Patents
Patents for B01J 27 - Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds (30,090)
08/1999
08/10/1999US5935539 Feeding to combusting exhaust gas a mixture comprising a solid peroxide compound and at least one compound selected from the group consisting of alkali metal carbonates, alkali metal bicarbonates, heating to interact with the gas
08/10/1999CA2004624C Process for preparing hydroxyalkyl esters
08/05/1999WO1999038836A1 Processes for preparing oxygenates and catalysts therefor
08/05/1999WO1999038822A1 Process for the synthesis of chemical industrial feedstock and high-octane fuel, and high-octane fuel composition
08/05/1999DE19804839A1 Catalyst for the ammoxidation of aromatics, especially methyl-aromatics or methyl-heteroaromatics to nitrile compounds
08/05/1999CA2319152A1 Processes for preparing oxygenates and catalysts therefor
08/04/1999EP0933374A1 Improved method for preparing unsaturated cyclic ethers
08/04/1999EP0932445A1 Double metal cyanide catalysts containing functionalized polymers
08/03/1999USH1800 Method of oxychlorination utilizing split feeds
08/03/1999US5932776 Continuous process of fluorination of perchloroethylene or pentachloroethane
08/03/1999US5932753 Oxidating m-cresol in presence of a copper halide catalyst in mixed solvents of ketone and acetonitrile
08/03/1999US5932746 Vanadium catalysts and their precursors
08/03/1999US5932511 Perfluorinated ion-exchange microcomposite catalysts modified with Lewis acid
08/03/1999CA2093608C Process for the preparation of chloro-fluoro-butenes
08/03/1999CA2036220C Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-chloro-1,1,1,3,3,3-hexafluoropropane
08/03/1999CA2024590C Catalytic oxidation of hydroxy containing aromatic compounds
07/1999
07/29/1999WO1999037397A1 Catalyst carrier carrying nickel, aluminium, lanthanum and a precious metal element
07/29/1999DE19803076A1 Preparation of 3-isochromanone derivatives from a 1,3-dihydrobenzofuran, useful as intermediates for pharmaceuticals and plant protection agents, e.g. fungicides and pesticides
07/28/1999EP0931785A1 Method for the preparation of lower and higher alkali metal alcoholates, particularly potassium tertiary butylate, by microheterogenous catalysis
07/28/1999EP0931587A1 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane
07/28/1999EP0931053A1 Process for the preparation of substituted aromatic amino compounds
07/28/1999EP0931048A1 Process for producing a catalytically active multimetal oxide material
07/28/1999EP0930939A1 NOVEL ZnS PHOTOCATALYST, PREPARATION THEREFOR AND METHOD FOR PRODUCING HYDROGEN BY USE OF THE SAME
07/28/1999EP0703993B1 Method for treatment of residues from organochlorosilane and/or chlorosilansynthesis
07/28/1999CN1223903A Improved catalyst for manufacture of acrylonitrile and hydrogen cyanide
07/28/1999CN1044338C Catalyst for preparing cyanopyridine by ammoxidation of alkyl-pyridine and its use
07/27/1999US5929293 Process for the preparation of fluoroolefins
07/27/1999US5929269 Reacting organosilicon compound having hydrosilane group with acetylene in gas/liquid phase in presence of addition catalyst
07/27/1999US5929256 Selective production of maleic anhydride
07/27/1999US5929251 Reacting n-hydroxy-succinimide with carboxylic acid and a halophosphoric acid ester in presence of a base in a diluent to form a reaction mixture containing carboxylic acid succinimidyl ester, then reacting with a acylating agent
07/27/1999US5928984 Uniformly coating a dispersion of a platinum group metal and a nitride of aluminum, boron, titanium and/or silicon in a vaporizable carrier; evaporation, heating in ammonia or nitrogen; reacting a hydrocarbon, e.g. methane, and ammonia
07/27/1999US5928983 Precipitating highly dispersed metal carboxylic salts on a metal oxide support by reacting oxidant, a metal salt and an oxidzible alcohol, ketone or aldehyde; heating to reduce to metallic form; catalytic selectivity to methane
07/27/1999US5928499 Catalytic hydrotreatment of petroleum feedstock using group viii/group vib mixed oxide having no or low phosphorus content on alumina or aluminum silicate support; by-product inhibition
07/27/1999CA2176199C Process for preparing substituted phenols
07/22/1999WO1999036395A2 Preparation of n-phenyl-benzoquinoneimine from hydroxydiphenylamines
07/22/1999WO1999036174A1 Sulfide catalysts for reducing so2 to elemental sulfur
07/22/1999CA2318457A1 Preparation of n-phenyl-benzoquinoneimine from hydroxydiphenylamines
07/21/1999EP0930290A1 Organotin catalysed transesterification
07/21/1999EP0929539A1 Propylene oxide process using mixed precious metal catalyst supported on alkaline earth metal carbonate
07/21/1999EP0929505A1 Process for preparing alkyne diols or mixtures of alkyne diols with alkyne monools
07/21/1999EP0918780A4 Process to prepare aryldiphosphoric esters
07/21/1999CN1223623A Phosgene manufacturing process
07/21/1999CN1044229C Process for the purification of 1,1,1,2-tetrafluoroethane
07/21/1999CN1044227C Production of difluoromethane
07/20/1999US5925801 Reacting isobutane and butylenes using metal complex acid catalyst dispersed on surface of porous matrix yields trimethylpentanes, catalyst regeneration by solvent extraction, efficiency
07/20/1999US5925589 Process for the manufacture of a support for olefin polymerization catalysts and process for the polymerization of olefins
07/20/1999CA2092355C Isoparaffin-olefin alkylation
07/20/1999CA2027323C Process for preparing catalysts for producing methacrylic acid
07/20/1999CA2009772C Direct fluorination of fluoro-.beta.-sultones in order to produce the corresponding fluorooxy-fluorosulfonyl- fluorocompounds
07/20/1999CA1340663C Preparation of 3-(3,4,5,6,-tetrahydrophthalimido)-benzaldehydes
07/15/1999WO1999034918A1 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane
07/15/1999CA2317580A1 Catalyst, process for its preparation, and its use in the synthesis of 1,2-dichloroethane
07/14/1999EP0928632A2 Synthesis of a linear phosphonitrilic chloride catalyst
07/14/1999EP0928325A1 Hydrotreating process
07/14/1999EP0758336B1 Process for the preparation of 1-(3-trialkylsilylphenyl)-2,2,2-trifluoromethyl ethanone derivatives
07/14/1999CN1222407A Preparation of solid phosphoric acid catalyst
07/14/1999CN1222406A Prep. of catalyst for inversion reaction of organic compound
07/14/1999CN1044095C Process for regeneration of fluorination catalyst
07/14/1999CN1044094C Catalyst for changing methone into high-level hydrocarbon and use thereof
07/13/1999US5922916 Process to chloroketoamines using carbamates
07/13/1999US5922639 Catalyst containing alumina
07/13/1999US5922637 Reducing solid pentavalent vanadium compound suspended in organic solvent and refluxing in the presence of added phosphorous compound, followed by addition water, desolventizing, drying, roasting
07/13/1999US5922636 Oligomerization of olefins in the presence of aromatics, paraffins, and naphthenes from refinery distillate streams using a catalyst of at least one aluminum halide and a group 4b tetraalkoxide
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
07/13/1999CA2168387C Alkyne hydrogenation catalyst and process
07/13/1999CA2086575C Method for reducing emissions when burning nitrogen containing fuels
07/08/1999WO1999033937A1 Method of isomerizing light hydrocarbon oil
07/08/1999WO1999033778A1 Production of formaldehyde using carbon oxides, hydrogen and h2s
07/08/1999WO1999033748A1 Method and catalyst for direct sulphur oxidation of h2s contained in a gas
07/08/1999WO1999033566A1 Photocatalyst powder for environmental purification, polymer composition containing the powder and molded article thereof, and processes for producing these
07/08/1999CA2316987A1 Process for isomerizing light hydrocarbon oil
07/08/1999CA2316810A1 Production of formaldehyde using carbon oxides, hydrogen and h2s
07/07/1999EP0927576A2 Synthesis of a linear phosphonitrilic chloride catalyst
07/07/1999EP0927157A1 Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine
07/07/1999CN1222182A Process for prepn. of lubricating base oils
07/07/1999CN1222150A Process for preparing 3-isochromanone
07/07/1999CN1221732A Preparation of dialkyl carbonate
07/06/1999US5919994 Catalytic fluorination
07/06/1999US5919993 Method for preparing halogenated butene and butane
07/06/1999US5919930 Process for cross-coupling aromatic boron compounds with aromatic halogen compounds or perfluoroalkylsulfonates
07/06/1999US5919924 Process for preparing 3-halogenated cephem derivative
07/06/1999US5919728 Catalyst for the fluorination of halogenated hydrocarbons
07/06/1999US5919725 Heteropoly salts or acid salts deposited in the interior of porous supports
07/06/1999US5919724 Improved resistance to surface area loss through thermal degradation. monomer is polymerized to form polymer coated metal oxide particles. thereafter, the polymer coated particles are treated with a phosphorus-containing acid or
06/1999
06/30/1999EP0926135A2 Processes for producing alpha-aminonitrile derivatives and alpha-amino acids
06/30/1999EP0926134A2 Processes for producing alpha-cyanohydrin esters and alpha-hydroxy acids
06/30/1999EP0926127A1 Process for the preparation of acyclic alpha,beta-dicarbonyl compounds
06/30/1999EP0925830A1 Solid acid catalyst and process for preparing the same
06/30/1999EP0646045B1 High performance vpo catalyst and process of preparation thereof
06/30/1999EP0595987B1 Hydrocracking with ultra large pore size catalysts
06/30/1999CN1221399A Industrial process for heterogeneously catalytic gas-phase oxidation of propane to form acroleine
06/30/1999CN1043885C Herbicidal pyrimidine derivatives, process for preparation thereof and their use as herbicide
06/29/1999US5917098 Addition of carbon tetrachloride to 2-chloropropene in presence of cuprous chloride and mono, di or trialkyl or cylcohexylamine to form 1,1,1,3,3-pentachlorobutane, fluorinating the product with hydrogen fluoride
06/29/1999US5917089 Process for the carbonylation of an alcohol and/or a reactive derivative thereof
06/29/1999US5917083 Reacting an isocyanate group containing oxadiazinetrione compound with an primary alcohol
06/29/1999US5917079 Process for synthesizing benzoic acids
06/29/1999US5917049 Process for the preparation of dicarboxylic acids
06/29/1999US5916993 Synthesis of a linear phosphonitrilic chloride catalyst
06/29/1999CA2044161C Process for improved sulfure production from sulfure production unit using acid gas containing hydrogen sulfide
06/24/1999DE19757708A1 Selective production of alkylene glycol from alkylene oxide(s) for the production of polymers and as antifreeze or de-icing agents, etc.