Method of making titania-doped fused silica |
| 11/21/2002 | WO2002092525A1 Quartz glass component and method for the production thereof |
| 11/21/2002 | US20020170316 Method and device for producing rotationally symmetrical quartz glass crucibles |
| 11/20/2002 | CN1094472C Method of fabricating silica glass by sol-gel process |
| 11/14/2002 | US20020166341 Technique for quartz crucible fabrication having reduced bubble content in the wall |
| 11/14/2002 | US20020166340 Silica crucibles and methods for making the same |
| 11/12/2002 | US6480518 Synthetic quartz glass member for use in ArF excimer laser lithography |
| 11/12/2002 | US6477864 Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform |
| 10/31/2002 | US20020157425 Method for producing a quartz glass body |
| 10/30/2002 | CN2518859Y Quartz glass tube mouth fusing device |
| 10/30/2002 | CN2518857Y Quartz glass tube shaping device |
| 10/29/2002 | US6473227 Silica glass optical material for projection lens to be utilized in vacuum ultraviolet radiation lithography, method for producing the same, and projection lens |
| 10/29/2002 | US6473226 Silica glass member |
| 10/24/2002 | US20020152771 Manufacture of silica bodies using sol-gel techniques |
| 10/23/2002 | EP1251106A2 Manufacture of silica bodies using sol-gel techniques |
| 10/23/2002 | CN1093090C Silica glass composition and method for manufacturing silica glass using same |
| 10/22/2002 | US6468374 Method of making silica glass honeycomb structure from silica soot extrusion |
| 10/17/2002 | US20020151425 Synthetic quartz glass optical material and optical member for f2 excimer lasers |
| 10/17/2002 | US20020148256 Synthetic quartz glass preform and device for the production thereof |
| 10/17/2002 | DE10114484A1 Verfahren für die Herstellung eines Komposit-Werkstoffs mit einem SiO¶2¶-Gehalt von mindestens 99 Gew.-%, nach dem Verfahren erhaltener Komposit-Werkstoff und Verwendung desselben The same procedure for the preparation of a composite material with a SiO¶2¶ content of at least 99 wt .-%, according to the method obtained composite material and use |
| 10/15/2002 | US6463761 Method and apparatus for minimizing air infiltration in the production of fused silica glass |
| 10/09/2002 | CN1373737A Highly filled SiO2 dispersion, methods for production thereof and its use |
| 10/03/2002 | WO2002076896A1 Method of supporting glass base material and supporting pin |
| 10/03/2002 | WO2002060827A3 Method for quartz crucible fabrication |
| 10/02/2002 | EP1245703A1 Process for the production of a composite material with a SiO2-content of at least 99 wt%, composite material obtained by the process and the use of the composite material |
| 10/01/2002 | US6458445 Quartz glass jig having large irregularities on the surface and method for producing the same |
| 09/26/2002 | US20020135746 Optical system with improved durability for projection exposure apparatus and method for manufacturing optical system for projection exposure apparatus |
| 09/26/2002 | US20020134108 Process for manufacture of a component made of opaque synthetic quartz glass, and quartz glass tube manufactured according to the method |
| 09/26/2002 | DE10114698A1 Component made from quartz glass e.g. crucible having high thermal stability comprises a mold, part of which is provided with a stabilizing layer having a higher softening temperature than quartz glass |
| 09/25/2002 | EP1242324A1 Pure fused silica, furnace and method |
| 09/18/2002 | EP1241141A2 Silica crucibles and methods for making the same |
| 09/18/2002 | EP1240114A1 Method for the production of opaque quartz glass, sio2 granulate suitable for use in performing the method and a component made of opaque quartz glass |
| 09/18/2002 | CN1369446A Process for drawing quartz glass tube |
| 09/17/2002 | US6451719 Ultraviolet radiation with a wavelength of 155 to 195 nm; ultrahigh purity |
| 09/12/2002 | WO2002070414A1 Method for producing a quartz glass crucible |