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)
05/1993
05/05/1993EP0539878A2 Method for production of phthalic anhydride by vapor-phase oxidation of mixture of ortho-xylene with naphthalene
05/05/1993EP0539765A1 Process for the preparation of 2,4-dichlorofluorobenzene
05/05/1993EP0539370A1 Process for sulfating unsaturated alcohols.
05/05/1993CN1071606A Process for reactivation of water-soluble hydroformylation catalysts
05/05/1993CN1020453C Process for producing maleic anhydride
05/05/1993CN1020418C Dehydrogenation catalyst, process for its preparation and its use in producing linear olefins from linear paraffins
05/05/1993CA2080565A1 Process for oligomerizing olefins using sulfate-activated group iv oxides
05/04/1993US5208399 Oxychlorination of Propylene
05/04/1993US5208371 Oxidation of isobutylene or tert-butanol using molybdenum, tungsten, bismuth, iron, antimony, chromium, and silicon oxide containing catalyst
05/04/1993US5208195 Phosphoric acid treated clay and silica gel
05/04/1993CA1317312C Process for the preparation of aromatic dialkylamines
05/04/1993CA1317304C Method for the production of tertiary-alkyldimethylhalosilane
05/04/1993CA1317277C Process for the preparation of hydrotreating catalysts from hydrogels
05/04/1993CA1317276C Process for the preparation of hydrotreating catalysts from hydrogels
04/1993
04/29/1993WO1993008146A1 Process for the manufacture of 1,1,1,2-tetrafluoroethane
04/28/1993EP0539277A1 Use of a catalyst for paraffins alkylation
04/28/1993EP0539243A2 Process for introducing a carboxyl group to an aromatic carboxylic acid or a derivative thereof
04/28/1993EP0538837A1 Polychlorodipyridoimidazolium compounds and their use in the preparation of pentachloropyridine
04/28/1993EP0538826A2 Process for producing ethyl acetate
04/28/1993EP0538676A1 Process for the preparation of dialkyle carbonates
04/28/1993CN1071348A Process for regeneration of fluorination catalyst
04/27/1993US5206443 Alkanediol bisacetals
04/27/1993US5206441 High rate process for preparation of cyclohexanol and cyclohexanone
04/27/1993US5206431 Process for producing methacrylic acid
04/27/1993US5206357 Process for the preparation of alkyl glycosides and alkyl polyglycosides
04/27/1993US5206201 Mixing raw materials; molding; drying; calcining
04/27/1993US5205923 Alternationg waxes; hydrodemetallization and hydrotreatment catalysts
04/27/1993CA1316931C Method of manufacturing alkylhalosilanes
04/26/1993CA2081271A1 Paraffin alkylation catalyst
04/22/1993CA2080745A1 Process for the preparation of dialkyl carbonates
04/21/1993EP0537969A2 Wax conversion process
04/21/1993EP0537560A1 Process for the preparation of 1,1,1,2-tetrafluoroethane
04/21/1993EP0413795B1 Synthetic lube composition and process
04/21/1993CN1071159A Process for preparing adipic acid by hydrocarboxylation of pentenic acids
04/20/1993US5204308 Anionicaly stabilized lithium catalysts and a method for stabilizing the lithium catalyst
04/19/1993CA2078900A1 Wax conversion process
04/14/1993EP0536307A1 Hydroconversion catalyst, method of making the catalyst and method for the hydrodenitrogenation of a hydrocarbon feed using the catalyst
04/14/1993EP0536205A1 Hydroconversion catalyst
04/14/1993CN1070903A Gm-dihydropolyfluoroalkanes and monohydro-polyfluoroalkene processes for their producition, and use in cleaning compositions
04/13/1993US5202519 Converting alkanes and/or cycloalkanes to a product isomer using aluminum chloride, copper chloride and or copper aluminate catalyst
04/13/1993US5202518 Liquid acid alkylation catalyst and isoparaffin:olefin alkylation process
04/13/1993US5202515 Alkylation of alkyl aromatic hydrocarbon with an olefin in presence of basic alkylating catalyst
04/13/1993US5202514 Using sodium methoxide
04/13/1993US5202510 Activation of noble metal catalysts for use in hydrodehalogenation of halogen-substituted hydrocarbons containing fluorine and at least one other halogen
04/13/1993US5202509 Reacting hydrofluoric acid with halogenated hydrocarbons in presence of mixture of antimony trihalide and titanium tetrahalide
04/13/1993US5202492 Amines catalysis using metallic phosphate condensation catalysts having a cyclic structure
04/13/1993US5202489 High-surface area Group 4B metal oxide condensation catalysts for making polyalkylenepolyamine compounds using amines and ammonia as reactants
04/13/1993US5202478 Ozonization of cycloalkene; catalytic hydrogenation; oxidation
04/13/1993US5202455 Process for the liquid-phase preparation of nitriles from aliphatic dicarboxylic acids
04/13/1993US5202298 Extrusion of thick paste of potassium carbonate and water, drying, roasting, impregnation with alkali metal melt
04/13/1993CA1316165C Heteropolyacid catalysts
04/12/1993CA2080315A1 Process for the preparation of 2,4-dichlorofluorobenzene
04/07/1993EP0536070A1 Tungsten carbide based material, catalyst and useful process for the hydrogenation of nitro or nitroso aromatic derivatives using this catalyst
04/07/1993EP0536064A1 Process for preparing adipic acid by hydrocarboxylation of pentenic acids
04/07/1993EP0536013A1 New catalytic system and use thereof in the oxydehydrogenation of saturated carboxylic acids and the oxidation of aldehydes into acids
04/07/1993EP0536012A1 Process for the debromation of dibromonaphthol derivatives
04/07/1993EP0535947A1 Inorganic acid catalyzed silylation reactions
04/07/1993EP0535489A2 Process for the catalytic vapour phase oxidation of methacrolein to methacrylic acid
04/07/1993EP0535482A1 Process for the preparation of hydroxydiphenyls
04/07/1993CN1070633A Catalytic process for producing 1,1,1-trichloro-2,2,2-trifluoroeth
04/07/1993CN1070590A Conversion of formaldehyde and nitrogen to gaseous product and use of gaseous product in reduction of nitrogen oxide in effluent gases
04/06/1993US5200382 Catalyst comprising thin shell of catalytically active material bonded onto an inert core
04/06/1993US5200381 Method of preparing catalyst for hydrogenation of hydrocarbon oil
04/06/1993US5200060 Hydrotreating process using carbides and nitrides of group VIB metals
04/06/1993CA1315795C Process for the preparation of phenoxy phthalic anhydrides
04/04/1993CA2079542A1 Inorganic acid catalyzed silylation reactions
04/01/1993WO1993006068A1 Improved liquid acid alkylation catalyst and isoparaffin:olefin alkylation process
04/01/1993WO1993006039A1 Process for producing bromine from bromide salts
04/01/1993WO1993006038A1 Process for producing bromine from seawater
04/01/1993WO1993006037A1 Process and catalyst for producing bromine
04/01/1993WO1993000338A3 Epoxidation using hydrogen peroxide and tungsten catalysts
03/1993
03/31/1993EP0534867A1 Catalyst preparation by reduction or incomplete carburation of metal oxydes by reaction gases
03/31/1993EP0534545A2 Procedure for the production of alkyl carbonates
03/31/1993EP0534314A2 Process for the preparation of nitrobenzophenones and also the colour-fast modification of a benzophenoneazopyridone dye
03/31/1993EP0534289A1 Coloured crystalline alumophosphates or silicoalumophosphates of AEL or VFI type
03/31/1993EP0533731A1 Process for halogenating aromatic compounds
03/31/1993EP0494954A4 Battery
03/30/1993US5198581 Catalytic oxidation of propylene, isobutylene, tert-butyl alcohol and methyl tert-butyl ether with oxygen
03/30/1993US5198580 Partial oxidation, mixed metal oxide catalyst
03/30/1993US5198579 Catalyst for oxidizing methacrolein and method for preparing methacrylic acid
03/30/1993US5198577 Preparation of adipic acid by hydrocarbonylation of pentenic acids
03/30/1993US5198575 Preparation of nitrobenzoic and anthranilic acids
03/30/1993US5198574 Process for the improved production of (meth)acrylic acid esters of polyhydric alcohols (ii)
03/30/1993US5198573 Reaction of carbon monoxide with dialkoxy-3-butene in the presence of palladium catalysts
03/30/1993US5198199 Process for the recovery of antimony-based catalysts used for the fluorination of halgenated hydrocarbons
03/30/1993US5198100 Hydrotreating using novel hydrotreating catalyst
03/30/1993CA1315298C Process for the mutual condensation of aromatic and carbonylic compounds
03/24/1993EP0533170A1 Method for controlling hydrosilylation in a reaction mixture
03/24/1993EP0533003A2 Process for the preparation of fluorine containing derivatives
03/24/1993EP0532548A1 Transalkylation in the presence of a catalyst slurry.
03/24/1993CN1070203A Lower alkene polymers
03/23/1993US5196635 Oligomerization of alpha-olefin
03/23/1993US5196605 Hydrolysis with catalyst, filtration, distillation
03/23/1993US5196598 Process for producing polyhydroperoxy aromatic compound
03/23/1993US5196592 Process for the preparation of diphenylamines
03/23/1993US5196591 Condensation of aniline and formaldehyde, acid catalyst, solvent extraction
03/23/1993US5196572 Thermal decomposition of xylylene dicarbamate with tin and/or antimony containing catalyst
03/23/1993US5196553 From bromaminic acid and a benzenesulfonamide or an amide, copper/I/ catalyst formed by in situ reduction of a copper/II/ salt, less copper required
03/23/1993US5196545 From urea and methyl glyoxylate methyl hemiacetal (methyl hydroxymethoxyacetate)
03/23/1993US5196389 Catalytic system particularly for the postcombustion of exhaust gases and a method of producing such a system