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)
08/1994
08/31/1994CN1091439A Preparation of polyoxyalkylene-alpha, omega-dicarboxylic acids
08/31/1994CN1091412A Process for the dimerization of a conjugated diene
08/25/1994CA2115975A1 Pentafluoroethane purification
08/24/1994EP0611746A1 Hydroxy ethyl bibenzoate
08/24/1994CN1091127A Debrominative chlorination of pyrroles
08/24/1994CN1091057A Catalyst production
08/24/1994CN1025733C Process for the catalytic reforming of alkyleneamines to linearly-extended polyalkylenepolyamines
08/23/1994CA1331628C Preparation of 4-pentenenitrile by isomerization
08/19/1994CA2115894A1 Hydroxy ethyl bibenzoate
08/18/1994WO1994018155A1 Improved esterification process
08/18/1994CA2154270A1 Improved esterification process
08/17/1994EP0611183A1 Process for eliminating mercury in hydrocarbons by passing on presulphurised catalyst
08/17/1994EP0611182A1 Process for eliminating mercury from hydrocarbons by passing on presulphurized adsorbers
08/17/1994EP0610963A2 Process for preparing 1,1,1,2-tetrafluoroethane
08/17/1994EP0595987A4 Hydrocracking with ultra large pore size catalysts
08/17/1994EP0467926B1 Preparation of aldehydes
08/17/1994EP0425540B1 Catalyzed hydrofluorination process
08/17/1994EP0425538B1 TaX5 CATALYZED HYDROFLUORINATION OF HALOGENATED ALKANES
08/16/1994US5338717 Method for the preparation of supported hydrogenation and hydrotreating catalysts
08/16/1994US5338716 Silicon carbide; molybdenum or tungsten carbide; isomerization or aromatization catalysts
08/16/1994US5338487 Reacting fatty acid ester and N-alkylglucamine in the presence of catalyst
08/16/1994US5338486 Reacting fatty acid ester and N-alkyl glucamine in the presence of fatty alcohol ethoxylate and catalyst
08/16/1994US5338442 Process for converting and upgrading organic resource materials in aqueous environments
08/10/1994EP0532548B1 Transalkylation in the presence of a catalyst slurry
08/09/1994US5336833 Catalyst based on silica and sulphuric acid and its use for the alkylation of paraffins
08/09/1994US5336832 Recovery of HF from hydrocarbon streams
08/09/1994US5336817 From fluorodichloroethylene using niobium, tantalum, or molybdenum fluorosulfonate catalyst
08/09/1994US5336816 Reacting vinylidene chloride with hydrogen fluoride in the liquid phase; catalyst and solvent
08/09/1994US5336654 Impregnating support with group VIII metal salt of acid and group VI heteropolyacid, drying and sulfiding
08/09/1994CA1331376C Catalyst systems for olefin disproportionation and process using such systems
08/04/1994WO1994017019A1 Process and device for preparing 1,2-dichlorethane by direct chlorination
08/03/1994EP0609124A1 Process for the preparation of 1,1,1,2-tetrafluoro-2-chloroethan and pentafluorethane
08/03/1994EP0609123A1 Process for the fluorination of perchloroethylene or pentachloroethane
08/03/1994EP0608917A1 Process for producing methacrolein and methacrylic acid
08/03/1994EP0608838A2 Method for producing an unsaturated carboxylic acid
08/03/1994EP0608837A1 Process for producing a vanadium-phosphorus oxide catalyst precursor
08/03/1994EP0608693A2 Process for the preparation of folic acid
08/03/1994EP0608447A1 Process for the preparation of a catalyst for olefin polymerization
08/03/1994CN1090255A Preparation of trimetaphosphoric acid
08/03/1994CN1090254A Method for preparating synthesis gas using nickel catalysts
08/03/1994CN1090224A Catalyst for preparing cis-anhydride by n-butane oxidation
08/03/1994CN1090223A Liquid aluminum trichloride catalyst and its preparation
08/03/1994CN1025552C Halide catalyst for acrylonitrile fluid bed
08/03/1994CN1025551C Additive catalyst for stabilizing Mo catalyst activity for acrylonitrile fluid bed
08/02/1994US5334790 Process and catalyst for partially hydrogenating aromatics to produce cycloolefins
08/02/1994US5334789 Oxychlorination of olefin or aromatic hydrocarbon with oxygen and hydrogen chloride in presence of catalyst containing compounds of palladium, copper, vanadium on carrier
08/02/1994US5334785 Process for the manufacture of 1,1,1,2-tetrafluoroethane
08/02/1994US5334780 Oxidation of alkanes in presence of oxidizer with oxidation catalyst
08/02/1994US5334754 Di-alkylation a dimethylbenzene/p-/ compound with cyclohexene in presence of an acid catalyst, dehydrogenating the cyclohexyl group to phenyl group with dehydrogenation catalyst , then oxidizing in presence of air or oxygen
08/02/1994US5334751 Reacting with oxygen in the presence of a solid oxidation catalyst that contains crystalline titanium pyrophosphate
08/02/1994US5334569 Alkylation aid
08/02/1994CA1331198C Process for the preparation of 4,4'-dinitrostilbene-2, 2'-disulfonic acid
07/1994
07/27/1994EP0607824A2 Method for the production of multiply halogenated benzotrifluorides, benzotrichlorides and benzoyl chlorides as well as trihalobenzotrichlorides and -benzoyl chlorides
07/27/1994CN1089933A Process for isomerization of lactones to pentenoic acids by acidic or basic catalysis
07/27/1994CN1089920A Oxygen-removing method of feeding water to boiler
07/26/1994US5332829 Acetic acid, red phosphorus or phosphonic acid, iodine catalyst
07/26/1994US5332709 Tungsten, molybdenum, group 8 and oxides
07/20/1994EP0452363B1 Aluminum fluoride catalyst and use thereof in a chlorofluorination process for preparing 1,1-dichloro-1,2,2,2-tetrafluoroethane
07/20/1994CN1025498C Process for prepn. of cyclic sulfate
07/19/1994US5331103 Process for monohydroxylation of phenolic compounds
07/19/1994US5331102 Using halide or sulfate acid catalyst
07/19/1994US5330955 Tungsten and phosphorus oxides; esterification and carboxylation of alcohols and ethers
07/19/1994US5330954 Preparation of methacrylic acid, vanadium, molybdenum, phsophorus, oxygen catalyst
07/19/1994US5330944 Sulfur-resistant hydrogenation catalyst and process for hydrogenation using same
07/19/1994CA1330797C Alkoxy methyl ether and alkoxy methyl ester derivatives
07/13/1994EP0606183A1 Process for the preparation of a P-fuchsone and its use in the preparation of an aromatic p-dihydroxylated compound
07/13/1994EP0606056A1 Process for the preparation of trioxane
07/12/1994US5329058 Reacting an alkylbenzene with a conjugated diolefin using a catalyst dispersion
07/12/1994US5329043 Method of preparing methacrolein and/or methacrylic acid
07/12/1994US5329038 Catalytic hydrogenation using copper, zinc or tin catalysts
07/12/1994CA1330666C Production of ethanolamine by amination of ethylene oxide over acid activated clays
07/12/1994CA1330664C Process for preparing n-vinyl amides
07/07/1994WO1994014791A1 Process for preparing 2-para-dioxanones
07/07/1994WO1994014759A1 Process for the preparation of (meth)acrylonitrile by ammoxidation
07/07/1994WO1994014745A1 Preparation of polyoxyalkylene-alpha,omega-dicarboxylic acids
07/07/1994WO1994014736A1 Process for producing 1,1,1,3,3-pentafluoropropane, process for producing 1,1,1,3,3-pentafluoro-2-halogeno-3-chloropropane, and process for producing 1,1,1,2,3,3-hexachloropropene
07/07/1994WO1994014731A1 Destruction of halide containing organics and solvent purification
07/07/1994WO1994014703A1 Method for desulfurizing a gas
07/07/1994WO1994014700A1 Method for preparing synthesis gas using nickel catalysts
07/07/1994WO1994014344A1 Catalytic system for the acylation of cellulose and a process for producing and using said catalytic system
07/07/1994CA2152352A1 Process for preparing 2-para-dioxanones
07/07/1994CA2130545A1 Method for preparing synthesis gas using nickel catalysts
07/06/1994EP0605363A1 Process for the preparation of 2-alkyl-6-methyl-N-(1'-methoxy-2'-propyl)-aniline and a process for the preparation of their chloracetanilides
07/06/1994EP0605279A1 Catalyst for the alkylation of paraffins
07/06/1994EP0605237A1 Exhaust gas cleaner
07/06/1994EP0604955A2 Preparation of hexafluoropropene oligomers
07/06/1994EP0604884A1 Process for the preparation of trioxane
07/06/1994EP0585358A4 High porosity, high surface area isomerization catalyst and its use
07/06/1994EP0482008B1 Catalyst system and process for hydrotreating hydrocarbons
07/06/1994CN1088850A Compound liquid AlCl3 catalyst and its preparing process
07/06/1994CN1025328C Process for preparing intermediates of cis-(1S)(4S)-N-methyl-4-(3,4-dichlorophenyl)-1,2,3,4-tetrahydro-1-naphthylamine
07/06/1994CN1025326C Process for preparation of ketones
07/06/1994CN1025325C Process for preparing 1,1,1,2-tetrafluoroethane
07/05/1994US5326924 Alkylation aid
07/05/1994US5326923 Method for regenerating certain acidic hydrocarbon conversion catalysts by solvent extraction
07/05/1994US5326899 Reacting dialkyl carbonate with propargyl alcohol, amine and iodine
07/05/1994US5326886 Maintaining VPO catalyst performance by aluminizing reactor internals in oxidation of butane to maleic anhydride
07/05/1994US5326735 Iridium catalysts for purifying exhaust gas
06/1994
06/29/1994EP0604092A2 Improved process for manufacture of alkyhalosilanes
06/29/1994EP0603836A1 Process for preparing a catalyst useful for producing a nitrile