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 37 - Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
Patents for B01J 37 - Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts (39,240)
09/1990
09/14/1990CA2010603A1 Halogen resistant hydrotreating process and catalyst
09/12/1990EP0387109A1 Process for the preparation of activated alumina agglomerates, as-produced agglomerates and apparatus for their preparation
09/12/1990EP0386902A1 Suppressing sediment formation in an ebullated bed process
09/12/1990EP0386284A1 Process for coating a catalyst support
09/11/1990US4956331 Process for producing metal supported catalyst having high surface area
09/11/1990US4956329 High surface area cordierite catalyst support structures
09/11/1990US4956328 Catalyst for hydrogenation of nitriles, aromatic hydrocarbons, nitro compounds and/or olefins
09/11/1990US4955524 Extrusion die construction and its method of manufacture
09/10/1990CA2011873A1 Process for improving the physical and catalytic properties of fluid cracking catalysts
09/09/1990CA2003922A1 Suppressing sediment formation in an ebullated bed process
09/05/1990EP0385958A2 Catalyst for the reduction of nitrogen oxides, a method for its preparation and the use thereof
09/05/1990EP0385246A1 Catalytic cracking
09/05/1990EP0385164A2 Catalyst for the selective reduction of nitric oxide with ammonia
09/05/1990EP0385089A1 Method for the installation in a module of a rigid element for membrane separation, filtration or catalytic conversion
09/05/1990CN1045039A Method of producing amines
09/05/1990CN1009437B High-efficiency silver catalyst for oxidizing ethylene into epoxy ethane
09/04/1990US4954474 Process for preparing catalysts by alloying metals on supports
09/04/1990CA1273621A1 Hydrocarbon conversion catalyst and process for selectively making middle distillates
08/1990
08/31/1990CA2010970A1 Catalyst for the selective reduction of nitrogen oxides with ammonia
08/29/1990EP0384312A1 Process for the manufacture of a silver catalyst
08/29/1990EP0384295A2 Method and apparatus for reducing the pollutants of a combustion process using oxidation honey comb catalysts and catalysts with desulfuration properties and with exhaust gas recycling
08/29/1990EP0384047A1 Catalyst for amination of alcohols, aldehydes and ketones
08/29/1990EP0383846A1 Catalytically active material
08/29/1990CN1009340B Production method of composite oxide catalysts
08/29/1990CN1009339B Process for production of composite oxide catalysts
08/28/1990US4952649 Process for producing olefin polymers or copolymers and catalyst components used therefor
08/28/1990US4952549 Ruthenium catalyst, process for its preparation and process for the preparation of a mixture of cyclohexylamine and dicyclohexylamine using the ruthenium catalyst
08/28/1990US4952543 Process for dispersing or redispersing a Group VIII noble metal species on a porous inorganic support
08/28/1990CA1273330A1 Fluid cracking catalyst and method of making same from waste catalyst manufacture fines
08/27/1990CA2010585A1 Catalyst for the reduction of nitrogen oxides, a method for its preparation and the use thereof
08/23/1990WO1990009368A1 Method and catalyst for producing amines
08/22/1990CN1009249B Process for preparation of silver-containing catalyst
08/16/1990EP0382588A1 Method for the reduction of a refining catalyst before its use
08/16/1990EP0382049A1 Catalyst and process for the hydroamination of alcohols
08/15/1990CN1044602A Resin-loading nickel boride catalyst and preparation thereof
08/15/1990CN1044601A 催化剂 Catalyst
08/14/1990US4948680 Rare earth compound
08/08/1990CN1044488A Hydrocarbon conversion with trimetallic catalyst
08/08/1990CN1044417A Copper-bearing catalyst and its prepn. for nitrile-group hydrated resin
08/08/1990CN1044416A Silver catalyst for prodn. of ethylene oxide and method for manufacture thereof
08/08/1990CN1009059B Prodn. of silver-containing catalyst
08/07/1990US4946821 Combining ammoniacal metal solution with aluminum compound aqueous solution, reducing the precipitates with hydrogen
08/07/1990US4946820 Preparation and use of tin (IV) oxide dispersion
08/07/1990US4946815 Controlled temperature and steam during crystallization
08/07/1990US4946814 Adding an acid stable anionic fluoroarbon surfactant to slurry then spray drying
08/01/1990EP0380295A2 Silver catalyst for production of ethylene oxide and method for manufacture thereof
08/01/1990EP0380213A2 Precious metal salt solutions and precious metal catalysts
08/01/1990EP0305774B1 Ion exchange resin modified by thiazolines
08/01/1990CN1008973B Syngas conversion catalyst production process
07/1990
07/31/1990WO1990008592A1 Catalyst
07/31/1990CA2045664A1 Catalyst
07/27/1990CA2006963A1 Precious metal salt solutions and precious metal catalysts
07/25/1990CN1008885B Rare-earth containing catalyzer and its processings
07/24/1990US4943547 Contacting with sulfur powder, heating
07/18/1990EP0377586A1 Method for incorporating small crystalline catalytic ingredients into an attrition-resistant matrix
07/17/1990US4942020 Converter for removing pollutants from a gas stream
07/17/1990CA1271738A1 Fumed silica modified catalyst and process for oxidation of n-butane to maleic anhydride
07/11/1990CN1043639A Low-nickel methenyl catalyst and preparing process thereof
07/10/1990US4940827 Catalyst system for olefin disproportionation
07/10/1990US4940685 Ceric oxide particulates having a stable specific surface and a process for their preparation
07/10/1990US4940533 Group 6b metal catalyst
07/10/1990US4940531 Catalytic cracking process employing an acid-reacted metakaolin catalyst
07/10/1990CA1271467A1 Process for loading a shaped carrier material with a catalytically active material or with a precursor of a catalytically active material, and a shaped catalyst produced by said process
07/04/1990EP0375759A1 Process for manufacturing a plate-shaped support for catalysing compounds.
07/03/1990US4939296 Process for the production of catalytically-active metallic glasses
07/03/1990US4939260 Process for producing aromatic nitriles or heterocyclic nitriles
07/03/1990US4939113 Hydrogen sulfide suppressing catalyst system using an oxide of copper, manganese, nickel or iron
06/1990
06/28/1990WO1990006803A1 Process for the production of a catalyst for the removal of oxides of nitrogen from exhaust gases
06/28/1990WO1990006802A1 Process for the production of a catalyst for the removal of oxides of nitrogen from exhaust gases
06/27/1990EP0374615A2 Process for the separation of organometallic compounds and/or metal carbonyls from their solution in organic media
06/27/1990EP0252912B1 Immobilised extractants
06/27/1990CN1043272A Preparation method of spherical ammonia synthetic catalyst by using rotary prilling sprayer
06/27/1990CN1043271A Process for preparing spherical catalyst of synthesizing ammonia by using stationary prilling sprayer
06/27/1990CN1008514B Modified silver catalyst containing fluorine
06/26/1990US4937399 Method for isomerizing wax to lube base oils using a sized isomerization catalyst
06/26/1990US4937394 Using phosphoric acid catalytic agent
06/26/1990US4937219 Oxidation or reduction catalyst, inflammable gas sensor
06/26/1990US4937218 Regenerable catalysts
06/26/1990CA1270808A1 Iron/lithium-promoted catalysts for the production of maleic anhydride and a process for the preparation thereof
06/21/1990DE3842839A1 Catalyst for the reduction of nitrogen oxides
06/21/1990DE3842527A1 Verfahren zur herstellung eines katalysators zur entfernung von stickstoffoxiden aus abgasen Exhaust gases method for producing a catalyst for removing nitrogen oxides from
06/20/1990EP0373741A1 Wax isomerization process using a catalyst with small particles and low fluoride content.
06/19/1990US4935395 Transition metal carbonyl and alkoxide
06/19/1990US4935392 Pressing to bond the acid-etched carrier and active material
06/19/1990US4935391 Process for preparing a purified mineral coating
06/19/1990US4935218 Preparing ethane selective catalyst by pretreating zeolite aluminum silicate with zinc and/or cadmium compound, silica
06/14/1990WO1990006177A1 High surface area cordierite catalyst support structures
06/13/1990EP0372771A1 Method of preparing heteropolyacid catalysts
06/13/1990CN1042981A Laminated substrate for catalytic combustor reactor bed
06/12/1990US4933509 Using surface treated magnesium oxide catalyst
06/12/1990US4933223 Matrix for the support of catalytically active compounds, and method for producing the matrix
06/06/1990EP0371614A1 Catalyst and catalyst precursor containing vanadium and antimony
06/06/1990EP0371152A1 Metal oxide powders, their mixtures, mixed metal oxide powders, their mixtures and use thereof for the catalytic dehydrogenation of hydrocarbons
06/06/1990CN1042669A Catalyst and catalyst precursor containing vanadium and antimony
06/06/1990CN1042668A Preparation of load type cross-linked clay catalyst and its product
06/05/1990US4931421 Catalyst carriers and a method for producing the same
06/05/1990US4931419 Sections of catalyst support impregnated with differing metals; durability
06/05/1990US4931418 Catalyst comprising potassium and cesium pyrosulfates with vanadium pentoxide and anatase
06/05/1990US4931193 Treatment of catalyst particles
06/05/1990CA1269972A1 Method of producing high-strength high surface area catalyst supports
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