Patents
Patents for B01J 37 - Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts (39,240)
04/1989
04/06/1989WO1989002782A1 Improved catalyst for treatment of exhaust gases from internal combustion engines
04/05/1989EP0310443A1 Preparation of high surface area rhenium sulfide hydrodesulfurization catalysts, and their use
04/05/1989EP0310398A1 Improved catalyst for treatment of exhaust gases from internal combustion engines
04/05/1989EP0207986B1 Carrier matrix for collecting catalytically active compounds and production process
04/04/1989US4818745 Alumina and magnesia and platinum metal
04/04/1989US4818744 Process for the production of catalyzers and catalyzers for the removal of polluting components from the exhaust gases of internal combustion engines
04/04/1989US4818450 Apparatus and method for forming pellets
04/04/1989US4818417 Treatment of catalyst particles
04/04/1989US4818317 Masking, sealing through apetures, drying, solidification, and sintering
03/1989
03/29/1989EP0309048A1 Silica extrudates
03/29/1989EP0309046A1 Hydrotreating catalysts from hydrogels, process for their preparation and use
03/29/1989EP0309045A1 Hydrotreating catalysts from hydrogels, process for the preparation and use thereof
03/29/1989EP0308780A1 Method of preparing porous sintered articles
03/29/1989EP0308558A1 A process for preparing a macrostructural unit having a catalytically-active zeolite surface
03/29/1989EP0164383B1 Support for producing abrasion-proof catalysts
03/29/1989CN1031946A Dehydrogenation catalyst and process for preparing it
03/28/1989CA1251774A1 Catalyst preparation
03/23/1989WO1989002418A1 Process and device for purifying liquids
03/22/1989EP0308140A1 Alumina-based catalysts, their production and use
03/21/1989US4814541 Chemical conversion process
03/15/1989EP0306944A1 Catalytic oxidation of carbon monoxide on Pt and/or Pd/MgO catalysts
03/15/1989EP0306940A1 Catalytical condensation process for organic carboxylic anhydrides
03/15/1989CN1031711A Dewaxing catalysts employing non-zeolitic molecular sieves
03/14/1989US4812434 Exhaust gas catalysts and process for the production thereof
03/14/1989CA1251196A1 Process for preparing iron-based catalysts for the synthesis of ammonia and catalysts so obtained
03/14/1989CA1251195A1 Transition metal sulfide promoted molybdenum or tungsten sulfide catalysts and their uses for hydroprocessing
03/14/1989CA1251194A1 Supported transition metal sulfide promoted molybdenum or tungsten sulfide catalysts and their uses in hydroprocessing
03/14/1989CA1251193A1 Self-promoted hydrotreating catalysts
03/14/1989CA1251192A1 Method for the preparation of an amorphous metal oxide composite
03/08/1989EP0306170A1 Process for dispersing or redispersing a group VIII noble metal species on a porous inorganic support
03/08/1989EP0305774A1 Ion exchange resin modified by thiazolines
03/08/1989EP0228398B1 Catalytic device for eliminating nitrogen oxides, carbon monoxide and/or residual hydrocarbons contained in exhaust gases
03/08/1989CN1031488A Catalyst for oxidation of acrolein and process for preparation thereof
03/07/1989US4810688 Catalyst support and catalyst for olefin dimerization
03/07/1989US4810686 Alumina support, phosphorus stabilizer
03/07/1989US4810369 Process for the catalytic cracking of feedstocks containing high levels of nitrogen
03/07/1989US4810358 Process for cracking metal-containing hydrocarbon feedstocks
03/01/1989EP0305091A2 Process for preparing a copolymer in the form of beads and uses thereof
03/01/1989CN1031336A 催化剂 Catalyst
02/1989
02/28/1989US4808562 Heating with reducing gas; then impregnating with melted fatty alcohol
02/28/1989CA1250596A1 Process for preparing methylmercaptan from carbon oxides
02/28/1989CA1250568A1 Hydrotreating catalysts comprising supported mixtures of a sulfide of trivalent chromium and molybdenum or tungsten
02/28/1989CA1250565A1 Method for preparing dual colloid catalyst compositions
02/28/1989CA1250564A1 Method for preparing dual colloid catalyst compositions
02/28/1989CA1250563A1 Supported chromium-molybdenum and tungsten sulfide catalysts
02/28/1989CA1250562A1 Supported, mn sulfide promoted mo and w sulfide hydroprocessing catalysts and uses thereof
02/28/1989CA1250541A1 Process for hydrocracking heavy oils under severe conditions using a mixed catalyst
02/23/1989WO1989001362A1 Method for incorporating small crystalline catalytic ingredients into an attrition-resistant matrix
02/22/1989EP0304095A2 Catalyst for treatment of exhaust gases
02/22/1989CN1031247A Process for reduction of refined catalytic before use
02/22/1989CN1031195A Thermally stabilized catalysts containing alumina and methods of making same
02/21/1989US4806690 Method of producing amines
02/21/1989US4806519 Inside layer of cerium oxide and platinum, outer layer of zirconium compound and rhodium
02/21/1989US4806516 Molding zinc, zirconium, and copper oxides with water and ammonia and roasting to fines
02/21/1989US4806512 Washing with reducing and then oxidizing mediums; hydrorefining catalysis for hydrocracking
02/21/1989US4806427 Process for the production of catalysts for the reduction of nitrogen oxides from exhaust gases and similar chemical air cleaning processes
02/21/1989US4806290 Sintered sodium chloride compact immersed in phenolic polymer; pyrolyzed
02/21/1989CA1250278A1 Aromatic carboxylic anhydride catalysts
02/21/1989CA1250277A1 Process for preparing silver catalysts
02/21/1989CA1250275A1 Manufacture of noble metal/zeolite catalysts
02/16/1989DE3726072A1 Soldering method
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
02/14/1989US4804796 Controlled densities yield buoyancy or settling; containing pressurized gas; active surfaces
02/14/1989CA1249990A1 Carboxylic anhydride catalysts
02/07/1989US4803539 Dopant control of metal silicide formation
02/07/1989US4803190 Process for production of composite oxide catalysts
02/07/1989US4803188 Leaching a glass containing catalytically-active insoluble metal oxides with mineral acid, forming pores
02/07/1989US4803187 In liquid phase to alcohol
02/07/1989US4803184 Silicoaluminophosphate molecular sieve
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
02/01/1989CN1030710A Process for production of articles using loose products
01/1989
01/31/1989US4801574 In-situ activation of CuO/ZnO/Al2 O3 catalysts in the liquid phase
01/31/1989US4801570 Process for preparing a supported, promoted molybdenum and/or tungsten sulfide hydroprocessing catalyst
01/31/1989US4801569 Containing noncatalytic group 1a, 2a, 3a oxide-oxidation catalyst
01/31/1989US4801568 Catalyst for ammoxidation of paraffins
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
01/25/1989EP0300629A1 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
01/25/1989EP0300346A2 Process for the hydrogenation of fatty acid methyl esters in a pressure range of 20 to 100 bars
01/25/1989CN1030580A Method for preparing epichlorohydrins
01/25/1989CN1030533A Catalysts
01/24/1989US4800187 Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate
01/18/1989EP0299637A1 Method for preparing a catalyst
01/17/1989US4798818 Aluminum fluoride, transition metal compound, hydrogen fluoride
01/17/1989US4798816 Process for increasing the selectivity of an alkylation catalyst for monoalkylation
01/17/1989US4798666 Hydrocracking catalyst for middle distillates
01/17/1989CA1248899A1 Process for the hydroisomerization of petroleum waxes
01/11/1989EP0298943A2 A catalyst carrier
01/11/1989EP0298111A1 Sulfuration of hydrorefining catalysts
01/10/1989US4797383 Catalyst
01/10/1989US4797380 Crosslinking, impregnation reaction of platinum complex reduction
01/10/1989CA1248515A1 Molded iron catalyst material, its preparation and its use
01/10/1989CA1248508A1 Hydrocarbon conversion catalysts and processes utilizing the same
01/04/1989EP0297942A1 Process for manufacturing articles from finely divided materials