Patents
Patents for C01B 33 - Silicon; Compounds thereof (28,579)
05/1985
05/21/1985CA1187622A1 Semiconductor device having a body of amorphous silicon
05/15/1985EP0141702A2 Process for the preparation of hydrogenesilanes by redistribution reaction
05/15/1985EP0141668A2 Organoclay materials
05/15/1985EP0141517A1 Preparation of alkali metal silicates
05/15/1985EP0141516A1 Preparation of alkali metal silicates
05/15/1985EP0141388A2 Jewelling and ornamental material and process for production thereof
05/15/1985EP0141125A2 Treatment of silicon and ferrosilicon with slag
05/15/1985EP0141103A1 Method and apparatus for making particularly relatively thin sheet-like silicon material
05/14/1985US4517112 Modified organophilic clay complexes, their preparation and non-aqueous systems containing them
05/09/1985WO1985001946A1 Organoclay materials
05/08/1985EP0140660A2 Method of forming amorphous polymeric halosilane films and products produced therefrom
05/08/1985EP0139754A1 Silica base for dentrifrice and process for its preparation
05/07/1985US4515762 Process for processing waste gases resulting during the production of silicon
05/07/1985US4515600 Hydrostatic pressure difference
05/02/1985EP0139476A1 Preparation of alkali metal silicates
04/1985
04/30/1985US4514510 Sulfonated divinylbenzene-styreneion exchange resin
04/30/1985CA1186156A1 Segregation process for the purification of metals
04/24/1985EP0138670A2 Process for the preparation of silanes with a Si-H bond by redistribution
04/24/1985EP0138669A2 Process for the preparation of silanes from methyldichlorosilane and chlorosilanes
04/24/1985EP0138332A1 Methods of using selective optical excitation in deposition processes and the detection of new compounds
04/24/1985EP0138100A2 Process for manufacturing active carbon-rich masses or bodies
04/23/1985US4512905 Method of making sodium zirconium silico-phosphates
04/23/1985CA1185953A1 Method for manufacture of ams-1b crystalline borosilicate molecular sieve
04/17/1985EP0137306A2 Process for the removal of impurities from silicon fragments
04/17/1985EP0137289A2 Process for the preparation of silica polymorphs from silicon
04/17/1985EP0137258A2 Zirconia-titania-silica tergels and their use as catalyst supports
04/16/1985US4511752 Synthetic mica-mortmorillonite catalyst
04/09/1985US4510257 Silica-clay complexes
04/09/1985US4509997 Organometallic chemical vapor deposition of films utilizing organic heterocyclic compounds
04/09/1985CA1185227A1 Crystalline titanium borosilicate and process for preparing the same
04/09/1985CA1185071A1 Waste treatment in silicon production operations
04/03/1985EP0136257A1 Spherical amorphous quartz and its use in fillers and resin compositions
04/03/1985EP0136197A1 Method and apparatus for the production of an object by casting in a liquid medium
04/03/1985EP0136196A1 Process for making thin or massive, metallic or semimetallic objects, especially of silicium
04/03/1985EP0135976A1 Filler for heat-sensitive recording paper
04/02/1985US4509064 Dispersion of binder, leuco dye coloring agent developer and silica filler
04/02/1985US4508607 Particulate dialytic silica
04/02/1985US4508538 Recovery of fumed SiO2
04/02/1985CA1184740A1 Process for obtaining high purity silica
04/02/1985CA1184739A1 Crystalline silicate compounds and process for preparing hydrocarbons or unsaturated alcohols by using said silicate compounds as catalyst
03/1985
03/27/1985EP0134947A1 Method and apparatus for improved gettering for reactant gases
03/27/1985EP0134882A2 Dissolving sodium silicate glass pieces using diluted hydroxides
03/26/1985US4507561 Process for accumulating and storing light energy and releasing the same therefrom for utilization
03/26/1985CA1184391A1 Method and device for recuperating combustible gas generated in a smelter oven
03/19/1985US4505883 Fluosilicic acid, solvent extraction, solar cells
03/19/1985CA1184189A1 Clay-cation complexes
03/19/1985CA1184017A1 Ultrahigh purity silane and silicon production with recycle of silane products
03/12/1985US4504595 Fluorinated silica catalyst and preparation of aromatic/aliphatic nitriles in the presence thereof
03/12/1985US4504452 Coproduction of perchloroethylene, phosgene, and silicon tetrachloride
03/12/1985CA1183672A1 Precipitated silicas and process for producing same
03/12/1985CA1183671A1 Method for recovering useful products from waste products obtained when manufacturing aluminium fluoride
03/05/1985US4503242 Stabilization of aqueous silicates using alkali siliconates of silylorganosulfonates
03/05/1985US4503169 Amorphous silica, polycrystalline metal oxide microstructure
03/05/1985US4503164 Silicon dioxide core on borosilicate shell
03/05/1985US4503158 Water-miscible polar liquid
03/05/1985US4503092 Process for the hydrophobization of pyrogenically produced silica
02/1985
02/26/1985US4501769 Vapor deposition
02/26/1985CA1183102A1 Low temperature process for depositing oxide layers by photochemical vapor deposition
02/20/1985EP0133209A2 Trichlorosilane production process and equipment
02/19/1985US4500742 Iron silicide thermoelectric conversion element
02/19/1985US4500724 Reaction of alkyl halide with powdered silicon using copper-zine-tin catalyst
02/19/1985US4500492 Apparatus and method to keep the walls of a free-space reactor free from deposits of solid materials
02/13/1985EP0133106A2 Preparation of silane from amine alanes
02/13/1985EP0133071A2 Modified organophilic clay
02/13/1985EP0132472A1 Medicated products containing a magnesium trisilicate adsorbent with a medicament drug adsorbed thereon
02/12/1985US4499197 Co-gel catalyst manufacture
02/12/1985US4499063 Preparation of silane, SiH4
02/12/1985US4499062 Hydrothermal decomposition of aluminum silicates
02/12/1985CA1182465A1 Aluminosilicate coating method, coated articles and organic substituted silicon-oxygen-aluminum oligomers
02/12/1985CA1182423A1 Separation of chlorosilanes
02/12/1985CA1182422A1 Separation of chlorosilanes
02/12/1985CA1182276A1 Method for producing alkaline metal silicate solutions in a static reactor
02/05/1985US4497277 Bell of opaque fused silica
01/1985
01/29/1985CA1181570A1 Process for the separation of crystalline silicates
01/23/1985EP0131925A2 Metal oxide having uniform pore sizes, the process for producing said metal oxide, and catalyst carrier comprising the said metal oxide
01/23/1985EP0131586A1 Process and apparatus for obtaining silicon from fluosilicic acid.
01/22/1985US4495167 Precipitated silicas having high structure and process for their preparation
01/22/1985US4495085 Dysprosium activated calcium silicate
01/22/1985US4495080 Method for preparing a cation exchanger
01/16/1985EP0131390A2 Zeolites
01/16/1985EP0131121A2 Oxide or silicate particles of which the hydroxyl groups situated at the surface are at least partly replaced by organic groups, process for their preparation and their use in the destabilization of emulsions and the destruction of foams
01/16/1985EP0130996A1 Process and apparatus for obtaining silicon from fluosilicic acid
01/16/1985EP0052615B1 High pressure plasma hydrogenation of silicon tetrachloride
01/09/1985EP0130917A1 Process for producing phosphoric acid
01/08/1985US4492628 Method of treating clay to improve its whiteness
01/02/1985EP0130055A2 Stabilised pillared layered clay, process for its production and uses thereof
01/02/1985EP0130016A2 Method of producing an aluminium boride
01/02/1985EP0130013A2 Crystalline gallo-silicates, a process for producing them and their use as catalysts
01/02/1985EP0129555A1 Process and apparatus for obtaining silicon.
01/01/1985US4491604 Silicon deposition process
12/1984
12/27/1984EP0129112A2 Continuous production of silicon tetrafluoride gas in a vertical column
12/27/1984EP0129015A2 Pyrogenically produced silicon dioxide, process for its preparation and use
12/27/1984EP0128962A1 Process for preparing silanes
12/25/1984US4490344 Production process of silicon tetrachloride
12/25/1984US4490343 Method for the separation of chlorosilanes from a gaseous mixture containing hydrogen chloride and hydrogen
12/25/1984US4490286 Photochromic and/or cathodochromic sodalite material, method of its preparation, and sensing element of a variable light transmission device manufactured from such material
12/18/1984CA1179571A1 Modified organophilic clay complexes
12/18/1984CA1179477A1 Process for the controlled production of silica by means of flame hydrolysis
12/18/1984CA1179476A1 Synthetic crystalline borosilicate compositions and preparation thereof
12/12/1984EP0127838A2 Silicon sources suitable for use in molecular beam epitaxy deposition