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)
12/1997
12/17/1997	CN1167655A Process for producing petal ring vanadium catalyst by impregnation
12/16/1997	US5698756 Toluene alkylation with ethylene to produce para-ethyloluene
12/16/1997	US5698752 Of alkyne; in presence of a hydrogenation catalyst and a sulfur compound
12/16/1997	US5698600 Process for the production of bisphenols with the use of new cocatalysts
12/16/1997	US5698501 Oil additives
12/11/1997	WO1997046317A1 Epoxidation catalyst and process
12/11/1997	WO1997046316A1 Catalyst carrier
12/11/1997	WO1997046306A1 Method for filtering a three-phased reaction mixture
12/10/1997	EP0783372A4 Apparatus and process for activation and reactivation of wet or dry carbon by electrical resistance heating in the presence of steam
12/09/1997	US5696047 Method of improving catalyst activity, improved catalysts and their use
12/09/1997	US5696044 Reacting organomagnesium compound with organic halide, treating with titanium or vanadium compound; more active catalyst
12/09/1997	CA2053703C Catalyst composition for purification of exhaust gas, catalyst for purification of exhaust gas, and process for producing said catalyst
12/04/1997	WO1997045387A1 Methylation of toluene to para-xylene
12/04/1997	WO1997045197A1 Metal-containing zeolite catalyst, preparation thereof and use for hydrocarbon conversion
12/04/1997	CA2256515A1 Metal-containing zeolite catalyst, preparation thereof and use for hydrocarbon conversion
12/04/1997	CA2255873A1 Methylation of toluene to para-xylene
12/03/1997	EP0664732B1 Support catalyst and use of same
12/02/1997	US5693825 Preparation of aziridines
12/02/1997	US5693587 Reacting monoperoxovanadium ion while in aqueous solution with antimony compound, removing water and calcining
12/02/1997	US5693586 Palladium-gold catalyst for vinyl acetate production
12/02/1997	US5693207 Catalyst preparation
11/1997
11/27/1997	WO1997044131A1 Method for regenerating a catalyst with a sulphurus active phase and contaminated by a mercury compound
11/27/1997	WO1997044130A1 Heterogeneous bimetallic palladium-gold catalyst for vinyl acetate production
11/26/1997	EP0808800A2 Praseodymium-zirconium-oxides for catalyst and washcoat
11/26/1997	EP0808655A1 Molecular sieve layers and processes for their manufacture
11/26/1997	EP0808215A1 Alkylene oxide catalyst and process
11/26/1997	CN1165911A Catalyst for purifying exhaust gas emitted from diesel engine
11/25/1997	US5691269 Process for preparing silver catalyst
11/25/1997	US5691267 Two step gold addition method for preparing a vinyl acetate catalyst
11/25/1997	US5690900 Ammonia oxidation catalyst
11/25/1997	CA2022583C Solid crystalline phosphoric acid hydrocarbon conversion catalyst
11/20/1997	WO1997043214A1 Cerium oxide and zirconium oxide based composition, method of preparation and utilisation in catalysis
11/20/1997	WO1997043042A1 Catalyst compositions of nanoparticulate metal on a refractory support
11/20/1997	WO1997043040A1 Crystalline mesoporous zirconia catalysts having stable tetragonal pore wall structure
11/19/1997	EP0807669A2 Carbon black granulate
11/19/1997	EP0807615A1 Pressed articles of pyrogenically prepared silicon dioxide
11/19/1997	EP0807465A1 Catalyst and process for producing unsaturated aldehyde and unsaturated acid
11/19/1997	EP0807086A1 Process for producing hydrotalcites and their metal oxides
11/19/1997	EP0806984A1 Catalyst carrier
11/19/1997	EP0724480B1 Catalytic process
11/19/1997	CN1165055A Catalyst and process for producing unsaturated aldehyde and unsaturated acid
11/18/1997	US5689798 Method and apparatus for removing undesirable chemical substances from gases, exhaust gases, vapors, and brines
11/18/1997	US5689025 Ethylbenzene production process with ex situ selectivated zeolite catalyst
11/18/1997	US5689008 Catalytic reaction rate enhancement at low temperatures
11/18/1997	US5689000 Process for preparing carboxylic acid salts and catalysts useful in such process
11/18/1997	US5688740 Purification of exhaust gases with platinum group, nickel group catalyst
11/18/1997	US5688736 Sulfiding an olefin and heat treatment
11/13/1997	DE19618129A1 Silica-free, alpha -alumina containing catalyst support
11/12/1997	EP0698074B1 Process for hydrocracking hydrocarbons
11/12/1997	CN1036377C Method for production of alkenyl alkanoate catalysts
11/11/1997	US5686379 Alkoxylation catalyst, process for the preparation of the catalyst and process for preparing alkoxylate with the use of the catalyst
11/11/1997	US5686375 Refractory oxide, molybdenum, phosphorus, underbedded nickel
11/11/1997	US5686372 Destruction of pollutants in fluids such as water
11/11/1997	US5686150 Catalyst formation techniques
11/06/1997	WO1997040933A1 Epoxidation catalyst and process
11/06/1997	WO1997040932A1 Catalyst carrier
11/06/1997	WO1997040931A1 Catalyst for selective aromatization
11/06/1997	WO1997040923A1 Three-way catalyst for treating exhaust gases
11/06/1997	DE19616736A1 Katalysator zur selektiven Aromatisierung A catalyst for selective aromatization
11/05/1997	EP0805146A1 Catalyst supports and catalysts for dehydrocyanation reactions and method of producing the same
11/05/1997	EP0804962A1 Process for the production of mixed oxides powders from deactivated catalysts for the reduction of the NOx concentration in a gas stream
11/05/1997	EP0804679A1 Catalyst
11/05/1997	EP0804393A1 Shape selective hydrocarbon conversion
11/05/1997	EP0804380A1 Method and catalyst for catalytically oxidising a low concentration of h 2?s in a gas to give sulphur
11/05/1997	EP0804290A1 Thermal spray method for adhering a catalytic material to a metallic substrate
11/05/1997	EP0804289A1 Process for preparing silver catalyst
11/05/1997	EP0804286A1 Catalyst, use thereof and process for preparation thereof
11/05/1997	EP0593522B1 Catalyst treatment
11/05/1997	CN1164199A Apparatus and process for activation and reactivation of wet or dry carbon by electrical resistance heating in presence of steam
10/1997
10/30/1997	WO1997040210A1 In situ palladium doping or coating of stainless steel surfaces
10/30/1997	WO1997040086A1 Highly active double metal cyanide catalysts
10/29/1997	EP0803470A1 Process for the preparation of catalytically active coatings for the synthesis of hydrogen cyanide
10/29/1997	EP0582680B1 Demetallization of hydrocarbon conversion catalysts
10/29/1997	CN1036250C Deodouring catalyst body and process for preparing them
10/28/1997	US5681788 Catalysts for the purification of exhaust gas
10/28/1997	US5681787 Method of treating spontaneously combustible catalysts
10/28/1997	US5681473 Membrane separation process
10/27/1997	CA2203728A1 Process for preparing catalytically active coatings for the synthesis of hydrogen cyanide
10/23/1997	WO1997038790A1 A two step gold addition method for preparing a vinyl acetate catalyst
10/22/1997	EP0801972A1 Exhaust emission control catalyst
10/22/1997	EP0643624B1 Method for impregnating catalyst support with platinum
10/21/1997	US5679626 Catalytic sulfurization
10/21/1997	US5679614 Steam reforming catalyst and method of preparation
10/21/1997	US5679313 Ammonia decomposition catalysts
10/21/1997	US5679237 Electrolyzing aqueous solution catholyte containing transition metal compound and sulfonated phosphine
10/16/1997	WO1997037956A1 Process for the manufacture of halogenated propanes containing end-carbon fluorine
10/16/1997	WO1997037766A1 Hydrodemetalation catalyst of hydrocarbon oil and hydrodemetalation method for hydrocarbon oil using the catalyst
10/16/1997	WO1997037758A1 Method of manufacturing a hydrogenation catalyst
10/16/1997	WO1997037752A1 Improved membrane
10/16/1997	DE19614153A1 Verfahren zur Herstellung eines Hydrierungskatalysators A process for preparing a hydrogenation catalyst
10/16/1997	CA2250745A1 Method of manufacturing a hydrogenation catalyst
10/16/1997	CA2249003A1 Improved membrane
10/15/1997	EP0800864A1 Synthesis gas conversion process using a cobalt and titanium containing catalyst
10/15/1997	EP0800508A1 Process for preparing aliphatic alpha,omega-aminonitriles
10/15/1997	EP0800421A1 Method of producing a hydrogenation catalyser
10/15/1997	EP0800420A1 Catalytic oxidation catalyst and method for controlling voc, co and halogenated organic emissions
10/15/1997	EP0695215B1 Process for the manufacture of molecular sieve layers
10/15/1997	CN1162295A Synthetic swelling clay minerals
10/15/1997	CN1162273A Improved process for calcination/activation of V/P/O catalyst
10/15/1997	CN1161883A Production technology for non-rolled catalyst alloy for artificial diamond, and apparatus thereof

1 ... 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 ... 393