Patents
Patents for B01J 37 - Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts (39,240)
10/1994
10/18/1994US5356849 Catalytic carbon
10/18/1994US5356847 Formed nickel catalyst on refractory metal oxide support and containing clay mineral binder; fixed bed hydrogenation of fatty materials
10/18/1994CA1332599C Carrier material for a catalyst and a process for making such a carrier material
10/13/1994WO1994022577A1 Catalytic vessel for receiving metal catalysts by deposition from the gas phase
10/13/1994WO1994022575A1 Method of regenerating catalyst
10/13/1994WO1994022564A1 Improved zeolite-containing oxidation catalyst and method of use
10/13/1994DE4311650A1 Highly porous shaped parts based on aluminium oxide
10/13/1994CA2159488A1 Catalytic vessel for receiving metal catalysts by deposition from the gas phase
10/13/1994CA2159317A1 Improved zeolite-containing oxidation catalyst and method of use
10/12/1994EP0619143A1 Nickel-aluminium oxide catalyst, process for its preparation, its use and process for hydrogenating aromatic hydrocarbons using this catalyst
10/12/1994EP0619141A1 Selective inorganic catalysts in the form of molecular imprints in cavities
10/11/1994US5354935 Catalystic method for the dehydrogenation of hydrocarbons
10/11/1994US5354915 Converting an a,b-unsaturated aldehye or ketone to the corresponding alcohol using zirconium oxide on a silca support and an alcohol as a hydrogen donor
10/11/1994US5354831 Shaped organopolysiloxanes containing sulfonate groups, a process for their production and their use
10/11/1994US5354720 Reduction in the quantity of NOx in lean exhaust gas of motor vehicle engines
10/11/1994CA1332407C Method for producing a parallel gas flow type catalyst for oxidizing sulfurous acid gas
10/11/1994CA1332402C Catalytic aromatization of olefins and paraffins
10/05/1994EP0618283A1 Poisoning-preventive gasoline composition
10/05/1994EP0618006A1 Hydrogenation catalyst, process for its preparation and its use
10/05/1994CN1026099C Process of oxidizing aliphatic hydrocarbons employing alkali-promoted molybdate ctalyst
10/05/1994CN1026098C Semiconductor memory device
10/05/1994CN1026070C Catalyst for hydrogen generation and production process thereof
10/04/1994US5352646 Porous exhaust system catalyst having homogeneous band of cerium oxide around edge of support surface, for internal combustion engines
10/04/1994US5352645 With metal crystals dispersed throughout prepared with additive of ammonium citriate or urea to inhibit premature formation of an impervious crust
10/04/1994US5352422 Process for the selective oxidation of sulphur compounds to elemental sulphur
10/04/1994US5352370 Method for SOx removal by catalytic carbon
09/1994
09/29/1994WO1994021378A1 Process for the preparation of catalysts based on zeolites treated with phosphoric acid, useful for catalytic cracking units
09/29/1994WO1994021376A1 Synthesis of higher alcohols
09/29/1994WO1994021374A1 Pretreatment of palladium-gold catalysts useful in vinyl acetate synthesis
09/29/1994DE4410353A1 Process for producing a catalyst for particle removal in the exhaust gas of diesel motor vehicles and a process for particle removal using the catalyst
09/28/1994EP0616846A1 Process for the production of a noble metal hydrogenation catalyst supported on active carbon
09/28/1994EP0616844A1 Process for the realisation of an active composite
09/28/1994CN1092698A Hydrogenated catalyst, preparation and application of same
09/28/1994CN1092697A Method for the preparation of catalyst for refining exhaust gas
09/27/1994US5350727 Forming catalysts by dissolving dinitrodiamine platinum in nitric acid, adding supports, allyl alcohol and hydrazine hydrate then heat treatment
09/27/1994US5350566 Reactor for heterogeneous reactions with a catalyst member
09/27/1994CA1332166C Catalytic system for the hydroconversion of heavy oils
09/26/1994CA2119845A1 Selective inorganic catalysts in the form of molecular imprints in cavities
09/21/1994EP0432224B1 Treatment of arsine removal catalysts
09/21/1994CN1092339A Method for the preparation of catalyst for refining exhaust gas
09/20/1994US5349117 Process for sorption separation
09/20/1994US5349092 Process for producing catalysts for synthesis of unsaturated aldehydes and unsaturated carboxylic acids
09/20/1994US5348987 NOx removal catalyst containing an inorganic fiber
09/20/1994US5348927 Dechlorination of oxidation catalysts using hydrogen chloride as a reducing agent for vanadium
09/20/1994US5348924 Zeolite aggregates and catalysts
09/20/1994US5348923 Silica-based substrates modified by grafting of polyalkylguanidinium groups, their process of manufacture and their use as catalysts
09/20/1994US5348717 Synthesis gas from particulate catalysts, and admixtures of particulate catalysts and heat transfer solids
09/20/1994US5348643 Catalytic conversion with improved catalyst
09/19/1994CA2119288A1 Active composite production process
09/15/1994WO1994020423A1 Catalytic treatment process for effluents containing organic and inorganic compounds, preferably from epichlorhydrine production
09/15/1994WO1994020212A1 Method for the preparation of supported hydrogenation and hydrotreating catalysts
09/15/1994WO1994020211A1 Production of attrition-resistant catalyst binders through use of delaminated clay
09/15/1994WO1994020203A1 Method of producing spherical particles
09/15/1994WO1994020202A1 Method of removing oxygen, nitrites and/or nitrates from water
09/15/1994DE4321555C1 Process for producing mixed-oxide powders for denitration catalysts
09/15/1994CA2158025A1 Method for the preparation of supported hydrogenation and hydrotreating catalysts
09/14/1994EP0614868A1 Process for the preparation of 3 to 5 C-atoms containing alpha, beta-monoethylenic unsaturated aldehydes, carboxylic acids and nitriles
09/14/1994EP0614854A1 Process for the synthesis of mixed zirconium und cerium oxides based compositions, the obtained compositions and use thereof
09/14/1994EP0614399A1 Ceria-alumina oxidation catalyst and method of use
09/14/1994EP0614398A1 Oxidation catalyst and method of use
09/13/1994US5347046 Catalyst and process for using same for the preparation of unsaturated carboxylic acid esters
09/13/1994US5347027 Cleaning agent for catalyst, hydrosilylation, reductive amination and deamination, hydrogenation, dehydrogenation, and hydroformylation of an Si-H containing compound, recovery and reuse, collioidal, homogeneous
09/13/1994US5347021 Process of vapor phase catalytic hydrogenation of maleic anhydride to gamma-butyrolactone in high conversion and high selectivity using an activated catalyst
09/13/1994US5346874 Borosilicate molecular seive support, palladium and platinum catalyst, dearomatization
09/13/1994US5346722 Catalyst supports
09/13/1994US5346681 For polysiloxanes, from aluminum alkoxide and silicate
09/13/1994US5346389 Combustion apparatus for high-temperature environment
09/11/1994CA2115973A1 Preparation of c3-c5.alpha., .beta.-monoethylenically unsaturated aldehydes, carboxylic acids, or nitriles
09/08/1994DE4407019A1 Process for the preparation of cycloaliphatic urethanes
09/07/1994EP0613714A2 Catalyst and process for purifying exhaust gases
09/07/1994EP0530238B1 Activation of noble metal catalysts for use in hydrodehalogenation of halogen-substituted hydrocarbons containing fluorine and at least one other halogen
09/06/1994US5345005 Hydrogenation catalyst, process for preparing and process of using said catalyst
09/06/1994US5344805 Impregnation of zinc and calcium aluminate support
09/06/1994US5344803 Cocatalyst for transition metal-containing α-olefin polymerization catalyst
09/06/1994CA1331876C High surface area rhenium sulfide hydrodesulfurization catalysts prepared by an aqueous technique and a process for using them
09/01/1994WO1994019515A1 Glassy carbon containing metal particles
09/01/1994WO1994019102A1 Catalyst and method for the reduction of sulfur dioxide to elemental sulfur
09/01/1994WO1994019090A1 Gas phase degradation of organic compounds
08/1994
08/31/1994EP0612690A1 Process for the modification of molecular sieves by ion exchange
08/31/1994EP0612561A1 Thermal treatment of solid catalyst or adsorbent particles in presence of a fluid in an helicoidal vibrating coil
08/31/1994EP0428752B1 Exhaust gas purifying catalyst excellent in thermal resistance and method of production thereof
08/30/1994US5342987 Alkenyl alkanoate production
08/30/1994US5342814 Extruded catalyst based on silica/alumina gel, and process for preparing it
08/30/1994US5342603 Catalytic hydrogenation of alkylanthraquinones followed by oxidation
08/30/1994US5342431 Metal oxide membranes for gas separation
08/25/1994DE4403367A1 Adsorbent for nitrogen oxides and process for removing nitrogen oxides by use thereof
08/24/1994CN1091056A Catalyst for preparing hydrocarbon with higher molecular weight from methane
08/18/1994WO1994017911A1 Metallic honeycomb for use as catalyst and process for producing the same
08/18/1994WO1994017910A1 Catalyst composition manufacturing method and sulfur-containing hydrocarbon hydrodesulfurization method using the same catalyst composition
08/17/1994EP0611192A1 Process for the preparation of compositions based on mixed oxides of zirconium and cerium
08/17/1994EP0611183A1 Process for eliminating mercury in hydrocarbons by passing on presulphurised catalyst
08/17/1994EP0611126A1 A hydrogenation catalyst for use in a hydrogen peroxide process, and a method for the preparation thereof
08/17/1994EP0597965A4 Demetallation of hydrocarbon feedstocks with a synthetic mesoporous crystalline material.
08/17/1994CN1090793A Oxide compositions
08/17/1994CN1090790A Method of cooling a synthesis gas in a catalytic reactor
08/16/1994US5338531 Production of hydrogen peroxide
08/16/1994US5338334 Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam
08/16/1994EP0620841A4 A catalyst system for combining hydrotreating and hydrocracking and a process for upgrading hydrocarbonaceous feedstocks.
08/11/1994CA2115326A1 Hydrogenation catalyst for use in a hydrogen peroxide process, and a method for the preparation thereof
08/10/1994EP0610027A2 Selective demetallation of zeolites and related materials