Patents for B01J 35 - Catalysts, in general, characterised by their form or physical properties (33,706)
06/1994
06/28/1994US5324878 Process for catalytic dimerization of isobutene
06/28/1994US5323608 Exhaust purifying device
06/28/1994CA2005411C Catalytic composite for purifying exhaust gases and a method for preparing the same
06/23/1994WO1994013939A1 Catalytic converter with two or more honeycomb elements inside a tubular shealth, and a method of manufacturing it
06/23/1994WO1994013937A1 Catalytic converter unit for motor exhausts
06/23/1994WO1994013755A1 Composition for passivating vanadium in catalytic cracking and preparation thereof
06/23/1994WO1994013399A1 Catalyst carrier and process for producing the same
06/23/1994DE4243500A1 Catalyst insert, esp. for cleaning engine exhaust gases
06/22/1994EP0602865A1 Catalyst
06/22/1994EP0602063A1 High-length monobloc honeycomb structure
06/21/1994US5322829 Resid hydrotreating catalyst and process
06/21/1994US5322821 Porous ceramic beads
06/21/1994US5322672 Electrically conductive honeycomb body, and method of monitoring and operating it as an exhaust gas catalyst carrier body
06/21/1994US5322671 Multi-chambered; one surface adapted for deposition of metal catalyst
06/21/1994US5322616 Using catalyst of group 8 metal oxide and molybdenum oxide on porous alumina support containing lithium oxide
06/16/1994DE4342652A1 Honigwabenförmige Heizeinrichtung Honey honeycomb heater
06/16/1994DE4339025A1 Catalytic purificn. of polluted air - using element with absorbent portion and catalytic combustion portion.
06/16/1994DE4242099A1 Appts., esp. gas turbine appts. - having coating on its operating parts in contact with fuel gas or waste gas to reduce pollutant emissions
06/15/1994EP0601722A1 Catalysts for hydrotreating hydrocarbon oils and methods of preparing the same
06/15/1994EP0601453A2 Process for the preparation of aluminium oxide particles, aluminium oxide powder obtained according to this process and the use of this powder
06/15/1994EP0483256B1 Honeycomb body with internal flow-conducting surfaces, in particular catalyst body for motor vehicles
06/14/1994US5321163 Multi-purpose catalytic distillation column and eterification process using same
06/14/1994US5321105 Polymerization process using a bimodal silica gel as a catalyst support
06/14/1994US5321102 Molecular engineering of porous silica using aryl templates
06/14/1994US5320743 Supports, group 8 metal oxide-molybdenum oxide catalyst
06/14/1994US5320089 Heatable appliance for personal use
06/14/1994US5319929 Catalytic converter system
06/11/1994CA2110961A1 Process for preparing aluminum oxide particles, an aluminum oxide powder prepared according to this process, as well as its use
06/09/1994WO1994012593A1 Catalytic aromatic saturation in the presence of halide
06/09/1994WO1994012545A1 Process for the preparation of a graft copolymer bound catalyst
06/09/1994DE4240558A1 Photo-catalytic purificn. of gases and brines in a closed chamber - comprising using supported catalysts e.g. titanium di:oxide and palladium or platinum regenerated by washing and short wave light source
06/07/1994CA1330075C Amphora-type particulate catalyst-support and a method for the preparation of an amphora-type particulate catalyst-support
06/01/1994EP0599717A1 Aggregate of cristallites of cerium oxide, process for obtaining it and use in the reduction of combustion residues
06/01/1994EP0599618A1 Internal passive water recombiner/hydrogen peroxide decomposer for a boiling water reactor
06/01/1994EP0569400B1 Honeycomb body with non-uniform electric heating
06/01/1994CN1087290A Multimetal oxide compositions
06/01/1994CN1087289A Method for preparing macropore alumina supporter
05/1994
05/31/1994US5316996 Compound oxide catalyst carrier, method of producing the same and method of treating heavy oil with the same
05/31/1994US5316738 Shells and ceramic poisoning prevention material with catalyst
05/26/1994DE4339447A1 Catalytic converter honeycomb structure - includes passages having thicker outer walls than walls at inner walls in curved section to give uniform fluid velocity
05/26/1994DE4339446A1 Radial honeycomb passages have thicker outer walls than walls on inner radial sections - providing uniform fluid velocity through the passages
05/25/1994EP0598464A1 Aluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereof
05/24/1994US5314854 Stable, high-yield reforming catalyst
05/18/1994EP0597237A2 Process for computer controlled frontal alternating closure of channels of a honeycomb body monolith for exhaust gas purifiers of combustion engines
05/17/1994US5312694 Material for catalyzer for purification of exhaust gas and catalyzer using such a material
05/11/1994WO1994010263A1 Process for the preparation of lubricating base oils
05/11/1994WO1994009903A1 Catalytic converter with metal monolith having an integral catalyst
05/11/1994WO1994009901A1 Catalyst element, reactor comprising such catalyst element, die for producing such catalyst element, and method for the hydrogenating conversion of an oil
05/11/1994DE4228266A1 Exhaust gas catalyst converter - based on foils coated and joined by sintered cellular coating
05/11/1994CA2148686A1 Catalyst element, reactor comprising such catalyst element, die for producing such catalyst element, and method for the hydrogenating conversion of an oil
05/04/1994EP0595235A1 Ceramic sheet with catalyst and its manufacturing method
05/04/1994EP0595078A2 Titandioxide mixed oxide prepared by flame hydrolysis, process for its preparation and its use
05/04/1994CN1086248A Process for the preparation of lubricating base oils
05/03/1994CA1329191C Silver-deposited catalyst for production of ethylene oxide
04/1994
04/28/1994WO1994009063A1 Pore-size selective modification of porous materials
04/27/1994EP0593646A1 High productivity process for the production of maleic anhydride
04/27/1994EP0593458A1 Process of vapor phase catalytic hydrogenation of maleic anhydride to gamma-butyrolactone in high conversion and high selectivity using an activated catalyst.
04/27/1994CN1086001A Metal honeycomb body of intertwined sheet-metal layers and method for its production
04/26/1994US5306845 Method for producing an aldehyde
04/26/1994US5306470 Conical microlith catalytic reaction system
04/21/1994DE4234931A1 Catalytic converter for automotive and other fossil fuel applications - has roughened gas passage surfaces to disrupt laminar gas flow and maximising gas contact with catalytic material
04/21/1994DE4234671A1 Mfg. networks of nano:crystals and nano:crystal mixtures with loose structures - by means of a generating process e.g. Pfund's process, useful as elements for sensors, thermoelectric converters etc.
04/20/1994EP0592667A1 Highly heat resistant metallic carrier for automobile catalyst
04/19/1994US5304692 Catalyst composition for disproportionation of olefins and process for disproportionation of olefins using the same
04/19/1994US5304351 Semi-oval shaped carrier having excellent thermal stress resistance and thermal fatigue resistance for automobile exhaust gas-purifying catalyst
04/14/1994DE4244712A1 Coating dispersion for mfr. of catalyst carrier - comprises aq. dispersion of temp. resistant carrier materials as solids
04/14/1994DE4234436A1 Retro:fitted catalytic converter for motor vehicles - with casing filled with ceramic spheres coated with chromium@ and precious metal
04/13/1994EP0591938A1 New supporting material for catalysts and the like for use at high temperatures
04/13/1994EP0591689A1 Metallic carrier for catalyst with a matrix of metal strips coated with catalyst, said matrix being welded within a tubular casing
04/13/1994EP0591572A1 Catalyst granules, in particular for the oxidative dehydrogenation of methanol in order to yield formaldehyde
04/13/1994CN1085124A Catalyst granules, in particular for the oxidative dehydrogenation of methanol in order to yield formaldehyde
04/12/1994US5302569 Copper/zinc oxide/aluminum oxide-containing catalysts
04/12/1994US5302558 Porous sepiolite, process for producing same and adsorptive decomposition catalyst composition utilizing such porous sepiolite
04/12/1994US5302355 Exhaust purifying device and method of producing the same
04/12/1994CA1328336C Process of producing composite materials consisting of sheet metal plates, metal strips and foils having a skeleton surface structure and use of the composite materials
04/06/1994EP0590894A1 Hydroconversion process
04/06/1994EP0590714A1 Process for preparing an effective catalyst for n-paraffins hydroisomerization
04/06/1994EP0590596A1 Metal catalyst carrier for exhaust gas purification
04/06/1994EP0590202A1 Process and device for removing undesirable chemical compounds from gases, exhaust gases, vapors and brines
04/06/1994EP0590171A1 Honeycomb structure for purifying exhaust gas and method of manufacturing same
04/06/1994CN1024135C Hydrodementalation and hydrodesulfurization using catalyst of specified macroporosity
04/06/1994CA2107654A1 Catalytic converter with a metal carrier comprising a matrix of catalytically coated metal strips welded into a jacket tube
04/05/1994US5301217 Device for the recombination of hydrogen and oxygen and nuclear power plant using the device
04/05/1994US5300472 Catalyst for selective reduction of nitrous oxides with ammonia
04/05/1994US5300469 Composition for passivating vanadium in catalytic cracking and preparation thereof
04/05/1994US5300269 Catalytic decomposition of dinitrogen monoxide which is pure or present in gas mixtures
04/05/1994US5300217 Hydroprocess utilizing a delta alumina-supported nickel and molybdenum catalyst
04/05/1994US5300214 Method for the hydroprocessing of hydrocarbons
03/1994
03/31/1994DE4232496A1 New polyamideimide(s) - used for prodn. of gas-sepn. membranes and membranes contg. dispersed, catalytically active particles of metals, oxide(s), etc
03/30/1994EP0542775B1 Monolithic metal honeycomb body with varying number of channels
03/29/1994US5298665 Decomposing alkyl hydroperoxide in solvent in presence of catalytic metal compound immobilized on a carrier
03/29/1994US5298233 Method and system for oxidizing hydrogen- and carbon-containing feed in a molten bath of immiscible metals
03/23/1994CN1084102A Catalyst, carriers
03/22/1994US5296423 Cordierite substrates
03/22/1994US5296198 Heater and catalytic converter
03/22/1994US5296106 Dispersing reaction enhancer in fluidic medium, electrifying preactivation mixture to ionic equilibrium, dispersing reactant, electrifying, collecting product
03/18/1994CA2106259A1 Hydrocarbon conversion catalysts
03/17/1994WO1994005424A1 Catalyst and method for manufacturing the same
03/17/1994DE4230553A1 Catalyst with nickel aluminium spinel carrier for dehydrohalogenation - of halo-hydro-carbon cpds. e.g. chloro-benzene, with high activity, selectivity and stability, which is easy and economical to produce.
03/16/1994EP0587074A1 Device for mixing and swirling gases and liquids, especially for catalysts of motor vehicles