Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 21 - Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
Patents for B01J 21 - Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium (28,523)
12/1999
12/07/1999CA1340845C Process for preparing alumine clusters; clusters thus produced
12/02/1999WO1999043430A8 Deeply reduced oxidation catalyst and its use for catalyzing liquid phase oxidation reactions
12/01/1999EP0960652A1 Hydrotreating catalyst for heavy hydrocarbon oil, process for producing the catalyst, and hydrotreating method using the same
12/01/1999EP0960649A2 Exhaust gas clean-up catalysts
12/01/1999EP0960089A1 Oxygenate conversions using small pore non-zeolitic molecular sieve catalysts
12/01/1999CN1237146A Alumina sol, process for preparing the same, process for preparing alumina molding using the same, and alumina-based catalyst prepared thereby
12/01/1999CN1236757A Preparation of spinel extrudates
11/1999
11/30/1999US5993763 Catalyst and process for decomposing HCN in gases
11/30/1999US5993643 Catalyst comprising a hydrogenation/dehydrogenation catalytic component and an acidic solid catalytic component comprising a group ivb metal oxide modified with an oxyanion of a group vib metal.
11/30/1999CA2191211C Porous carbonaceous material, process for producing the same, and use thereof
11/30/1999CA2170657C Method of producing oxygen and hydrogen
11/30/1999CA2035752C Catalytic system and application to the oxydehydrogenation of saturated carboxylic acids
11/25/1999WO1999059915A1 Catalyst and process for oxidation of sulphur dioxide
11/25/1999WO1999059720A1 Alkaline phosphate-activated clay/zeolite catalysts
11/25/1999DE19813171C1 Verfahren zur Herstellung von Spinell-Extrudaten A process for preparing spinel extrudates
11/25/1999CA2324501A1 Catalyst and process for oxidation of sulphur dioxide
11/24/1999EP0958265A1 The catalytic manufacture of pentafluoropropenes
11/24/1999EP0671211B1 Catalyst for exhaust emission control and method for producing the same
11/24/1999CN1236350A Pseudoboehmite powder for catalyst carrier and process for preparing the same
11/24/1999CN1235873A Silicon dioxide carried heteropoly acid catalyst, its preparation and use
11/24/1999CN1235870A Cyclohexanol dehydrogenation catalyst
11/24/1999CN1046638C Catalytic decomposition process of nitrous oxide pure or contained in gaseoud mixtures
11/23/1999US5990360 Deetherification in presence of an aluminium silicate catalyst
11/23/1999US5990038 Catalyst for purifying oxygen rich exhaust gas
11/23/1999US5989457 Process for the production of synthesis gas
11/23/1999CA2015789C Oligomerization of olefins
11/18/1999WO1999058626A1 Hydroprocessing catalyst and process for hydroprocessing hydrocarbon feeds with said catalyst
11/18/1999WO1999058480A1 Process for the preparation of styrenes
11/18/1999WO1999058451A1 Titanium oxide sol, thin film, and processes for producing these
11/18/1999WO1999058240A1 Process for production of carbonaceous chars having catalytic activity
11/18/1999WO1999058236A1 Process for producing spherical oxide particles
11/18/1999DE19921780A1 Catalyst support having a hexagonal honeycomb structure, useful for exhaust gas treatment
11/18/1999CA2331458A1 Hydroprocessing catalyst and process for hydroprocessing hydrocarbon feeds with said catalyst
11/17/1999EP0844995B1 Preparation of alpha-tocopherol
11/17/1999CN1235067A Magnet-separative photocatalyst with multi-layer dressing and manufacture thereof
11/17/1999CN1046433C 催化剂载体 Catalyst carrier
11/17/1999CN1046432C Catalyst for preparing C8 and C12 olefin by using butene oligopoly merization and its process
11/16/1999US5986138 Process for producing alkylated aromatic amines with high selectivity using new catalyst
11/16/1999US5985789 Ru, Sn/oxide catalyst and process for hydrogenation in acidic aqueous solution
11/14/1999CA2237744A1 Catalyst and process for oxidation of sulphur dioxide
11/11/1999WO1999056872A2 Oxidation catalyst and method for catalytic oxidation
11/10/1999EP0955089A1 Catalyst based on a group VIII noble metal containing silicium, possibly with boron, and its use for hydrotreating hydrocarbon feeds
11/10/1999EP0553314B1 Process for the manufacture of spiroketals
11/10/1999CN1234473A Operation method of waste gas treatment apparatus containing sulfur-collecting agent and oxynitride storage catalyst
11/10/1999CN1234390A Method for producing dichloro-acetoxy-propane and derivative thereof
11/10/1999CN1046265C Process for production of plasticizer and polyol esters
11/10/1999CN1046217C Electronic acceptor compositions
11/10/1999CN1046216C Catalyst for preparing 1,4-butanediol and/or gamma-butyrolactone
11/09/1999US5981426 Photocatalyst having an x-ray diffraction pattern which is substanially free of characteristic reflections associated with crystalline TiO2
11/09/1999US5981420 Oxidation catalysts system consists of an n-hydroxy or n-oxy imide compound and a transition metal compound excluding a polyacid as cocatalyst
11/09/1999CA2168677C Granules based on pyrogenically prepared silicon dioxide, method for their preparation and use thereof
11/04/1999WO1999043430B1 Deeply reduced oxidation catalyst and its use for catalyzing liquid phase oxidation reactions
11/03/1999EP0952977A1 Production of phosphate esters
11/03/1999CN1234011A Method for regenerating anthraquinone derivatives during synthesis process of hydrogen peroxide
11/03/1999CN1233532A Catalyst and use thereof
11/02/1999US5977010 Containing nickel, manganese, zinc and cobalt oxide; calcium silicate and clay
11/02/1999US5976480 Vaporizing silicon halides, mixing the vapors with a carrier gas, heating the mixture to temperatures definitely above the boiling point of the silicon-halogen compound, mixing with hydrogen and combustion in a known manner in a burner.
11/02/1999US5976478 Internal porosity is created in dense sio2 particles by heating a mixture of the particles with b2o3 or boric acid; resulting particles have altered morphology, internal porosity, and small to negative volume changes when heated.
10/1999
10/28/1999WO1999000188A8 Silver and titanium containing catalyst and process for the direct oxidation of olefins to olefin oxides
10/27/1999EP0847304A4 Composite microporous carbons for fuel gas storage
10/27/1999CN1233227A Bleaching compositions
10/27/1999CN1045951C Process for continuous olefin hydrocarbon isomerization with catalyzing regeneration
10/26/1999US5972831 Inorganic transparent photocatalytic composition
10/26/1999US5972830 High heat-resistant catalyst with a porous ceria support
10/26/1999US5972820 Methods of making stabilized crystalline alumina compositions, and alumina compositions and catalyst supports made therefrom
10/26/1999US5972525 Solid particle containing active carbon, support and catalyst
10/21/1999WO1999052628A1 Production of unsaturated acids or esters thereof and catalysts therefor
10/21/1999WO1999052627A1 Powders of silica-oxide and mixed silica-oxide and method of preparing same
10/21/1999WO1999052626A1 Method for producing a shaped body using a metal oxide sol, shaped body,the use thereof in the production of an alkene oxide
10/21/1999WO1999046782A3 Ferromagnetic particles
10/21/1999CA2327765A1 Production of a shaped body
10/20/1999EP0950638A1 Pseudoboehmite powder for catalyst carrier and process for preparing the same
10/19/1999US5969176 Acylation of trimethylhydroquinone in the presence of protonic acid
10/19/1999US5968348 Hydroconversion process employing a phosphorus loaded NiMo catalyst with specified pore size distribution
10/19/1999US5968345 Process for the catalytic conversion of hydrocarbons into aromatic compounds using a catalyst containing alkali of alkaline-earth metals
10/19/1999US5968344 Conversion with high selectivity using bifunctional catalyst comprising hydrodehydrogenating group viii metal on an acidic silica-alumina gel which provides isomerization activity
10/14/1999WO1999051346A1 Catalytically active structure
10/14/1999WO1999051345A1 Photocatalytic composition
10/14/1999WO1999051340A1 Copper-containing materials
10/14/1999WO1999051337A1 Desulfurization of exhaust gases using activated carbon catalyst
10/14/1999DE19815608A1 Katalytisch wirksame Struktur Catalytically active structure
10/13/1999EP0949230A1 Processes for producing alkenyl-substituted aromatic hydrocarbons
10/13/1999EP0949000A1 Process for the preparation of fluid bed vinyl acetate catalyst
10/13/1999EP0948475A1 Method for producing olefins, in particular propylenes, by dehydrogenation
10/13/1999EP0948457A1 Method for regenerating anthraquinone derivatives during a synthesis process of hydrogen peroxide 30 %
10/13/1999EP0948403A1 Heterogeneous catalyst regeneration
10/13/1999CN1231276A Olefines hydrating process
10/13/1999CN1045548C Hydrogenated catalyst, preparation and application of same
10/12/1999US5965055 Elemental metals, oxides, or alloys distributed on a carbon substrate or self-supported and process therefor
10/07/1999WO1999050211A1 Reduction of carbonyl compounds by a silane in the presence of a zinc catalyst
10/07/1999WO1999049972A1 Process for activating an epoxidation catalyst
10/07/1999CA2291486A1 Reduction of carbonyl compounds by a silane in the presence of a zinc catalyst
10/06/1999EP0947497A2 Process for producing dichloroacetoxypropane and derivatives thereof
10/06/1999EP0947248A1 Catalyst for the hydrogenation of aromatics in sulfur-containing hydrocarbon fractions
10/06/1999EP0946676A1 The method of obtaining liquid fuels from polyolefine wastes
10/06/1999EP0946487A1 Transesterification catalysts fixed to solid support materials
10/06/1999EP0946420A1 Cerium and zirconium oxides, mixed oxides and solid solutions having improved thermal stability for catalysis of exhaust gas systems and methods of producing
10/06/1999EP0946255A1 Pollutant removal from air in closed spaces
10/06/1999CN1230902A Catalytic composition suitable for fischer-tropsch process
10/06/1999CN1045429C Catalyzer for methanation of carbon dioxide and its preparation method
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