Patents
Patents for C07C 5 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms (14,771)
07/1981
07/21/1981US4279777 For dehydrogenation
07/21/1981CA1105495A1 Process for increasing hydrogenation rate of polyolefins
07/21/1981CA1105494A1 Conversion of olefinic naphtha
07/21/1981CA1105493A1 Low pressure xylene isomerization
07/14/1981US4278823 Hydrogenolysis of 2,5-norbornadiene saturated endo-endo hexacyclic dimer
07/14/1981CA1105057A1 Oxidation process using metal nitro complex
07/08/1981EP0031693A1 Promoted tin-antimonate catalysts and use thereof
07/07/1981CA1104591A1 Lubricant
07/01/1981EP0031255A2 Crystalline aluminosilicates, their production and use
06/1981
06/30/1981US4276199 Impregnating support with hydrogen molybdenum (or tungsten) octacyanide, roasting, catalysts
06/30/1981CA1104163A1 Process for the manufacture of lower alkenes from methanol and/or dimethyl ether
06/30/1981CA1104162A1 Hydrogenation using surfactants
06/23/1981US4275257 Aluminum halide catalyst with a hydrogen halide
06/23/1981US4275255 Isomerization, dehydrogenation and alkylation
06/23/1981US4274980 Chitin- and chitosan-based immobilized metal catalysts
06/16/1981US4273939 Process for hydrogenating organic compounds by use of non-ferrous group VIII aluminum coprecipitated catalysts
06/16/1981US4273680 Supported non-ferrous group VIII aluminate coprecipitated hydrogenation catalysts and process for their preparation
06/09/1981US4272406 Refractory metal oxide/silica supported nickel cluster catalyst
06/03/1981EP0029675A1 Non-ferrous group VIII aluminium coprecipitated hydrogenation catalysts, process for preparing these catalysts and their use in hydrogenation processes
06/02/1981US4271327 Group 8 metal on an aluminum sponge catalyst
06/02/1981US4271323 Process for hydrogenating unsaturated compounds
06/02/1981US4271302 Hydroreforming precursors, complexes with pyridine, triphenylphosphine and carbon monoxide
06/02/1981CA1102358A1 Method for producing oligomers from alpha-olefines
06/02/1981CA1102357A1 Dehydrocyclization process
05/1981
05/27/1981EP0029321A1 Hydrogenation catalyst material, a precursor thereto, method of making the latter and use of the catalyst for selective hydrogenation
05/26/1981US4270014 Hydrogenation of endo-dicylopentadiene using a dispersed nickel catalyst; isomerization of the endo-tetrahydrodicyclopentadiene to the exo-form using aluminum trichloride
05/26/1981US4269813 Crystalline borosilicate and process of preparation
05/26/1981CA1101633A1 Crystalline borosilicate (ams-1b) and process use
05/19/1981US4268707 Hydrocarbon dehydrogenation with a nonacidic multimetallic catalytic composite
05/19/1981US4268701 Oligimersation, hydroisomeration, hydrogenation, and alkylation
05/19/1981US4268682 Anchoring agents for phosphine catalysts
05/19/1981US4268522 Bronchodilator agents, antisecretory agents
05/19/1981US4268454 Anionic group VIII metal hydride catalysts
05/19/1981US4268420 Hydrocarbon-conversion catalyst and its method of preparation
05/12/1981US4267388 Process for producing ethynylbenzenes
05/05/1981CA1100472A1 Dehydrogenation of hydrocarbons with zinc titanate catalyst
05/05/1981CA1100471A1 Hydrogenation of olefinically unsaturated compounds
05/05/1981CA1100468A1 Zeolite catalyst and method of manufacture and use thereof
04/1981
04/21/1981US4263225 Hydrogenation process using supported nickel-cobalt-silica coprecipitated catalyst
04/21/1981US4263173 Supported nickel-cobalt-silica coprecipitated hydrogenation catalyst
04/21/1981CA1099748A1 Method for preparation of ethers
04/21/1981CA1099695A1 Chromium-free catalyst
04/14/1981US4261927 Plladium or ruthenium catalyst, metal nitrate promoter
04/14/1981CA1099299A1 Cyclopentadiene hydrogenation
04/14/1981CA1099298A1 Hydrogenation of cyclopentadiene
04/14/1981CA1099297A1 Continuous hydrogenation of cyclopentadiene
04/07/1981US4260842 Isomerization of olefins utilizing heterogeneous dioxyzirconium catalysts
04/07/1981US4260520 For oxidative dehydrogenation of ethylbenzene to styrene, oxides of cobalt, phosphorus and molybdenum and/or potassium on support
04/07/1981CA1098919A1 Vapor phase isomerization of methyl-substituted aromatic hydrocarbons
04/07/1981CA1098918A1 Isomerization process
03/1981
03/31/1981CA1098469A1 Hydrogen-producing hydrocarbon conversion with gravity-flowing catalyst particles
03/24/1981US4258226 Aromatic hydrogenation
03/24/1981US4257877 Selective hydrogenation process
03/24/1981CA1098104A1 Silica-containing material and manufacture of hydrocarbons catalysed thereby
03/24/1981CA1098102A1 Pretreating process for the stabilization of a catalyst for the conversion of aromatic hydrocarbons
03/11/1981EP0024804A1 Selective cracking of phenylalkanes
03/10/1981US4255606 Improved para- and ortho-xylene isomerization by adding pentane
03/10/1981US4255284 Dehydrogenation catalyst
03/10/1981US4255283 Oxydehydrogenation process for alkylaromatics and catalyst therefor
03/10/1981CA1097309A1 Crystalline zeolite zsm-34 and method of preparing the same
03/03/1981CA1096891A1 Low temperature oxydehydrogenation of ethane to ethylene
03/03/1981CA1096890A1 Xylene isomerization
02/1981
02/25/1981EP0024147A1 Production of aromatic hydrocarbons from olefins
02/24/1981US4252680 Oxidative dehydrogenation catalyst preparation
02/17/1981US4251674 Method and apparatus for improving the selectivity of a process for hydrogenating acetylene to ethylene
02/17/1981US4251672 Process for hydrogenating organic compounds with coprecipitated copper-nickel-silica catalysts
02/17/1981US4251394 Coprecipitated copper-nickel-silica catalysts, preparation and use thereof
02/10/1981US4250346 Low temperature oxydehydrogenation of ethane to ethylene
02/10/1981US4249908 Temperature control of exothermic reactions
02/10/1981US4249907 Temperature control of exothermic reactions
02/04/1981EP0023379A2 Method for the preparation of cyclohexanol and/or cyclohexanone
02/03/1981US4249028 Selective conversion of d-isolimonene to d-3-menthene
01/1981
01/27/1981US4247731 Process for the manufacture of lower alkenes from methanol and/or dimethyl ether
01/27/1981US4247723 Selectively esterifying 2,6-dimethylocta-1,7-diene with a carboxylic acid
01/20/1981US4246421 Oxydehydrogenation process for alkylaromatics
01/20/1981US4246202 Production of cyclic hydrocarbons from normal octenes
01/14/1981EP0022297A1 Process for the preparation of alkyl benzenes
01/13/1981US4245130 Isomerization of alkyl aromatics using a gallium containing aluminosilicate catalyst
01/07/1981EP0021604A1 Xylene isomerization
01/07/1981EP0021475A1 Crystalline silicates, process for their preparation and catalytic conversions using them
01/07/1981EP0021445A2 Method for preparing zeolites, zeolites obtained by such method and their use for the conversion of hydrocarbons
01/06/1981US4243827 Titanium alkylation catalyst
01/06/1981US4243826 Hydrocarbon dehydrogenation with a nonacidic multimetallic catalytic composite
01/06/1981US4243824 Zero-valent rhodium catalyst hydrogenation
12/1980
12/30/1980US4242529 Hydrogenolysis of 2,5-norbornadiene saturated endo-endo hexacyclic dimer
12/30/1980CA1092614A1 Hydrogenation process
12/23/1980US4241230 Twostage, with feedback control of hydrogen/acetylene ratio and catalyst specificity
12/23/1980CA1092165A1 Process of hydrogenation
12/23/1980CA1092163A1 Method for making indene
12/23/1980CA1092144A1 Process for the production of esters
12/16/1980US4239929 Aromatization of dienes in the liquid phase
12/16/1980US4239928 Group 8 metal dehydrogenation catalyst supported on active carbon
12/16/1980CA1091700A1 Selective hydrogenation process
12/16/1980CA1091606A1 Combination isomerization - alkylation process
12/10/1980EP0020240A1 Hydrocarbon hydrotreating catalysts and their use in the reforming and isomerisation of hydrocarbons in the presence of hydrogen
12/10/1980EP0020043A1 Process for isomerising xylenes
12/10/1980EP0019980A1 Method for the preparation of a sulphided fluorine-containing nickel-tungsten catalyst and process for the conversion of hydrocarbons using such a catalyst
12/02/1980US4237070 Catalyst of noble metal and group 1b oxide on support
12/02/1980US4236996 Xylene isomerization
12/02/1980CA1090829A1 Process for the partial catalytic hydrogenation of butynediol to butenediol in high yield