| Patents for C03B 20 - Processes specially adapted for the production of quartz or fused silica articles (2,756) |
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| 11/28/2001 | CN1324332A High efficiency monolithic glass light shaping diffuser and method of making |
| 11/27/2001 | CA2246153C Method for fabricating silica glass |
| 11/20/2001 | US6319550 Method and apparatus for treating silica granules using porous graphite crucible |
| 11/14/2001 | EP1153161A1 Tungsten doped crucible and method for preparing same |
| 11/14/2001 | EP1152988A1 Method for producing a quartz glass body and holding element made of quartz glass |
| 11/13/2001 | US6314766 Apparatus for minimizing air infiltration in the production of fused silica glass |
| 11/06/2001 | US6312656 Method for forming silica by combustion of liquid reactants using oxygen |
| 10/31/2001 | EP1149056A1 Device for generating an optically homogeneous, streak-free quartz glass body having a large diameter |
| 10/31/2001 | EP0920543B1 Quartz glass component for a reactor housing and method for its production and application |
| 10/31/2001 | DE10019693A1 Production of a component made from opaque synthetic quartz glass comprises preparing a silicon dioxide granulate, introducing the granulate into a mold and melting a pre-form made from opaque quartz glass, and reshaping |
| 10/24/2001 | EP1148035A2 Process for producing an element of opaque, synthetic quartz glass and a quartz glass tube obtained by the process |
| 10/24/2001 | CN1318527A Production process of high-silicon quartzite powder |
| 10/23/2001 | US6306489 Quartz glass component for a reactor housing a method of manufacturing same and use thereof |
| 10/18/2001 | US20010030388 Method of fabricating silica glass by sol-gel process |
| 10/17/2001 | EP1144324A2 Tantala doped optical waveguide and method of manufacture |
| 10/11/2001 | US20010029006 Quartz glass, heat treating apparatus using quartz glass, and heat treating method |
| 10/09/2001 | US6299822 Method of fabricating silica glass by sol-gel process |
| 10/04/2001 | WO2001072649A1 Synthetic quartz glass member, photolithography apparatus, and method for producing photolithography apparatus |
| 10/04/2001 | EP1138640A2 Method and apparatus for heat treatment of synthetic quartz glass |
| 10/02/2001 | US6295841 Method pre-compaction of fused silica |
| 09/25/2001 | US6294601 Silica glass composition |
| 09/20/2001 | WO2001068538A1 Method for producing a quartz glass body |
| 09/19/2001 | EP1134200A1 Process for fabricating fluorine-doped sol-gel article |
| 09/19/2001 | CN1313839A Process and apparatus for manufacturing a glass ingot from synthetic silica |
| 09/17/2001 | CA2335265A1 Process for fabricating fluorine-doped sol-gel article |
| 09/06/2001 | US20010018835 Synthesized silica glass optical member and method for manufacturing the same |
| 09/05/2001 | EP1130000A1 Synthesized silica glass optical member and method for manufacturing the same |
| 09/05/2001 | CN1311762A Method and apparatus for forming soot for the manufacture of glass |
| 09/05/2001 | CN1070460C Method and apparatus for making quartz glass plate |
| 08/30/2001 | DE19962451C1 Verfahren für die Herstellung von opakem Quarzglas und für die Durchführung des Verfahrens geeignetes Si0¶2¶-Granulat A process for the production of opaque quartz glass and for carrying out the method suitable Si0¶2¶ granules |
| 08/23/2001 | US20010015079 Method for producing dopant doped high pure silica Glass |
| 08/22/2001 | EP1124766A1 Quartz glass plates with high refractive index homogeneity |
| 08/22/2001 | EP0850199A4 Furnace, method of use, and optical product made by furnace in producing fused silica glass |
| 08/16/2001 | WO2001059189A1 Quartz member for semiconductor manufacturing equipment and method for metal analysis in quartz member |
| 08/09/2001 | US20010011465 Fused silica having high resistance to optical damage |
| 08/08/2001 | EP1121332A1 Method and apparatus for forming soot for the manufacture of glass |
| 08/08/2001 | EP0981501B1 Method and device for producing a homogenous sheet of quartz glass without streaks |
| 07/31/2001 | US6266978 Irradiating highly homogeneous synthetic quartz glass containing 20 sodium (na) with ultraviolet radiation |
| 07/26/2001 | US20010009102 Method for fabricating high-purity silica glass using sol-gel processing |
| 07/25/2001 | EP1118590A1 Method and apparatus for minimizing air infiltration in the production of fused silica glass |
| 07/24/2001 | US6265115 Projection lithography photomask blanks, preforms and methods of making |
| 07/24/2001 | US6263704 Quartz glass, heat treating apparatus using quartz glass, and heat treating method |
| 07/18/2001 | CN1068566C Method for sinterring hollow cylinder of silicon dioxide-carbon ink and fastening device of hollow cylinder |
| 07/12/2001 | US20010007195 Method for controlling heat treatment in process of fabricating high purity silica glass |
| 07/12/2001 | DE19962449A1 Quarzglastiegel und Verfahren für seine Herstellung Quartz glass crucible and process for its preparation |
| 07/11/2001 | EP1113999A1 High efficiency monolithic glass light shaping diffuser and method of making |
| 07/03/2001 | CA2243879C Method for fabricating silica glass |
| 06/28/2001 | WO2001046079A1 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 |
| 06/28/2001 | WO2001046077A1 Quartz glass crucible and method for the production thereof |
| 06/28/2001 | CA2395501A1 Method for the production of opaque quartz glass, sio2 granulate suitable for use in performing the method and a component made of opaque quartzglass |
| 06/27/2001 | EP1110917A2 Method of producing opaque silica glass and opaque elements produced by the process |
| 06/21/2001 | US20010003910 Method for fabricating high-purity silica glass using sol-gel processing |
| 06/21/2001 | DE19956570A1 Verfahren für die Herstellung eines Quarzglaskörpers und Halteelement aus Quarzglas A process for the manufacture of a quartz glass body and holding member made of quartz glass |
| 06/06/2001 | CN1066696C Forming body with high silicon dioxide content and its producing process |
| 05/31/2001 | WO2001038239A1 Method for producing a quartz glass body and holding element made of quartz glass |
| 05/30/2001 | EP1103528A2 Silica glass product for an optical element and method for its production |
| 05/24/2001 | US20010001366 Method of purifying natural or synthetic silica, and application thereof to depositing purified natural or synthetic silica on an optical fiber preform |
| 05/23/2001 | EP1101741A2 Quartz glass product for an optical element and process of its manufacture |
| 05/23/2001 | EP0964832B1 Synthetic quartz glass preform and device for the production thereof |
| 05/10/2001 | DE10012227C1 Production of quartz glass body used in production of preform for optical fibers comprises depositing silicon dioxide particles onto cylinder sleeve |
| 05/09/2001 | EP1097110A1 Process and apparatus for manufacturing a glass ingot from synthetic silica |
| 05/03/2001 | DE19930817C1 Verfahren zur Herstellung von Verbundkörpern aus Quarzmaterial Process for producing composite bodies of quartz material |
| 05/03/2001 | DE10048368A1 Kohleelektrode zum Schmelzen von Quarzglas und Verfahren zu ihrer Herstellung Carbon electrode for melting quartz glass, and process for their preparation |
| 05/01/2001 | US6223563 Process for fabricating fluorine-doped sol-gel article |
| 04/25/2001 | EP1094040A2 Silica glass optical material for excimer laser and excimer lamp, and method for producing the same |
| 04/25/2001 | CN1065080C Light guide, its preparation method and optical fibre amplifiers |
| 04/19/2001 | WO2001027044A1 Device for generating an optically homogeneous, streak-free quartz glass body having a large diameter |
| 04/03/2001 | US6209357 Aging a silica dispersion with tetraalkylammonium hydroxyde stabilizing agent,adjusting the isoelectric point to9.0 or higher by adding ammonium hydroxide or amines;inducing gelation and drying;silica body optical fiber preform |
| 04/03/2001 | US6209354 Method of preparing silica glass article |
| 03/29/2001 | DE10027176A1 Quarzglas-Schmelztiegel und Verfahren zu seiner Herstellung Quartz glass crucible and a process for its preparation |
| 03/27/2001 | US6205818 Production of fused silica having high resistance to optical damage |
| 03/22/2001 | WO2001019746A1 Quartz glass article having sand blast-treated surface and method for cleaning the same |
| 03/21/2001 | EP1084995A1 Optical member of silica glass for transmitting fluorine excimer laser radiation and method for producing the same |
| 03/15/2001 | WO2001017919A1 Pure fused silica, furnace and method |
| 03/15/2001 | WO2001017902A1 HIGHLY FILLED SiO2 DISPERSION, METHODS FOR THE PRODUCTION THEREOF AND ITS USE |
| 03/15/2001 | DE19943103A1 Hochgefüllte SiO2-Dispersion, Verfahren zu ihrer Herstellung und Verwendung Highly filled SiO2 dispersion, process for their preparation and use |
| 03/15/2001 | CA2384288A1 Highly filled sio2 dispersion, methods for the production thereof and its use |
| 03/07/2001 | CN1286228A Method for producing tubular quartz glass products |
| 03/07/2001 | CN1286227A Apparatus for supersonic dispersion of quartz solution |
| 02/22/2001 | DE19937861A1 Verfahren für die Herstellung dichter Quarzglas-Körnung A process for the production of dense quartz grain |
| 02/20/2001 | US6189339 Method for producing silica glass used for photolithography |
| 02/15/2001 | DE19936478A1 Sinterwerkstoffe Sintered Materials |
| 02/14/2001 | EP1076043A2 Process for producing dense quartz glass granules |
| 02/13/2001 | US6187089 Depositing tungsten on the inside surface of the crucible and diffusing the tungsten into the inside surface and depositing tungsten on the outside surface of the crucible and diffusing the tungsten into the outside surface |
| 02/07/2001 | EP1074516A1 Process entailing sol-gel fabrication of silica glass |
| 02/07/2001 | EP1074513A2 Sinter materials and their processes of manufacture and uses, dispersions of silica granules and their uses, as well as uses of silica granules |
| 02/03/2001 | CA2314804A1 Sintered materials |
| 02/02/2001 | CA2314557A1 Processing entailing sol-gel fabrication of silica glass |
| 02/01/2001 | WO2001008163A1 Extreme ultraviolet soft x-ray projection lithographic method system and lithography elements |
| 01/17/2001 | EP1069084A1 Method and device for forming quartz glass |
| 01/17/2001 | EP1069083A1 Process and apparatus for depositing silica glass on a planar substrate using a plasma torch |
| 01/10/2001 | EP1067096A2 Quartz glass members for excimer laser, and their method of manufacture |
| 01/05/2001 | CA2313258A1 Process and equipment for forming flat layers of vitreous silica by using an inductively coupled plasma torch |
| 12/27/2000 | EP1063203A1 Silica glass member |
| 12/12/2000 | US6158245 High efficiency monolithic glass light shaping diffuser and method of making |
| 11/22/2000 | EP1053979A1 Synthetic quartz glass substrate for photomask and method of its production |
| 11/22/2000 | CN1273948A Process for preparing low-hydroxyl quartz tube |
| 11/15/2000 | EP1051363A1 Quartz glass jig having large irregularities on the surface and method for producing the same |
| 11/09/2000 | WO2000039039A3 Tantala doped optical waveguide and method of manufacture |
| 11/08/2000 | EP1049654A1 Optical component made of silica glass and method for the production thereof |