| Patents for C01B 33 - Silicon; Compounds thereof (28,579) |
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| 04/07/1999 | EP0906243A1 Dissolvable oxides for biological applications |
| 04/07/1999 | CN1212954A Fluorine containing silex glass and its method of manufacture |
| 04/07/1999 | CN1042822C Hydrophobic silicic white |
| 04/07/1999 | CN1042821C Silicon purifying method |
| 04/06/1999 | US5891949 Natural rubber compound |
| 04/06/1999 | US5891421 Precipitated silicas having improved dentifrice performance characteristics and methods of preparation |
| 04/06/1999 | US5891236 Heating |
| 04/06/1999 | CA2084605C Chromium ribbon-like silicate clay alpha-olefin catalysts |
| 03/31/1999 | EP0905796A1 Polycrystalline silicon |
| 03/31/1999 | CN1212738A Paper making process |
| 03/30/1999 | US5888711 Polymeric conductive alumino-silicate material, element comprising said material, and process for preparing it |
| 03/30/1999 | US5888471 Synthetic crystalline porous material containing oxides of silicon, titanium and gallium |
| 03/30/1999 | US5888468 Method for producing silicon tetrafluoride from uranium tetrafluoride |
| 03/30/1999 | US5888467 Amorphous precipitated silica characterized by high dispersion in cured organic rubber compositions |
| 03/30/1999 | US5888466 Process for preparing amorphous, catalytically active silicoaluminas |
| 03/30/1999 | US5888425 Ion exchanging waterglass; hydrosilation |
| 03/30/1999 | US5888291 Pigments in form of agglomerates consisting of monocrystalline grains, which can be deagglomerated |
| 03/24/1999 | EP0902758A1 Amorphous precipitated silica |
| 03/24/1999 | EP0902757A1 Amorphous precipitated silica |
| 03/24/1999 | CN1211654A Aqueous suspensions of mineral materials and their uses |
| 03/24/1999 | CN1211536A Process for producing active silicon powder for preparing alkyl-or aryl-halogenated silane |
| 03/24/1999 | CN1042658C Method of promoting decomposition of silicon compounds in process for depositing silicon upon metal surface |
| 03/23/1999 | US5885485 Process for producing low-salt silica sol dispersions in low-boiling alcohols |
| 03/23/1999 | CA2082712C Organoclay compositions prepared with a mixture of two organic cations and their use in non-aqueous systems |
| 03/19/1999 | CA2247586A1 Polycrystalline silicon |
| 03/17/1999 | EP0902030A2 Compounds containing tetradecachlorocyclohexasilane dianion |
| 03/17/1999 | EP0901989A1 Silica glass and its manufacturing method |
| 03/17/1999 | EP0901986A1 Sligthly dispersible precipitated silica |
| 03/17/1999 | EP0868401A4 Method and apparatus for forming fused silica by combustion of liquid reactants |
| 03/17/1999 | EP0765191B1 Method for making spherical adsorbent particles |
| 03/17/1999 | EP0738237B1 Silicate builders and their use in washing or cleaning agents and multi-substance mixtures for use in this field |
| 03/17/1999 | CN1210757A Chromium-containing catalyst |
| 03/17/1999 | CN1210756A Chromium-containing catalyst |
| 03/17/1999 | CN1210755A Amorphous silica-alumina and its preparing method |
| 03/17/1999 | CN1042550C Activated polishing composition and its preparing method |
| 03/16/1999 | US5883035 Aluminum with calcium bentonite clay, acid leach |
| 03/16/1999 | US5882617 Silica precipitates with pore size, powders and beads |
| 03/10/1999 | EP0900829A1 Method for preparing hydrophobic precipitated silica |
| 03/10/1999 | EP0900256A1 Method for preparing particles comprising a core and a silica shell |
| 03/10/1999 | EP0673404B1 Composition for passivating vanadium in catalytic cracking and preparation thereof |
| 03/09/1999 | US5880197 Intercalates and exfoliates formed with monomeric amines and amides: composite materials containing same and methods of modifying rheology therewith |
| 03/09/1999 | CA2129607C Process for the production of a precipitated silica |
| 03/04/1999 | WO1999010275A1 Method and apparatus for purifying silicon |
| 03/03/1999 | EP0899234A1 Opaque silica composition |
| 03/03/1999 | EP0776318B1 Subcritical process for drying sol-gel derived porous bodies |
| 03/03/1999 | CN1209472A Process and apparatus for production of polycrystalline semiconductor crystal ingot |
| 03/03/1999 | CN1042359C Process for extracting coarse-grain pure silicic acid crystals |
| 03/02/1999 | US5877248 Intercalates and exfoliates formed with oligomers and polymers and composite materials containing same |
| 03/02/1999 | US5877100 Compositions and insulation bodies having low thermal conductivity |
| 03/02/1999 | US5876683 Combustion flame synthesis of nanophase materials |
| 03/02/1999 | US5876494 Good dispersion |
| 02/26/1999 | CA2245014A1 Opaque silica composition |
| 02/25/1999 | WO1999008959A1 A process for producing silica acid |
| 02/24/1999 | EP0897414A1 Method for preparing hollow silica particles |
| 02/23/1999 | US5875407 Method for synthesizing pollucite from chabazite and cesium chloride |
| 02/23/1999 | US5874684 Nanocrystalline materials |
| 02/18/1999 | WO1999007466A1 Multiple stream high pressure mixer/reactor |
| 02/18/1999 | WO1999007237A1 Composition comprising a liquid absorbed on a support based on precipitate silica |
| 02/18/1999 | DE19735648A1 Preparation of inorganic insulating material |
| 02/17/1999 | EP0896952A1 Process for preparing high-purity silicium granules |
| 02/17/1999 | EP0896640A1 Diamond-like nanocomposite compositions |
| 02/17/1999 | CN1208248A Mechanical-chemical polishing method for semiconductor or insulation material layer |
| 02/17/1999 | CN1208016A Gas phase process preparing white carbon |
| 02/17/1999 | CN1042125C Method for production of white microsilica |
| 02/16/1999 | US5872070 Pyrolysis of ceramic precursors to nanoporous ceramics |
| 02/16/1999 | US5871867 Silica with sodium sulfate for use in battery separators of plastics |
| 02/16/1999 | US5871705 Process for producing trichlorosilane |
| 02/11/1999 | WO1999006331A1 Method for forming silica by combustion of liquid reactants using oxygen |
| 02/11/1999 | DE19728503C1 Delaminating calcium montmorillonites |
| 02/11/1999 | CA2295808A1 Method for forming silica by combustion of liquid reactants using oxygen |
| 02/10/1999 | EP0895965A1 Novel inorganic polymer based on aluminium and silicon |
| 02/10/1999 | EP0895522A1 Polyolefin film, compositions and resins useable therefore and related making method |
| 02/10/1999 | CN1207719A Process for recovery of alumina and silica |
| 02/10/1999 | CN1207328A Bulk sol-gel technique |
| 02/09/1999 | US5869028 Precipitated silicas having improved dentifrice performance characteristics and methods of preparation |
| 02/09/1999 | US5869017 Method of producing trichlorosilane having a reduced content of dichlorosilane |
| 02/04/1999 | WO1999005735A1 Inorganic hydrogen compounds, separation methods, and fuel applications |
| 02/03/1999 | EP0831761A4 Silica abrasive compositions |
| 02/02/1999 | US5866646 Polyolefin film, compositions and resins useable therefor and related making method |
| 02/02/1999 | US5866027 Heat and sound insulation |
| 01/28/1999 | WO1999003929A1 Microporous fluorinated silica agglomerate and method of preparing and using same |
| 01/28/1999 | WO1999003782A1 A process for preparation of crystalline layered sodium disilicate |
| 01/28/1999 | WO1999003781A1 Method and apparatus for forming silica by combustion of liquid reactants using a heater |
| 01/28/1999 | WO1999003576A1 Chemically modified micas for removal of cesium salts from aqueous solution |
| 01/28/1999 | CA2295802A1 Microporous fluorinated silica agglomerate and method of preparing and using same |
| 01/28/1999 | CA2289765A1 Method and apparatus for forming silica by combustion of liquid reactants using a heater |
| 01/27/1999 | EP0893408A1 Process for manufacturing active silicon powder for the preparation of alkyl or aryle halogenosilanes |
| 01/27/1999 | EP0848728A4 Formulations including improved organoclay compositions |
| 01/27/1999 | CN1041845C Method for treatment of residues from organochlorosilane and/or chlorosilane synthesis |
| 01/21/1999 | WO1999003141A1 Method and apparatus for in situ vapor generation |
| 01/21/1999 | WO1999002593A1 Polyester composite material and method for its manufacturing |
| 01/21/1999 | CA2295293A1 Polyester composite material and method for its manufacturing |
| 01/20/1999 | EP0892111A1 Aqueous suspensions from mineral materials and their uses |
| 01/20/1999 | EP0891946A1 Process of manufacturing a silica powder |
| 01/20/1999 | EP0789668B1 Synthesis of crystalline porous solids in ammonia |
| 01/20/1999 | CN1205347A Polyolefin materials suitable for optical fiber cable components |
| 01/20/1999 | CN1041705C Improvements in the prodn. of biogenetic silica from organic plant matter |
| 01/19/1999 | US5861134 Heating with boron oxide or boric acid particles to alter density, morphology, porosity |
| 01/19/1999 | US5861132 Vapor phase flame process for making ceramic particles using a corona discharge electric field |
| 01/19/1999 | US5861110 Silica having high specific surface area and a narrow pore distribution |