Patents for B01J 35 - Catalysts, in general, characterised by their form or physical properties (33,706)
02/1992
02/11/1992US5087599 Nickel/silica catalysts and their preparation
02/11/1992US5087430 Passing through catalyst bed containing oxides of vanadium, molybdenum or tungsten, and titanium, silicon, or zirconium in presence of ammonia
02/09/1992CA2048461A1 Arsenic-resistant composite oxide catalyst and method for producing the same
02/06/1992DE4024734A1 Katalysator fuer den einsatz in heissen abgasen und verfahren zu seiner herstellung Catalyst for the use in exhaust fumes glad and process for its manufacture
02/05/1992EP0469675A1 Hydrodesulphurization process
02/04/1992WO1992002302A1 Catalyst for use in hot exhaust gases and process for making it
02/04/1992US5086031 Pressed parts based on pyrogenically produced silicon dioxide, method of their production and their use
02/04/1992CA2088583A1 Catalytic converter for use in hot exhaust gases and process for making it
02/01/1992WO1992002301A1 Improvements in or relating to catalysts and getter systems
02/01/1992WO1992002300A1 Improvements in or relating to self-gettering catalysts
02/01/1992CA2088150A1 Catalysts and getter systems
02/01/1992CA2088149A1 Self-gettering catalysts
01/1992
01/28/1992US5084361 Catalytic exhaust systems, flat and corrugated steel sheets brazed together
01/25/1992WO1992001492A1 Forming carbon dioxide in multi-phase molten bath
01/25/1992CA2087252A1 Forming carbon dioxide in multi-phase molten bath
01/23/1992DE4111863A1 Hydrogenation of micro- and macro-crystalline paraffin(s) - on catalyst for hydrogenative demetallisation and catalyst for hydrogenation, giving better colour levels
01/22/1992EP0467528A2 Supports for active entities
01/22/1992EP0467192A1 Platinum catalysts on graphite supports and use thereof
01/22/1992EP0467147A1 Filter or catalyst body
01/22/1992EP0467110A1 Catalyst for removing hydrogen from a hydrogen, oxygen and vapour containing atmosphere
01/22/1992EP0466954A1 Catalytic distillation
01/21/1992US5082820 Carrier for gas-treating catalyst, method for production thereof and gas-treating catalyst incorporating said carrier therein
01/21/1992US5082819 Catalyst for catalytic gas phase oxidation of olefins into unsaturated aldehydes and method for making the catalyst
01/21/1992US5082814 Fluidized catalytic cracking, zeolite, clay or silica
01/21/1992US5082647 Production of hydrogen peroxide
01/15/1992EP0466396A1 Supported high silica zeolites
01/15/1992EP0466128A1 Method for producing a cycloolefin
01/14/1992US5081086 Solid phosphoric acid catalyst
01/14/1992US5080953 Honeycomb structural body and method of producing the same
01/14/1992US5080280 Folded sleeve
01/09/1992WO1992000143A1 Granular catalysts having improved mechanical properties, and methods for preparing same
01/09/1992DE4018704A1 Mfr. of rolled and/or coated metallic catalyst substrate - comprises smooth sheet having lengthwise ridge and groove structure, which is stacked and/or rolled and placed in housing
01/08/1992EP0465061A2 Steam reforming catalyst
01/08/1992EP0464633A1 Catalyst and process for producing unsaturated ester
01/07/1992US5079210 Metallic support for exhaust gas purifying catalyst
01/07/1992US5079064 Catalyst supports
01/07/1992US5078971 Deodorizer device
01/03/1992CA2044845A1 Supports for active entities
01/02/1992EP0463654A2 Extrusion die for forming a mini-monolith substrate
12/1991
12/31/1991US5077254 Mordenite-based catalyst containing at least one metal from group viii and its use for isomerizing a c8 aromatic fraction
12/31/1991US5076926 Reducing pore size; impregnation, concentration, precipitation ; catalysts supports
12/31/1991CA1293609C Die for molding honeycomb structures
12/27/1991EP0462593A1 Use of a specific catalyst for purifying exhaust gases from Diesel engines
12/24/1991US5075274 Exhaust gas cleaner
12/24/1991CA1293363C Process and apparatus for making catalyst case
12/18/1991EP0461949A1 Composition containing alumina doped with rare earths and/or alkaline earths and process for its preparation
12/18/1991EP0461452A1 Metal foil catalyst support
12/18/1991EP0461431A1 Cylindrically shaped catalyst and use thereof for the oxychloration of ethylen
12/18/1991EP0461128A1 Heterogeneous catalyst, process for producing it and its use
12/17/1991US5073432 Honeycomb structure and method of producing the same
12/17/1991US5073236 Vertical plates with enclosing, envelope retaining solid catalyst inside; reuse concurrent
12/12/1991WO1991019081A1 Catalytic converters
12/11/1991EP0460542A2 Dual converter engine exhaust system for reducing hydrocarbon emissions
12/11/1991EP0460512A1 Membrane formed of crystalline molecular sieve material
12/11/1991CN1056828A Porous solid phosphoric acid catalyst system and process using same
12/10/1991US5072052 Process for the production of acrolein by catalytic gas-phase oxidation of propene
12/10/1991US5071806 Vanadium tolerant cracking catalyst
12/10/1991US5071516 Electrolytic oxidation and reduction
12/10/1991US5070694 Structure for electrically heatable catalytic core
12/10/1991US5070588 Process for producing ceramic honeycomb structure extrusion dies
12/10/1991CA1292977C2 Oxidation of hydrocarbons with v-zr or v-ti catalyst
12/09/1991CA2043191A1 Dual converter engine exhaust system for reducing hydrocarbon emissions
12/04/1991EP0459534A1 Monolith respectively honeycomb catalyst
12/04/1991EP0459471A1 Method for photosynthesis of organic substances from carbon dioxide and water
12/04/1991EP0459424A1 Process for producing the precursor of a precipitated catalyst for the ammonia synthesis
12/04/1991EP0412103B1 Electrically conductive honeycomb body, process for monitoring it and its use as a support for an exhaust gas catalyst
12/04/1991CN1014986B Ceramic articles having a nonporous core and porous outer layer
12/03/1991US5070064 Controlling particle size distribution of fischer-tropsch cata lyst
12/03/1991US5069794 Semipermeability
12/02/1991CA2043335A1 Method for photosynthesis of organic substances from carbon dioxide and water
11/1991
11/28/1991DE4116904A1 Honeycomb exhaust gas assembly - for incorporation as catalyst substrate in motor vehicle exhaust catalyst
11/27/1991EP0458045A1 Metal carrier matrix for a catalytic reactor
11/27/1991EP0457982A1 Multizone catalytic reforming process with a plurality of catalysts
11/26/1991US5068218 Corrugated sheets of metal layers
11/22/1991WO1991017825A1 Catalytic compositions
11/22/1991CA2082430A1 Catalytic compositions
11/21/1991EP0456919A2 Catalytic converter system
11/19/1991US5066432 Process for manufacturing a ceramic foam body
11/19/1991US5065576 Exhaust gas purifying device for a diesel engine
11/13/1991EP0455661A1 Catalyst
11/12/1991WO1991018398A1 Device for the recombination of hydrogen and oxygen and the use of said device
11/12/1991US5064628 Novel ceric oxides and preparation thereof
11/12/1991US5064609 Hydrogen reducing atmosphere, jigs
11/12/1991US5063769 Metal honeycomb catalyst support having a double taper
11/12/1991CA2082627A1 Device for the recombination of hydrogen and oxygen and the use of said device
11/12/1991CA1291982C Cobalt-molybdenum thin film catalyst
11/06/1991EP0455451A1 Thermal shock resistant ceramic honeycomb structures
11/05/1991US5063029 Resistance adjusting type heater and catalytic converter
11/05/1991US5063007 Process for manufacturing a ceramic foam body
11/05/1991US5062911 Preparation of ceramic honeycomb structure having selectively sealed channels
11/05/1991US5062910 Method of assembling a rigid element in a module, the element having a membrane for separation, filtration or catalytic transformation purposes
11/05/1991CA1291743C Catalyst for removing nitrogen oxides in exhaust gases
10/1991
10/24/1991DE4032610A1 Shape stable hollow catalyst support - formed by metallising lost pattern of convolute shape, used in organic synthesis and flue gas cleaning
10/23/1991EP0452619A1 Pressed titanium dioxide, process for its manufacture and its use
10/23/1991EP0270671B1 Die for molding honeycomb structures
10/22/1991US5059576 Catalyst for removing nitrogen oxides and a process for producing the same
10/22/1991US5059489 Sintered hard porous body; mixture of metals and metal alloys; catalysts; selective leaching; absorption and desorption
10/17/1991WO1991016132A1 Process of vapor phase catalytic hydrogenation of maleic anhydride to gamma-butyrolactone in high conversion and high selectivity using an activated catalyst
10/17/1991CA2080123A1 Process of vapor phase catalytic hydrogenation of maleic anhydride to gamma-butyrolactone in high conversion and high selectivity using an activated catalyst
10/16/1991EP0452125A2 Heater and catalytic converter