Patents for B01J 33 - Protection of catalysts, e.g. by coating (1,555)
09/2000
09/07/2000DE19909177A1 Katalysator zur Hydrierung funktioneller Gruppen und Verfahren zu seiner Herstellung A catalyst for hydrogenating functional groups and methods for its preparation
09/07/2000DE19909175A1 Verfahren zur Passivierung pyrophorer Katalysatoren Method for passivating pyrophoric catalysts
08/2000
08/30/2000CN1264621A Catalyst for prodn. of vinyl acetate by using fluidized bed
08/15/2000US6103363 Glass-, ceramic- or vitroceramic-based substrate provided on at least part of at least one of its faces with a coating with a photocatalytic property containing at least partially crystalline titanium oxide
08/15/2000US6101714 Method of making a catalytic converter for use in an internal combustion engine
08/08/2000US6099695 ZnO-Pd composite catalyst and production method thereof
08/01/2000US6096278 Air purification by compression then catalytic oxidation and/or reduction of carbon monoxide, hydrogen, methane, sulfur dioxide, nitrogen oxides or halogen compounds and cooling yields pure nitrogen and oxygen
07/2000
07/25/2000US6093309 Method of treating spontaneously combustible catalysts
07/04/2000US6083467 Exhaust gas purifying catalyst and process for producing the same
06/2000
06/29/2000WO2000037781A1 A catalytic converter for use in an internal combustion engine and a method of making
06/28/2000EP1013603A1 Process for catalytical steam reforming of a hydrocarbon feedstock
06/22/2000WO2000036684A1 Improved catalyst design for vrla batteries
06/22/2000WO2000036284A1 Mounting mat for mounting an exhaust-gas catalytic converter
06/20/2000US6077807 Method of treating spontaneously combustible catalysts
06/14/2000EP1008385A2 Fluid bed vinyl acetate catalyst
06/14/2000CN1256171A Off-site presulphidation in the presence of hydrocarbon molecular
06/06/2000US6072064 Process for the interesterification of triglycerides
05/2000
05/25/2000WO2000029108A1 Attrition resistant thin film catalyst and method of preparation
05/17/2000EP1000653A2 Exhaust gas purifying apparatus
05/09/2000US6059956 Sulfurization; passivation
04/2000
04/19/2000EP0993868A1 Ex-situ presulfiding in the presence of a hydrocarbon
04/12/2000EP0992276A1 Exhaust gas purifying catalyst
04/12/2000CN1250215A Combustible degasing device
04/12/2000CN1249963A Catalyst and method for purifying mass flow
03/2000
03/23/2000WO2000015333A1 Process for removing ionizable species from catalyst surface to improve catalytic properties
03/23/2000WO2000015332A1 Reactivation of cs-promoted, ag catalysts for the selective epoxidation of butadiene to 3,4-epoxy-1-butene
03/09/2000WO2000012878A1 Method for the production of a catalytic converter housing using a winding-tensioning technique
03/09/2000DE19840372A1 Katalysator und Verfahren zur Reinigung von Stoffströmen Catalyst and process for the purification of gas streams
03/08/2000EP0983794A1 Catalyst and process for purifying material flows
03/04/2000CA2281239A1 Catalyst and process for purifying streams of materials
03/02/2000DE19838750A1 Verfahren zur Herstellung eines Katalysatorgehäuse mittels Wickel-/Spanntechnik A method for producing a catalytic converter housing by means of winding / clamping technique
02/2000
02/10/2000WO2000006301A1 Multilayered catalyst and method for preparation thereof
02/10/2000WO2000006295A1 Method and apparatus for obtaining enhanced production rate of thermal chemical reactions
12/1999
12/28/1999CA2089397C A coating dispersion for exhaust gas catalysts
12/22/1999EP0965735A2 Thin-walled honeycomb structure and method for reinforcing the same
12/02/1999DE19923478A1 Engine exhaust gas purification apparatus
11/1999
11/23/1999US5990037 Sulfided, or presulfurized catalyst prepared by heat treating a sulfur-containing catalyst with an oxygen-containing hydrocarbon to fix the sulfur onto the catalyst, reducing its tendency to self-heat without a decrease in activity
11/17/1999CN1235067A Magnet-separative photocatalyst with multi-layer dressing and manufacture thereof
11/17/1999CN1046433C 催化剂载体 Catalyst carrier
11/16/1999US5985220 Metal foil having reduced permanent thermal expansion for use in a catalyst assembly, and a method of making the same
10/1999
10/27/1999EP0951522A1 Method of removing reactive metal from a metal-coated reactor system
10/27/1999EP0951358A1 A metal foil having reduced permanent thermal expansion for use in a catalyst assembly, and a method of making the same
10/26/1999US5972828 Method of manufacturing catalyst for cleaning exhaust gas released from internal combustion engine, and catalyst for the same
10/14/1999DE19915590A1 Activation of catalyst containing group VIII metal for isomerization of 8 carbon aromatic compounds
09/1999
09/29/1999EP0945178A1 Exhaust emission control catalyst for diesel engines
09/16/1999WO1999046028A1 Support element for fragile structures such as catalytic converters
08/1999
08/26/1999WO1999042214A1 Process for producing hydrocarbons from a synthesis gas, and catalysts therefor
08/26/1999WO1999042202A1 Exhaust gas catalyst for two-stroke engines
08/26/1999CA2320914A1 Process for producing hydrocarbons from a synthesis gas, and catalysts therefor
08/25/1999EP0937500A1 Denitration catalyst, process for preparing the same, and exhaust gas purification method
08/04/1999EP0933333A1 Use of a supported catalyst
07/1999
07/29/1999DE19800926A1 Honeycomb structure for a motor exhaust gas cleaning system
07/27/1999US5928985 Copper catalysts
07/22/1999WO1999036682A1 Honeycomb arrangement with an intermediate layer containing at least one metal foil
07/13/1999US5922295 A catalytic exhaust gas system of a gasoline internal combustion engine comprising a trap absorbing nitrogen oxides when an air/fuel ratio of exhaust gas is lean, releasing absorbed nitrogen oxides when oxygen is lower
07/06/1999CA2157220C Desulfurization method for catalytically cracked gasoline
07/01/1999WO1999032215A1 Method of making a catalytic converter
06/1999
06/17/1999WO1999029423A1 Polybetaine stabilized platinum nanoparticles, method for the production thereof and utilization for fuel-cell catalysts
06/10/1999DE19754304A1 Polybetain-stabilisierte Platin-Nanopartikel, Verfahren zu ihrer Herstellung und Verwendung für Elektrokatalysatoren in Brennstoffzellen Polybetaine-stabilized platinum nanoparticles, a process for their preparation and use for electrocatalysts in fuel cells
06/08/1999US5910466 Thermal stability, resistant to sulfur dioxide poisoning; at least one noble metal entrapped in complex oxide crystals including alkaline earth metal oxides and at least one of iron, nickel or cobalt on a catalyst support
04/1999
04/14/1999EP0908224A1 Process for the removal of lower hydrocarbons in exhaust gas
04/14/1999CN1214055A Stable metallocene catalyst systems
04/14/1999CN1213643A Process for removing hydrogen and/or carbon monoxide from air stream
04/07/1999EP0906779A1 Process and apparatus for eliminating carbon monoxide and/or hydrogen from an air stream
03/1999
03/18/1999WO1999013204A2 Method of manufacturing catalytic converter
02/1999
02/24/1999EP0897748A1 Catalysts protection by a protective coating
01/1999
01/27/1999CN1041805C Coating dispersion for exhaust gas catalysts
01/26/1999US5863855 Two layered structure, upper layer containing atleast one component selected from silica, alumina, zirconia, titania, zsm-5, silicates and metallosilicates, second layer contains titania as main component; uses catalytical hydrogenation
01/21/1999WO1999002262A1 Denitration catalyst, process for preparing the same, and exhaust gas purification method
01/07/1999EP0888807A1 Process and device for the treatment of gas streams
12/1998
12/23/1998EP0885248A1 Stable metallocene catalyst systems
12/22/1998US5851378 Hydrocracking catalyst comprising coated cracking component particles
12/01/1998US5843390 Method of using a catalytic filter
09/1998
09/29/1998US5814285 Poisoning-preventive layer-possessing support, poisoning-resistant catalyst, exhaust gas converter device, and poisoning-preventive gasoline composition
09/22/1998US5811064 Poisoning resistant catalyst for exhaust gas converters
09/16/1998EP0864354A1 Sulphur resistant lean-NOx catalyst for treating diesel emissions
09/16/1998EP0864353A1 Sulfur-resistant nox traps containing tungstophosphoric acid and precious metal
08/1998
08/12/1998EP0857511A2 Exhaust gas purifying catalyst
08/06/1998DE19804587A1 Catalyst for purifying vehicle exhaust gases
07/1998
07/29/1998EP0854751A1 Catalytic filter material and method of making same
07/16/1998WO1998030656A1 Method of removing reactive metal from a metal-coated reactor system
07/01/1998EP0850204A1 Photocatalytic coating substrate
04/1998
04/16/1998DE19743194A1 Exhaust gas cleaning catalyst especially for lean-burn engine
04/15/1998EP0762935B1 Fcc catalyst comprising coated zeolite particles
04/09/1998WO1998014273A1 A metal foil having reduced permanent thermal expansion for use in a catalyst assembly, and a method of making the same
03/1998
03/04/1998EP0826419A1 ZnO-Pd composite catalyst and production method therefor
02/1998
02/19/1998WO1998006492A1 Exhaust emission control catalyst for diesel engines
10/1997
10/28/1997US5681787 Method of treating spontaneously combustible catalysts
09/1997
09/12/1997WO1997032906A1 Stable metallocene catalyst systems
09/12/1997CA2243519A1 Stable metallocene catalyst systems
06/1997
06/18/1997EP0696937B1 A method of treating spontaneously combustible catalysts
05/1997
05/14/1997CN1149842A FCC catalyst comprising coated zeolite particles
04/1997
04/29/1997CA2058485C Silver-containing ethylene oxide catalyst carrier
04/23/1997EP0769321A1 Nitrogen oxide removing catalysts
04/15/1997US5620669 Coherent catalytic filter material of multiple fibers of fibrillated polymer having catalytic particles attached to nodes and fibrils and sheet of microporous membrane mounted on one side, forming barrier isolating particles in fluid
03/1997
03/20/1997WO1997010186A1 Photocatalytic coating substrate
03/19/1997EP0762936A1 Hydrocracking catalyst comprising coated craking component particles
03/19/1997EP0762935A1 Fcc catalyst comprising coated zeolite particles
03/12/1997EP0761308A1 Shell catalyst for instationary reactions
02/1997
02/27/1997WO1997006877A1 Catalytic filter material and method of making same
1 ... 3 4 5 6 7 8 9 10 11 12 13 14 15 16