Patents
Patents for B01J 37 - Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts (39,240)
06/1993
06/10/1993WO1993010885A1 Oxidation catalyst and method of use
06/10/1993CA2124441A1 Ceria-alumina oxidation catalyst and method of use
06/10/1993CA2124439A1 Oxidation catalyst and method of use
06/10/1993CA2082457A1 Process for oligomerizing olefins using sulfate-activated molecular sieves
06/09/1993EP0545871A2 Process of preparing catalyst supporting highly dispersed metal particles
06/09/1993EP0545774A1 Silica supports modified by grafting polyalkylguanidinium groups, process for their preparation and their use as catalysts
06/09/1993DE4140455A1 Abrasion-resistant, porous inorganic composite mouldings - comprise highly porous filler, and carbon@ matrix
06/09/1993CN1072870A Production of copper powder catalyst by reduction-oxidation process of copper salt solution
06/08/1993US5217940 Adding sulfonated amino resin
06/08/1993US5217939 Catalyst for the prduction of nitric acid by oxidation of ammonia
06/08/1993US5217938 Mixing zirconia source and solvent, extrusion, roasting
06/08/1993US5217936 Catalyst for preparing aldehyde
06/05/1993CA2084387A1 Process for the preparation of nitrobenzene
06/02/1993EP0544282A1 Catalyst for purifying exhaust gas
06/01/1993US5215954 Method of presulfurizing a hydrotreating, hydrocracking or tail gas treating catalyst
06/01/1993US5215952 Mixing catalytically active mixed oxide with fibers, shaping, calcining to remove fibers and form channels
06/01/1993US5215790 Treating interstitial surface with first agent, exposing to oxidizing gas to remove exterior, treating with second agent
05/1993
05/27/1993WO1993009871A1 Method of making metallic catalyst carrier
05/27/1993DE4216540C1 Recovery of nickel and magnesium from natural substances
05/26/1993EP0543802A2 Process for preparing a cerium oxide with high specific surface area
05/26/1993EP0543797A2 Method and apparatus for holding an article
05/26/1993EP0543535A1 Process for dehydrogenating hydrocarbons and oxygenated hydrocarbons
05/26/1993EP0543019A1 Process for preparing catalyst for producing methacrylic acid
05/26/1993EP0542871A1 Process for improving the physical and catalytic properties of fluid cracking catalysts
05/26/1993EP0491931A4 Composite clay materials for removal of so x? from gas streams
05/26/1993CN1020918C Catalyst reforming method using naphtha fresh spirit as material
05/26/1993CN1020861C Catalyst for oxidation of acrolein and process for preparation thereof
05/25/1993US5214020 Backwash type particulate filter
05/25/1993US5214018 Isobutene from methy tert-butyl ether, purified silica-alumina catalyst
05/25/1993US5214016 Method of making catalysts containing vanadium, antimony and tin
05/25/1993US5214015 From iron oxides, sulfur and dihydrophenanthrene or tetralin
05/25/1993US5213895 Metals with protective polymers adsorbed on particles
05/25/1993CA1318311C Process for the preparation of hydrotreating catalysts from hydrogels
05/25/1993CA1318120C Presulfiding composition for preparing hydrotreating catalyst activity
05/22/1993CA2055938A1 Process for improving the physical and catalytic properties of fluid cracking catalysts
05/19/1993EP0542612A1 Use of a catalyst for the alkylation of isobutane and/or isopentane
05/19/1993EP0542528A1 Hydroisomerization of wax or waxy feeds
05/19/1993EP0542527A1 Titania supported cobalt catalyst
05/19/1993CN1072110A Butylene oxidation dehydrogenation catalyst for fluidized bed
05/19/1993CN1020717C Process for 1,1-dichloro-1-fluoroethane
05/18/1993US5212142 Supports
05/18/1993US5212130 Catalyst supports
05/18/1993US5211918 Catalytic converter for exhaust gases
05/18/1993CA1318079C Ceramic foam
05/16/1993CA2081489A1 Catalyst comprising thin shell of catalytically active material on inert core
05/13/1993WO1993009146A2 High performance thermally stable catalyst
05/12/1993EP0541286A1 Process for oligomerizing olefins using sulfate-activated catalysts
05/12/1993EP0541246A1 Surface catalyzed membrane
05/12/1993EP0541101A1 Method of producing catalyst for converting hydrocarbons
05/11/1993US5210062 Catalytic exhaust systems
05/11/1993US5210060 Partially sulfided rhenium-aluminum-boron oxide
05/11/1993CA1317585C Hydrocracking of heavy oils in presence of iron-coal slurry
05/06/1993DE4135055C1 Efficient, reliable and uniform charging of cylindrical honeycomb member - includes passing carrier gas through honeycomb member in closed circuit, etc.
05/05/1993EP0540228A1 Alumina-containing catalyst, method for the preparation thereof and internal combustion engine exhaust system containing said catalyst
05/05/1993CN1071604A Manufacture of noble metal/zeolite catalysts
05/05/1993CN1071603A Catalyst for dehalogenating a-halogeno-acid
05/05/1993CN1020418C Dehydrogenation catalyst, process for its preparation and its use in producing linear olefins from linear paraffins
05/04/1993US5208206 Method of manufacturing an exhaust gas purifying catalyst
05/04/1993US5208204 Three-way catalyst for treating emissions from compressed natural gas fueled engines
05/04/1993US5208200 Noble metal on rare earth modified silica alumina as hydrocarbon conversion catalyst
05/04/1993US5208197 Hydrocracking catalysts for hydrocarbons
05/04/1993CA1317277C Process for the preparation of hydrotreating catalysts from hydrogels
05/04/1993CA1317276C Process for the preparation of hydrotreating catalysts from hydrogels
05/04/1993CA1317274C Pollution control catalyst for minimizing h-s emissions
05/04/1993CA1317231C Process for the production of a catalytic converter for exhaust-gas cleaning and catalytic converter produced according to this
04/1993
04/28/1993EP0539277A1 Use of a catalyst for paraffins alkylation
04/28/1993EP0539002A2 Aldol condensation using solid basic catalyst of MgO and Al2O3 having a high surface area
04/28/1993CN1071421A Catalysis process for preparation of tetrahydrofuran and r-butyrolactone using maleic anhydride
04/28/1993CN1020369C Cracking catalyst containing new-type high silicon y zeolite
04/27/1993US5206423 Acyloxylation of alkylaromatic compounds with palladium-tin catalysts
04/27/1993US5206202 Catalyst device fabricated in situ and method of fabricating the device
04/26/1993CA2081271A1 Paraffin alkylation catalyst
04/22/1993CA2077282A1 Aldol condensation using solid basic catalyst of mgo and al o having a high surface area
04/21/1993EP0537871A1 Silica containing bayerite or eta-alumina and catalytic cracking catalysts
04/21/1993EP0537838A1 Catalysts for the dehalogenation of alpha-halogenated carboxylic acids
04/21/1993EP0537815A1 Process for the preparation of middle distillates
04/21/1993EP0537336A1 Process of making porous ceramic materials with controlled porosity
04/21/1993EP0469022B1 Process for presulphurizing a catalyser for treating hydrocarbons
04/21/1993CN1020333C Method for alternating catalyst with carbon disulfide to sulfide cobalt-molybdenum
04/20/1993US5204309 Catalysts for neutralizing air and gaseous exhausts
04/20/1993US5204302 Catalyst composition and a method for its preparation
04/20/1993US5204070 Catalyst overheating and sintering or agglomeration minimized or eliminated
04/20/1993CA1316522C Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate
04/15/1993WO1993006926A1 Catalyst and process for oligomerizing olefins
04/14/1993EP0536839A2 Process for catalytic dimerization of isobutene
04/14/1993EP0536815A2 Process for the catalytic cracking of feedstocks containing high levels of nitrogen
04/13/1993US5202519 Converting alkanes and/or cycloalkanes to a product isomer using aluminum chloride, copper chloride and or copper aluminate catalyst
04/13/1993US5202496 Method of making isophorne
04/13/1993US5202303 Combustion apparatus for high-temperature environment
04/13/1993US5202299 Active metal and refractory oxide overcoated with colloidal silica
04/13/1993US5202102 Pretreatment of dry alumina catalyst with mixture of chlorine and hydrogen chloride in oxygen-free atmosphere improves yield of unsaturated hydrocarbons having reduced amounts of halogens
04/13/1993CA1316165C Heteropolyacid catalysts
04/08/1993CA2079128A1 Three-way catalyst for treating emissions from compressed natural gas fueled engines
04/08/1993CA2079122A1 Treating emissions from engines fueled by compressed natural gas
04/07/1993EP0535790A1 Catalyst preparation
04/07/1993EP0535138A1 Method for making alloyed catalysts.
04/07/1993CN1070594A Catalyst treatment
04/06/1993US5200384 Platinum group, activated alumina, cerium oxide coprecipitate, of ceria-stgabilized zirconia
04/06/1993US5200383 Method for the production of catalytically active mixed phases
04/06/1993US5200382 Catalyst comprising thin shell of catalytically active material bonded onto an inert core