Patents
Patents for B01J 23 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group (79,164)
03/1989
03/07/1989US4810363 Hydrodemetallization
03/07/1989CA1250851A1 Preparation of cafestol
03/02/1989DE3728141A1 Catalyst
03/01/1989EP0305119A2 Process for production of a catalyst having excellent heat resistance for use in purifying exhaust gases from internal combustion engines
03/01/1989EP0305020A1 Improved dehydrogenation catalyst
03/01/1989EP0304867A2 Process for preparation of methacrolein and methacrylic acid from methyl tert.-butyl ether
03/01/1989EP0304853A2 Process for the preparation of aldehydes
03/01/1989EP0304763A1 Process for the preparation of ethercarboxylic acids
03/01/1989EP0304515A1 A process for the disproportionation of alkenes
03/01/1989CN1031336A 催化剂 Catalyst
03/01/1989CN1031335A Composition of matter and method for conversion of c3 and c4 hydrocarbons
02/1989
02/28/1989US4808751 Washing the hydrogenation catalyst with hot and cold water and concentrated and diluted naoh solutions
02/28/1989US4808743 Chemical intermediates for vinyl carbonates and carbamates-from phosgene and alpha-halogenocarbonyl compound in presence of zinc
02/28/1989US4808738 Using a silver oxidation catalyst with promoters
02/28/1989US4808564 Catalyst for the purification of exhaust gases
02/28/1989US4808563 Molybdenum-tungsten-containing catalyst for methane conversion process
02/28/1989US4808562 Heating with reducing gas; then impregnating with melted fatty alcohol
02/28/1989US4808394 Catalytic oxidation of carbon monoxide
02/28/1989CA1250599A1 Catalytic hydrogenation of aldehydes
02/28/1989CA1250598A1 Cobalt borate catalyzed decomposition of organic hydroperoxides
02/28/1989CA1250568A1 Hydrotreating catalysts comprising supported mixtures of a sulfide of trivalent chromium and molybdenum or tungsten
02/28/1989CA1250567A1 Regeneration of phosphorus poisoned automotive catalysts
02/28/1989CA1250565A1 Method for preparing dual colloid catalyst compositions
02/28/1989CA1250564A1 Method for preparing dual colloid catalyst compositions
02/22/1989EP0304144A1 Preparation of catalyst composition for the production of organohalosilanes
02/22/1989EP0304095A2 Catalyst for treatment of exhaust gases
02/22/1989CN1031247A Process for reduction of refined catalytic before use
02/22/1989CN1031213A Prodn. of rave-earth oxide and products therefrom
02/22/1989CN1031195A Thermally stabilized catalysts containing alumina and methods of making same
02/22/1989CN1031188A Method for non-pollution processing of halogenated organic compounds
02/21/1989US4806699 Ethane, propane, butane in fischer-tropsch synethesis; dehydrocyclodimerization, catalysis
02/21/1989US4806690 Method of producing amines
02/21/1989US4806688 Preparation of diamino- and dialkylaminobenzenediols
02/21/1989US4806670 Catalysis with mixture of noble metal and condensation and hydrogenation catalysts
02/21/1989US4806632 Process for the post-hydrogenation of sucrose polyesters
02/21/1989US4806519 Inside layer of cerium oxide and platinum, outer layer of zirconium compound and rhodium
02/21/1989US4806518 Mixing aluminum, alkali metal compound, aluminum chloride and fluoride; calcining, coating with silver
02/21/1989US4806516 Molding zinc, zirconium, and copper oxides with water and ammonia and roasting to fines
02/21/1989US4806515 Chemical and sintering resistance; improved durability
02/21/1989CA1250316A1 Methane conversion
02/21/1989CA1250311A1 Process for the preparation of methyl n- methylanthranilate
02/21/1989CA1250306A1 Process for the preparation of acetylenic derivatives, derivatives thus made, and their use
02/21/1989CA1250278A1 Aromatic carboxylic anhydride catalysts
02/21/1989CA1250277A1 Process for preparing silver catalysts
02/15/1989EP0303560A1 Method for denitration of exhaust gas containing arsenic compounds by catalysts and method and apparatus for regeneration of catalysts for denitration degraded by arsenic compounds
02/15/1989EP0303525A1 Process for reducing a refining catalyst before its use
02/15/1989EP0303495A1 Thermally stabilized catalysts containing alumina and methods of making the same
02/15/1989EP0303398A1 Preparation process of 4-(4-hydroxyphenyl)-cyclohexanol
02/15/1989EP0303393A1 NOx control in fluidized bed combustion process
02/15/1989EP0303338A1 Method for non-polluting processing of halogenated organic compounds
02/15/1989EP0303005A1 Process for producing catalysts for the denitration of nitrogen oxides from exhaust gases or for chemical air cleaning processes, and catalysts obtained by this process
02/15/1989EP0303004A1 Process for producing catalysts for the limitation of nitrogen oxides from exhaust gases or for chemical air purification processes, and catalysts prepared for these processes
02/14/1989US4804799 Dehydrogenation catalyst
02/14/1989US4804791 In vapor phase using group 8 metal-rhenium catalyst
02/14/1989US4804778 Process for producing methacrylic acid
02/14/1989US4804777 Oxidation of aryloxyethanol using palladium, silver, carbon catalyst
02/14/1989US4804768 Process for producing epoxyorganoalkoxysilanes
02/14/1989US4804527 Using copper oxide on a porous support
02/14/1989CA1249990A1 Carboxylic anhydride catalysts
02/09/1989WO1989000886A1 Low pressure catalytic hydrogenation of carbonyl-containing compounds and catalysts therefor
02/08/1989EP0302326A1 Process for preparing fluorinated and optionally also chlorinated benzotrifluorides, and benzotrifluorides
02/08/1989CN1030914A Process for the production of 2-quinoxalines
02/07/1989US4803302 Catalytic vapor phase oxidation of methacrolein
02/07/1989US4803298 Process for the preparation of perfluoroalkyl ketones
02/07/1989US4803263 Process for the preparation of alkylated glycosyl fluorides free from hydroxyl groups
02/07/1989US4803190 Process for production of composite oxide catalysts
02/07/1989US4803187 In liquid phase to alcohol
02/07/1989US4803065 Production process of chlorine
02/07/1989US4802974 Desulfurization, demetallization
02/07/1989CA1249837A1 Process for the production of butane-1,4-diol
02/01/1989EP0301853A1 Catalyst
02/01/1989EP0301723A1 Oxidation of alkanes
02/01/1989EP0301536A2 Palladium alloy as a catalyst for hydrogen oxidation in an atmosphere containing hydrogen and oxygen
02/01/1989EP0301343A1 Process for the preparation of 1,2-dichlorobenzene
02/01/1989CN1030708A Low-temp. flame free burning catalyst and its preparing method
01/1989
01/31/1989US4801727 Production of unsaturated nitriles, mixture of metal oxide catalyst particles
01/31/1989US4801620 Cobalt on cerium oxide, reaction of hydrogen and carbon monoxide
01/31/1989US4801574 In-situ activation of CuO/ZnO/Al2 O3 catalysts in the liquid phase
01/31/1989US4801573 Catalyst for production of hydrocarbons
01/31/1989US4801572 Modified with group 2a oxide
01/31/1989US4801571 Silica-tin oxide support, cesium compound
01/31/1989US4801568 Catalyst for ammoxidation of paraffins
01/31/1989CA1249603A1 Methane conversion process
01/31/1989CA1249590A1 Bicyclic amide acetal production
01/31/1989CA1249576A1 Coformed catalyst
01/31/1989CA1249573A1 Method for preparing silica supported hydrotreating catalysts and catalysts thus prepared
01/31/1989CA1249572A1 Catalyst activation for conversion of a mixture of co and h.sub.2 into hydrocarbon
01/31/1989CA1249571A1 Catalyst composition for ultra high temperature operation
01/31/1989CA1249570A1 Hydrotreating catalyst and process of manufacture
01/31/1989CA1249567A1 Stabilized and doubly promoted platinum group metal catalysts for emission control
01/26/1989WO1989000556A1 Preparation of bis (amine-containing) benzenediols
01/26/1989WO1989000452A1 Catalyst composition and method for selective dehydrogenation
01/25/1989EP0300853A1 Process for obtaining a cerium oxide
01/25/1989EP0300852A1 Cerium oxide with morphological characteristics and process for its preparation
01/25/1989EP0300851A1 Process for obtaining a cerium oxide
01/25/1989EP0300794A1 Preparation of cyclic carbonate
01/25/1989EP0300738A2 Process for esters
01/25/1989EP0300629A1 Catalyst for hydrotreatment of hydrocarbons and method for production thereof
01/25/1989EP0300543A1 Process for the production of hollow metallic or ceramic spheres
01/25/1989EP0300347A2 Process for the hydrogenation of mixtures of methyl esters of fatty acids