Patents
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Patents for C07C 2 - Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms (17,014)
09/1991
09/04/1991EP0444989A1 Dielectric compositions comprising benzyltoluene and (methylbenzyl)xylene
09/04/1991EP0444750A2 Process for converting toluene and butadiene to styrene and 1-pentene
09/04/1991EP0444056A1 Process for selective manufacture of 2,6-dialkylnaphthalenes.
08/1991
08/28/1991EP0443899A1 Process for synthetising oligomers of (methylbenzyl)xylene and their use as dielectric
08/28/1991EP0443686A2 Co-oligomerization process
08/28/1991CN1013666B Catalytic process for oligomerizing olefin
08/27/1991US5043517 Upgrading light olefin fuel gas in a fluidized bed catalyst reactor and regeneration of the catalyst
08/27/1991US5043516 Alumina as catalyst containing small amount of sodium
08/27/1991US5043515 Ethylene oligomerization catalyst and process
08/27/1991US5043514 Ethylene dimerization and polymerization
08/27/1991US5043512 Alkylaromatic isomerization process
08/27/1991US5043511 Catalyst of clay impregnated with two dissimilar metals and calcined
08/27/1991US5043509 Mixing silica and phosphoric acid; extrusion, calcining
08/27/1991US5043508 Process for preparing long chain alkyl aromatic compounds
08/27/1991US5043507 Process for preparing alkyl-substituted aromatic hydrocarbons
08/27/1991US5043505 High molecular weight
08/27/1991US5043504 Using hindered phenol as inhibitor and iron complex as catalyst
08/27/1991US5043503 Production of lubricant stocks from polycyclic paraffins
08/27/1991US5043501 Process for preparing dimethylnaphthalene
08/27/1991US5043306 Catalysts for upgrading light paraffins
08/27/1991CA2037019A1 Process for converting toluene and butadiene to styrene and 1-pentene
08/21/1991CN1013552B Process for conducting exothermic reaction
08/21/1991CA2036569A1 Process for the synthesis of (methylbenzyl)xylene oligomers and their application as a dielectric substance
08/20/1991US5041639 Polysubstituted derivatives of naphtalene, their process of preparation and their application in the cosmetic and pharmaceutical fields
08/20/1991US5041405 Lithium/magnesium oxide catalyst and method of making
08/20/1991US5041402 Containing oxides of silicon and/or germanium with aluminum, iron, gallium, boron titanium, vanadium, zirconium, molybdenum, arsenic, chromium and/or manganese
08/20/1991US5041205 Hydrocarbon/oxygenate conversion using crystalline (metallo) silicates and germinates SUZ-2
08/14/1991EP0441460A2 Cyclopentadienes, their manufacture and lubricating compositions containing them
08/13/1991WO1991012224A2 Circulating bed cofeed conversion reactor and method for converting light hydrocarbons to olefins, gasoline and methanol
08/13/1991US5039640 Mixture of molecular sieve and MCM-22 zeolite, gasoline
08/13/1991CA2075891A1 Circulating bed cofeed conversion reactor and method for converting light hydrocarbons to olefins, gasoline and methanol
08/13/1991CA1287612C Layered metal chalcogenides containing interlayer chalcogenides and their synthesis
08/13/1991CA1287611C Layered metal oxides containing interlayer oxides and their synthesis
08/08/1991WO1991011500A1 A catalytic cracking process
08/08/1991WO1991011417A1 Process for preparing long chain alkyl aromatic compounds
08/08/1991WO1991011414A1 A process for the catalytic disproportionation of toluene
08/08/1991WO1991011413A1 Alkylation of aromatics
08/08/1991WO1991011411A1 Alkylation of aromatics
08/08/1991DE4103431A1 Converting methane into higher hydrocarbon(s) - using catalyst based on mixed oxide of Gp=IV, rare earth, alkaline, alkali earth and Gp=IIB metal(s)
08/07/1991EP0440593A2 Oxidation of tertiary-alkyl substituted aromatics and catalysts therefor
08/07/1991EP0440250A2 Method of preparing alkylnaphthalene compounds
08/07/1991EP0439865A1 Process for preparing normally liquid hydrocarbons
08/07/1991EP0439679A2 Process for alkylating alkylaromatic hydrocarbons
08/07/1991EP0439632A1 Process for the alkylation of an aromatic hydrocarbon
08/06/1991US5037997 Dimerization of ethylene in presence of titanium alcoholate-trialkylaluminum-organomagnesium coordination catalyst in organic solvent
08/06/1991US5037790 Solid catalyst functionalized with sulfonic groups, process for perparing it and its use
08/06/1991US5037788 Porous support, iron group metal; group IIIA metal; alkyl aluminum halide and a mercaptan, minimal branching
07/1991
07/31/1991EP0424460A4 Heterogeneous isoparaffin/olefin alkylation process
07/30/1991US5036035 Solid strong acid catalyst process for the production of the same and use thereof
07/30/1991US5036033 Alkylation catalyst and processes for preparing
07/30/1991CA1287067C PRODUCTION OF LINEAR .alpha.-OLEFINS
07/27/1991WO1991011258A1 New zeolite ssz-31
07/27/1991CA2049035A1 Zeolite ssz-31
07/26/1991WO1991011412A1 Isoparaffin-olefin alkylation process
07/26/1991CA2042360A1 Isoparaffin-olefin alkylation process
07/25/1991WO1991010632A1 Double perovskite catalysts for oxidative coupling
07/24/1991EP0438131A1 A method for preparing a catalyst for aromatization of light hydrocarbons
07/24/1991EP0437517A1 Process for selective diisopropylation of naphthyl compounds using shape selective acidic crystalline molecular sieve catalysts.
07/24/1991EP0424445A4 Heterogeneous isoparaffin/olefin alkylation process
07/23/1991US5034564 Production of alkyl aromatic compounds
07/23/1991US5034563 Naphthalene alkylation process
07/23/1991US5034562 Acid-sulfolance catalyzed production of cyclic alkylated compounds
07/23/1991US5034363 Catalyst of the gallium-containing aluminosilicate type and its utilization in the aromatization of light C2 -C4 gases
07/23/1991US5034362 Roasting a zeolite composition and a group IIA or group VIII metal after impregnation or ion exchanging
07/23/1991US5034108 Hydrocarbons formed by generating a hydrogen plasma using an electrical field and generating a higher molecular weight
07/23/1991CA1286695C Manufacture of distillate hydrocarbons from light olefins in staged reactors
07/17/1991EP0437270A1 Transfer of catalyst
07/17/1991EP0436970A1 Double perovskite catalysts for oxidative coupling
07/17/1991CN1053018A Composition for zn-al-p-si-oxide molecular sieve
07/16/1991US5032368 Gallium-aluminum-phosphorus-oxide molecular sieve compositions
07/16/1991CA1286322C Process for oligomerization of olefins
07/16/1991CA1286279C Boron-promoted reducible metal oxides and methods for their use
07/11/1991WO1991009824A1 A process for the catalytic disproportionation of methylnaphthalenes
07/11/1991CA2025594A1 Double perovskite catalysts for oxidative coupling
07/10/1991EP0435984A1 Selectively cycloalkylating naphtalene on zeolites.
07/10/1991EP0418251A4 Alkanes and alkenes conversion to high octane gasoline
07/10/1991CN1052845A Process for synthesising benzyltoluene bibenzyltoluene of low chlorine content
07/09/1991US5030791 Process for co-oligomerizing 1,3-di-isopropenyl benzene and alpha-olefins to prepare synthetic lubricant base stocks having improved properties
07/09/1991US5030790 Process for producing butene-1
07/09/1991US5030789 Catalytic method for the dimerization, codimerization or oligomerization of olefins with the use of an autogenous thermoregulation fluid
07/09/1991US5030786 Dehydration; catalysis with zeolite; alkylation
07/09/1991US5030785 Process for preparing long chain alkyl aromatic compounds employing Lewis acid-promoted zeolite catalysts
07/09/1991US5030784 Process for converting lower-alkyl substituted aromatic compounds and butadiene to 4-aryl-1-butene or 4-aryl-1-pentene and propylene
07/09/1991US5030783 Conversion of hydrogen, carbon monoxide and dioxide to methanol or fischer-tropsch liquid; catalysis
07/09/1991US5030757 Phase transfer catalyst recovery
07/09/1991US5030607 Catalysts for synthesizing various short chain hydrocarbons
07/06/1991WO1991009826A1 Process for the preparation of octenes
07/06/1991CA2073178A1 Process for the preparation of octenes
07/05/1991WO1991009825A1 Homogeneous rhenium catalysts for metathesis of olefins
07/05/1991CA2072755A1 Homogeneous rhenium catalysts for metathesis of olefins
07/03/1991EP0435737A1 Process for the synthesis of benzyltoluene and dibenzyltoluene with low chlorine content
07/03/1991EP0435591A2 Conversion of methane using microwave radiation
07/03/1991EP0435367A1 Process and catalyst composition for the preparation of linear alpha olefins
07/03/1991CN1052689A Process and equipment for producting aryl hydrocarbon from aliphatic hydrocarbon in reactor heated by granular fluid bed
07/03/1991CN1052655A Process and catalyst compostion of alkylating benzene or substituted benzene or transalkylating alkylated benzene
07/03/1991CA2031933A1 Process for preparing normally liquid hydrocarbons
07/02/1991US5028577 Lower alkane conversion catalysts
07/02/1991CA1285581C Olefin dimerization method
07/02/1991CA1285379C Salt-tolerant alkyl aryl sulfonate compositions for use in enhanced oilrecovery processes
06/1991
06/27/1991WO1991009829A1 Process for preparing an ether
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