| Patents for C01B 33 - Silicon; Compounds thereof (28,579) |
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| 07/23/1992 | WO1992011934A1 Layered oxide materials and swollen and pillared forms thereof |
| 07/22/1992 | EP0495039A1 Silicas. |
| 07/21/1992 | US5132253 Sol-gel method for making ceramic materials |
| 07/21/1992 | US5132246 Process for using dross residues to produce refractory products |
| 07/15/1992 | EP0494837A1 Metallurgic silicon powder with a small superficial oxidation |
| 07/15/1992 | EP0494753A2 Chemical vapor deposition-produced silicon and silicon carbide having improved optical properties |
| 07/15/1992 | CN1062710A Making method of magnesium silicide |
| 07/14/1992 | US5130110 Mixing, gelation and roasting |
| 07/14/1992 | US5129365 Animal dross absorbent and method |
| 07/12/1992 | WO1992011935A1 A method of preparing a pillared layered oxide material |
| 07/12/1992 | CA2098395A1 Method of preparing a pillared layered oxide material |
| 07/08/1992 | CN1062513A Process for preparing soluble glass from rice husk and straw |
| 07/08/1992 | CA2058809A1 Chemical vapor deposition silicon and silicon carbide having improved optical properties |
| 07/07/1992 | US5128116 Continuous production |
| 07/07/1992 | US5128114 Catalyst supports, urea or ammonium citrate additive |
| 07/07/1992 | US5128081 Vaporization, condensation, oxidation |
| 07/07/1992 | CA1304586C Process and apparatus for the production of green briquettes for the formation of silicon, silicon carbide or ferrosilicon |
| 07/02/1992 | DE4042147A1 Highly structured finely divided silica prepn. - useful e.g. as filler and barrier in rubber, paint, paper pesticide and pharmaceutical industries |
| 07/02/1992 | DE4042146A1 Prepn. of finely divided silica e.g. for polymer chemistry, paints - by reacting alkali silicate solns. with acids or acid-type reagents |
| 07/02/1992 | DE4042145A1 Prepn. of highly structured finely divided silica - from alkali silicate solns. with addn. of mixts. of cationic and nonionic surfactants |
| 07/02/1992 | DE4042144A1 Prepn. of finely divided silica from alkali-silicate soln. - by neutralisation with acid and treatment with poly-di:methyl-di:allyl-ammonium salts |
| 07/01/1992 | EP0493263A1 New silicas their proparation process and their use as fillers especially for paper |
| 07/01/1992 | EP0492697A1 Catalytically active gel and a process for its preparation |
| 07/01/1992 | EP0492124A2 Precipitated silica paste |
| 07/01/1992 | EP0491931A1 COMPOSITE CLAY MATERIALS FOR REMOVAL OF SO x? FROM GAS STREAMS. |
| 07/01/1992 | EP0491879A1 Silica sols, a process for the production of silica sols and use of the sols. |
| 07/01/1992 | CN1062331A Process for preparing crosslinking clay having improved acidity |
| 07/01/1992 | CN1062308A Synthetic porous crystalline material its synthesis and use |
| 06/30/1992 | US5126473 Process for the hydriding of halogen-substituted compounds |
| 06/30/1992 | US5126300 Alkaline earth oxide or hydroxide precipitated in smectite to react with sulfur oxides |
| 06/30/1992 | US5126203 Deactivation of spent silicon powder |
| 06/30/1992 | US5126112 Graphite and carbon felt insulating system for chlorosilane and hydrogen reactor |
| 06/25/1992 | WO1992010292A1 The removal of heavy metals, especially lead, from aqueous systems containing competing ions utilizing amorphous tin and titanium silicates |
| 06/25/1992 | DE4041644A1 Two=stage prodn. of tri:chloro-silane from silicon tetra:chloride - by catalytic hydrogenation to silicon@ and hydrogen chloride, then reaction with silicon@ |
| 06/25/1992 | CA2058404A1 Precipitated silica |
| 06/24/1992 | EP0491611A1 Method for treatment of silica fumes with a view to bleaching them and apparatus for carrying out this method |
| 06/24/1992 | EP0491520A1 Kandite clay compositions |
| 06/24/1992 | EP0491459A2 Pollucite powders with low thermal expansion coefficients and methods for their preparation |
| 06/24/1992 | EP0491141A1 Sol-gel method for making ceramic materials |
| 06/23/1992 | US5124143 Dentrifice |
| 06/23/1992 | US5123964 Finely divided, precipitated silica with high structure, method of its preparation and use |
| 06/23/1992 | CA1303817C Process for preparation of silane |
| 06/23/1992 | CA1303816C Fluid bed reactor and process |
| 06/22/1992 | WO1992011219A1 Preparation and use of mullite whisker networks |
| 06/22/1992 | WO1992011218A1 Method for preparating high solids bentonite slurries |
| 06/22/1992 | CA2102233A1 Method for preparing high solids bentonite slurries |
| 06/22/1992 | CA2097292A1 Preparation and use of mullite whisker networks |
| 06/18/1992 | CA2057681A1 Process for the treatment of silica fumes in view of their bleaching, and apparatus thereof |
| 06/18/1992 | CA2055365A1 Pillared interlayered kandite clay compositions |
| 06/18/1992 | CA2054871A1 Sol-gel method for making ceramic materials |
| 06/17/1992 | EP0490487A2 Control of carbon balance in a silicon smelting furnace |
| 06/17/1992 | EP0490401A2 Self-curing ceramicizable polysiloxanes |
| 06/17/1992 | CN1061991A Briquettes |
| 06/16/1992 | US5122505 Carbonate-free inorganic nitrates or oxides and process thereof |
| 06/16/1992 | US5122291 Heat resistant, low density, porous matrix incorporating pigment particles which scatter, absorb or reflect infrared radiation |
| 06/16/1992 | CA1303593C Method for refining glyceride oils using partially dried amorphous silica hydrogels |
| 06/16/1992 | CA1303592C Synthetic, crystalline, porous material containing oxides of silicon, titanium and gallium |
| 06/15/1992 | CA2057660A1 Self-curing ceramicizable siloxanes |
| 06/13/1992 | CA2055307A1 Control of carbon balance in a silicon smelting furnace |
| 06/11/1992 | WO1992009668A1 Frosting agent for water-based polyurethane and production thereof |
| 06/11/1992 | WO1992009543A1 Method of preparing ceramic hollow particles |
| 06/11/1992 | WO1992009526A1 Process for the hydrothermal production of crystalline sodium disilicate |
| 06/10/1992 | EP0489470A1 Hybrid binder having reduced organic solvent content for use in refractory moulds |
| 06/10/1992 | EP0489441A1 Metal catalyzed production of tetrachlorosilane |
| 06/10/1992 | EP0489422A1 Water-containing organophilic lamellar silicates |
| 06/10/1992 | CN1061732A Clay ore wet dressing and preparation of colloid clay |
| 06/09/1992 | US5120775 Thixotropic additive, process for preparing same and use thereof |
| 06/09/1992 | US5120689 Metallic or non-metallic oxide in matrix of carbon |
| 06/09/1992 | US5120520 In presence of metal or metal-contianing catalyst |
| 06/09/1992 | CA1303284C Process for reducing the halogen content of halogen- containing polycarbosilanes and polysilanes |
| 06/09/1992 | CA1302895C Silica aerogels and dentifrice compositions |
| 06/07/1992 | CA2055304A1 Metal catalyzed production of tetrachlorosilanes |
| 06/03/1992 | EP0488765A1 Purification of silicon tetrachloride |
| 06/03/1992 | CN1061542A Production method of high-effect and activity clay by semi-hydrometallurgy |
| 06/02/1992 | US5118486 Separation by atomization of by-product stream into particulate silicon and silanes |
| 06/02/1992 | US5118485 Disproportionation with excess tetrachlorosilane to give trichlorosilane |
| 05/27/1992 | EP0487005A1 Metal assisted alkylation of silica |
| 05/27/1992 | EP0398998A4 Synthetic porous crystalline material, its synthesis and use |
| 05/27/1992 | CN1016773B Layered silicates and their synthesis |
| 05/27/1992 | CN1016772B Layered metal oxides containing interlayer oxides and their synthesis |
| 05/27/1992 | CN1016771B Layered metal chalcogenides containing interspathic polymeric chalcogenides |
| 05/26/1992 | US5116637 Amine catalysts for the low temperature conversion of silica precursors to silica |
| 05/26/1992 | US5116535 Aqueous colloidal dispersion of fumed silica without a stabilizer |
| 05/20/1992 | EP0486352A1 Process for obtaining a rare earth silicate glass composition and process for the production of said silicate |
| 05/20/1992 | EP0486079A1 Silicate |
| 05/20/1992 | EP0486078A1 Silicate composition |
| 05/20/1992 | EP0485658A1 Method for purifying gaseous hydrides |
| 05/20/1992 | EP0485565A1 Silicates |
| 05/20/1992 | CN1016677B Method for preparation of layered metal oxides containing interlayer oxides |
| 05/20/1992 | CN1016671B Method for preparation of silicon oxide extrudates |
| 05/20/1992 | CA2054855A1 Metal assisted alkylation of silica |
| 05/19/1992 | CA1301141C Catalyst composition and a process for the preparation therewith of hydrocarbons from synthesis gas |
| 05/19/1992 | CA1300848C Recovery and purification of silica |
| 05/19/1992 | CA1300821C Silica granules, process for their preparation and their application as strenghtening load in elastomers |
| 05/19/1992 | CA1300820C Reinforcing filler for silica based elastomer |
| 05/15/1992 | CA2055272A1 Silicate composition |
| 05/15/1992 | CA2055271A1 Silicate |
| 05/14/1992 | WO1992007794A1 Process for preparing synthetic wollastonite |
| 05/13/1992 | CN1061046A Method for obtaining powdered refractory material and reactor for carrying out method |
| 05/12/1992 | US5112676 Gelation, polymerization, heat treatment of metallic alkoxide emulsions |