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)
10/1998
10/01/1998CA2284883A1 Catalysts with modified molybdenum oxycarbide base prepared from oriented molybdenum and method for producing same
09/1998
09/30/1998EP0867221A2 Process for the preparation of antimonate catalysts for (AMM) oxidation of alkanes and alkenes
09/30/1998EP0759929A4 Oxidation of steroids having allylic groups
09/30/1998CN1194595A Reactive amine catalysts for use in polyurethane polymers
09/30/1998CN1194180A Propene and isobutene ammonia oxidizing catalyst
09/30/1998CN1039994C Process for preparation of 2-alkyl-6-methyl-N-(1'-methoxy-2'-propyl)-aniline and process for preparation of their chloracetanilides
09/29/1998CA2014667C Alkylene oxide catalysts having enhanced activity and/or stability
09/23/1998EP0866046A1 Catalytic process for selective aromatic bromination
09/23/1998CN1193552A Solid ziegler catalyst for olefins and preparation thereof
09/22/1998US5811624 Selective opening of five and six membered rings
09/22/1998US5811616 BF3 gas recovery process
09/22/1998US5811608 Process for oligomer production and saturation
09/22/1998US5811586 Process for manufacturing 1-(3-trifluoromethyl)-phenyl-propan-2-one intermediate in the synthesis of the fenfluramine
09/22/1998US5811575 Process for preparing vinyl-phosphonic acids
09/22/1998CA2114547C A method of presulfurizing a catalyst
09/17/1998WO1998040334A1 Fluorination process
09/17/1998WO1998040162A1 Process for making double metal cyanide catalysts
09/16/1998EP0864564A1 Method for the preparation of alpha-bromolactam derivatives
09/16/1998EP0864532A1 Process for producing of prussic acid and catalyst
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
09/16/1998EP0863861A1 Selective opening of five and six membered rings
09/16/1998EP0863800A1 Process for preparing a catalyst suitable for use in isomerising hydrocarbons, the catalyst thus obtained, and its use
09/16/1998EP0863799A2 Novel photocatalyst, preparation therefor and method for producing hydrogen using the same
09/16/1998CN1193014A Process for preparing alpha-bromine-lactam derivative
09/16/1998CN1192943A Supported solid-acid catalyst for producing butyl acetic ether
09/16/1998CN1192941A Method for recovering catalyst for preparing binary alcohol
09/15/1998US5808169 Process for the preparation of 1,2,4,5-dimethyldiisopropylbenzene
09/15/1998CA2112140C Process for preparing pyromellitic dianhydride
09/15/1998CA2036962C Process for the desilylation of a 4-silyloxy-tetrahydro-pyran-2-one
09/10/1998CA2231631A1 Method for the preparation of .alpha.-bromolactam derivatives
09/09/1998EP0863118A1 Preparation of Brominated Indanes
09/09/1998EP0862947A1 Process for the preparation of DMC catalyst and process for preparing polyetheralcohols
09/09/1998EP0808215B1 Alkylene oxide catalyst and process
09/09/1998EP0759964B1 Stacked bed catalyst system for deep hydrosulfurization
09/09/1998EP0693100B1 Brominated diphenylalkane products and processes
09/09/1998CN1192707A Method for separating palladium catalyst
09/09/1998CN1039709C Process for preparing carboxylic acids
09/08/1998US5804153 Catalytic removal of sulfur dioxide form flue gas
09/06/1998CA2228651A1 Process for preparing two-metal cyanide catalysts
09/03/1998WO1998038265A1 Desulfurization process for removal of refractory organosulfur heterocycles from petroleum streams
09/03/1998WO1998038150A1 Production of terephthalic acid
09/02/1998EP0861881A1 Process for hydrotreating metal-contaminated hydrocarbonaceous feedstocks
09/02/1998EP0861840A1 Aromatic condensation compounds useful as opticaly active building blocks
09/02/1998EP0861805A1 Process for preparing thin film of titanium oxide and photodecomposition catalyst
09/02/1998EP0748318B1 Process for preparing polyfluorooxetanes
09/01/1998US5801277 Solid catalyst for etherification reaction and production process for ether compound using this catalyst
09/01/1998US5801272 Preparation of mixtures of (R)- and (S)-2-(4-alkanoylphenoxy)- or (R)- and (S)-2-(4-aroylphenoxy)propionic esters
09/01/1998US5801117 Comprising supported silver sulfate or silver chloride or silver with sulfuric acid
09/01/1998CA2156607C Production of attrition-resistant catalyst binders through use of delaminated clay
09/01/1998CA2147081C Process for preparing secondary butyl acrylate
08/1998
08/28/1998CA2230605A1 Process for hydrotreating metal-contaminated hydrocarbonaceous feedstocks
08/27/1998WO1998037043A2 Processes for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereof
08/26/1998EP0860436A1 Compounds containing triazine ring
08/26/1998EP0860427A1 Process for the removal of halides from halide containing nitrile mixtures
08/26/1998EP0860421A1 Process for producing cyclic unsaturated aldehydes
08/26/1998EP0860420A1 Process for producing 2-methyl-1,4-benzoquinone
08/26/1998EP0860413A1 Process for producing 1,1,1,3,3-pentafluoropropane
08/26/1998EP0860208A1 Superacid catalyst based on sulfated zirconium oxide, its use for the hydroisomerization of n-paraffins and process for its preparation
08/26/1998CN1191526A Dehydration of primary alcohols
08/26/1998CN1191158A Alkane oxidation catalyst and its preparing method
08/26/1998CN1039575C Compound liquid AlCl3 catalyst and its preparing process
08/19/1998EP0858835A1 Oxidation catalytic system and oxidation process
08/19/1998EP0858440A1 Method for preparing 1,1,1,3,3-pentafluoropropane
08/19/1998EP0690836B1 Carboxylic acid isomerisation method
08/18/1998US5795554 Method for preparing the oxysulfides of rare earth elements
08/18/1998CA2092193C High catalyst process for glucamide detergents
08/18/1998CA2023679C Method for preparing .alpha.-(4-isobutylphenyl)propionic acid or its precursor
08/13/1998WO1998034728A1 Ex-situ presulphided hydrocarbon conversion catalysts
08/13/1998DE19705328A1 Vanadium-containing catalyst for selective oxidation of hydrocarbon
08/13/1998CA2279968A1 Ex-situ presulphided hydrocarbon conversion catalysts
08/12/1998EP0857722A1 Process for the preparation of tocopherylcarboxylic acid esters or tocotrienyl esters by acid catalysed reaction with carboxylic acids
08/12/1998EP0857720A1 Method for the synthesis of deoxypyridinoline
08/11/1998US5792896 In the presence of a sulfolane and hydrofluoric acid catalyst system within a natural circulation reaction
08/11/1998US5792892 Bromination in the presence of aluminum chloride and bromine and chlorine
08/11/1998US5792722 Roasting the catalyst comprising phosphorous-vanadium oxide in humid air results in fast catalyst activation and higher yield
08/11/1998US5792721 Dissolving controlled amounts of oxides, oxoacids or oxoanion salts of vanadium, molybdenum and phosphorus in water to yield controlled hydrogen ion concentrations
08/11/1998US5792719 Supported catalyst for gas-phase oxidation reactions
08/11/1998CA2092182C Catalyzed process for glucamide detergents
08/11/1998CA2064139C Process for preparing pentafluoroethane by hydrogenolysis of chloropentafluoroethane
08/11/1998CA2055281C Process for the preparation of tetrafluoro-1,1,1,2-ethane
08/06/1998WO1998033756A1 Process for the manufacture of 1,1,1,3,3-pentafluoropropane
08/06/1998WO1998033755A1 The catalytic manufacture of pentafluoropropenes
08/05/1998CN1189828A Process for producing isochroman compounds
08/05/1998CN1189526A Process for transforming gas oil cut to produce dearomatised and desulphurised fuel with high cetane number
08/05/1998CN1189495A Process for preparing Alpha-tocopherol or Alpha-tocopheryl acetate
08/04/1998US5789637 Process for the hydrogenation of aromatic compounds comprising chlorine injection, using catalysts based on a noble metal
08/04/1998US5789626 Highly active double metal cyanide catalysts
08/04/1998US5789621 Preparation of amines and aminonitriles
08/04/1998US5789596 Process for the preparation of 1-acyl-4-arylpiperidines
08/04/1998US5789335 Polymerization, isomerization, alkylation, and cracking catalysts; free of titanium, hafnium, zirconium, and vanadium ziegler components
07/1998
07/30/1998WO1998032737A1 Processes for producing 3-cyanopyridine from 2-methyl-1,5-pentanediamine
07/30/1998WO1998032729A1 Alicyclic polyamines and process for the preparation thereof
07/30/1998WO1998032723A1 3-hydroxymethylcycloalkanols and process for producing them
07/29/1998EP0855217A1 Mesoporous crystalline composition with a high surface area of a tetravalent metal which can be used as catalyst
07/29/1998EP0855216A1 Bulk sulfide-containing catalyst and use thereof for the hydrorefining and hydrocracking of hydrocarbons
07/29/1998EP0854858A1 Ethylenically unsaturated organic compound hydrocyanation method
07/29/1998EP0701547B1 The preparation of mixtures of (r)- and (s)-2-(4-alkanoylphenoxy)- or (r)- and (s)-2-(4-aroylphenoxy)propionic esters
07/29/1998EP0690834B1 Method for preparing 1,1-dichloro-1-fluoroethane
07/29/1998CN1189108A Iron sulfides and process for producing the same