Patents
Patents for C07C 5 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms (14,771)
07/2003
07/30/2003EP1330424A1 Method for the hydrogenation of aromatics by means of reactive distillation
07/30/2003EP1330422A2 Method for the hydrogenation of unsubstituted or alkyl substituted aromatics using a catalyst with a structured or monolithic support
07/30/2003EP1330412A1 Crystalline aluminosilicate zeolitic composition: uzm-4 and processes using the composition
07/30/2003CN1433392A Method and device for treating C4 fraction
07/30/2003CN1432550A Alkane-hygrogenating isomerization reaction process
07/30/2003CN1116111C Preparation of zeolite bound by MFI structure type zeolite and use thereof
07/30/2003CN1116108C Bismuth containing catalysts
07/29/2003US6600082 Tin interacts strongly with the group VIII metal in the catalyst in the reduced state. In the partially oxidised state, the catalyst contains at least 10% of tin in the form of a reduced tin species with oxidation state 0
07/29/2003US6600081 Process for the preparation of p-xylene
07/24/2003WO2003059852A1 Para-xylene and ethylbenzene separation from mixed c8 aromatics
07/24/2003WO2001087773A9 Improved mechanical strength of hydrotalcite-based oxides
07/24/2003US20030139637 Method and reactor for autothermal dehydrogenation of hydrocarbons
07/24/2003CA2433648A1 Para-xylene and ethylbenzene separation from mixed c8 aromatics
07/23/2003CN1431981A Removal of phosphorus-contg. compounds from olefin feedstock
07/23/2003CN1431048A Load typed iron catalyst and its preparing method and application
07/23/2003CN1431047A Catalyst for preparing ethenylbenzene as well as its preparing method and application
07/23/2003CN1431045A Load typed varadium catalyst and its preparing method and application
07/17/2003US20030134744 Process for production and distribution of a prereduced selective hydrogenation catalyst
07/16/2003EP1326947A1 Isomerisation process
07/16/2003EP1326820A1 Hydrogenation of cleavage effluents in phenol production
07/16/2003EP1326710A2 Catalysts for the oxidative dehydrogenation of hydrocarbons and preparation thereof
07/16/2003CN1429798A Reverse jet flow mixing heating cracking equipment and method of producing ethylene
07/16/2003CN1114499C Process for preparing shell-type catalyst
07/10/2003WO2003055583A2 Modified carbide and oxycarbide containing catalysts
07/10/2003WO2003019068A8 Dewatering device and method for gas hydrate slurrys
07/10/2003WO2001051450A3 Synthesis and use of dimethyl-1,5-naphthalenedicarboxylates and intermediates therefrom
07/10/2003US20030130554 Process for the hydroisomerization of long-chain n-paraffins and catalyst suitable for the purpose
07/10/2003US20030127359 Hydrocarbon oligomerization catalyst
07/10/2003CA2465002A1 Modified carbide and oxycarbide containing catalysts
07/09/2003EP1324966A1 Process and apparatus for detecting a loss of reaction in a hydrocarbon conversion reaction
07/09/2003EP1109876B1 Autothermal process for the production of olefins
07/09/2003CN1428196A Solid super acidic catalyst and its preparation method
07/08/2003US6589416 Method and catalyst for opening naphthenic rings of naphthenic ring-containing compounds
07/03/2003WO2003053893A1 Novel catalytic isomerization process
07/03/2003WO2003053891A1 Trimerisation and oligomerisation of olefins using a chromium based catalyst
07/03/2003WO2003053574A1 Process for production of a prereduced selective hydrogenation catalyst
07/03/2003WO2003053567A2 Catalytic composition for the dehydrogenation of alkylaromatic hydrocarbons
07/02/2003EP1323813A2 Synthetic diesel fuel and process for its production
07/02/2003EP1322581A1 Method for manufacturing olefins from alkanes by oxidative dehydrogenation
07/02/2003EP1322578A1 Method for the dehydrogenation of hydrocarbons
07/02/2003EP0861311B1 Process for producing synthetic diesel fuel
07/02/2003CN1426985A Control method of acetylene content at exit of acetylene hydrogenation reactor
07/02/2003CN1426984A Selective hydrogenation isomerizating process for chain paraffins
07/02/2003CN1112967C Lower paraffin oxidative dehydrogenation catalysts and process for producing olefins
07/02/2003CN1112964C Low grade paraffine oxidation dehydrogenating catalyst and process for preparing olefins
07/01/2003US6586650 Ring opening with group VIII metal catalysts supported on modified substrate
07/01/2003US6586360 Catalysis using vanadium pentoxide and bismuth oxide on catalyst support containing magnesium oxide or magnesium hydrotalcite
06/2003
06/26/2003DE3348504C2 Barium-exchanged zeolite L catalyst contg. platinum
06/25/2003EP1216093B1 Advances in dehydrogenation catalysis
06/25/2003EP1076639B1 Process for the hydrogenation of phenyl acetylene in a styrene-containing medium with the aid of a catalyst
06/24/2003US6583330 Group VIII metal and 12-tungstophosphoric acid or 12-tungs-tomolybdic acid on zirconium oxide support; isomerization and alkylation; reduced cracking; high octane number gasoline and fuels
06/24/2003US6582589 Process for the catalytic dehydrogenation of a light alkane
06/19/2003WO2003050065A1 Process for production of styrene
06/19/2003WO2003011444A3 Oxidative dehydrogenation of alkanes to olefins using an oxide surface
06/19/2003US20030114726 Feeding an isomerizable hydrocarbon in a isomerization zone containing an isomerization catalyst and an organoaluminum halide compound to prevent the deactivation of the catalyst which contains platinum, chlorine and alumina
06/19/2003US20030114725 Decomposing a tert-alkyl ether to form a tert-olefin, an alcohol and residual ether, in presence of a polysiloxane catalyst grafted with alkyl, aryl or alkylaryl sulfonic acid, purification, oxidation and dehydrogenation of tert-olefin
06/19/2003US20030114723 Benzene hydrogenation using a hydrogen source that contains impurities, such as carbon monoxide and hydrocarbon, in presence of nickel, copper containing hydrogenation catalyst on a support to reduce benzene to cyclohexane
06/18/2003CN1424295A Activation selective control method for ace tylene hydrogenation reactor
06/18/2003CN1424293A Benzene selective hydrogenation carried ruthenium based catalyst and its preparation
06/17/2003US6580009 Flexible preparation of propene and hexene
06/12/2003WO2003048175A1 Ligands for use in catalytic processes
06/12/2003US20030109767 Process of paraffin hydrocarbon isomerization catalysed by ionic liquids
06/12/2003US20030109749 Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
06/11/2003EP1318127A2 Improved processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes
06/11/2003CN1423625A Process for the production of gasoline stocks
06/11/2003CN1422833A Improved method for preparing olefin, non-mathred carboxyl acid and non-matured nitrile
06/10/2003US6576804 Method and catalyst for producing olefins, in particular propylenes, by dehydrogenation
06/10/2003US6576803 Rare earth (oxy or hydroxy)carbonates
06/10/2003US6576581 One non-zeolitic molecular sieve and one zeolitic aluminosilicate, having specified contrasting pore structures; non-equilibrium mixture of xylenes and ethylbenzene to obtain improved yield of para-xylene
06/05/2003US20030105373 Dehydrogenation layered catalyst containing an inner core, an outer layer of refractory oxide is bonded to inner core, and outer layer having uniformly dispersed platinum group metal, a promoter and a modifier metal
06/05/2003US20030105372 Process for selectively producing aromatic compounds
06/04/2003EP0863861B1 Selective opening of five and six membered rings
06/04/2003CN1110468C Continuous prepn. of cyclohexene by partially hydrogenation of benzene
05/2003
05/30/2003WO2003043962A1 Heteregeneous catalyst compositions
05/29/2003US20030100794 Mixed oxides of aluminum, molybdenum, vanadium, tungsten or manganese and other oxides
05/28/2003EP1246695A4 Carbide- and oxycarbide-based compositions, rigid porous structures including the same, and methods of making and using the same
05/28/2003EP0913386B1 Process for separating and purifying alkali metal salts of hydroxynaphthalenecarboxylic acids
05/28/2003CN1419965A Electric activation catalysis
05/22/2003WO2003042135A2 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
05/22/2003WO2003041852A1 Structured catalysts and processes for gas/liquid reactors
05/22/2003US20030097034 Ni catalysts and methods for alkane dehydrogenation
05/22/2003US20030097030 Process for producing branched olefins from linear olefin/paraffin feed
05/22/2003US20030094381 Electroactive catalysis
05/22/2003CA2466449A1 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
05/21/2003EP1312411A2 Electroactive catalysis
05/21/2003CN1419528A Catalytic conversion of alkanes to alkenes
05/21/2003CN1419474A Shell catalysts, method for producing the same, and the use thereof
05/20/2003US6566573 Autothermal process for the production of olefins
05/20/2003US6566570 Process for preparing cyclic monomers
05/15/2003WO2003040067A2 Slurry hydrocarbon synthesis with liquid hydroisomerization in the synthesis reactor
05/15/2003US20030092953 Partially combusting the hydrocarbon and an oxygen-containing gas in the presence of a catalyst comprising palladium and at least one further metal selected from Group IIIA, Group IVA, VA or a transition metal
05/15/2003US20030091485 Using solid catalyst; monolithic ceramic honeycomb
05/15/2003CA2465970A1 Slurry hydrocarbon synthesis with liquid hydroisomerization in the synthesis reactor
05/14/2003EP1310472A1 Process of paraffin hydrocarbon isomerisation on ionic liquids as catalysts
05/14/2003EP1309529A1 Fragrance compounds
05/14/2003CN1418181A Process for production of olefins
05/14/2003CN1418180A Process for removal of mapd from hydrocarbon streams
05/14/2003CN1417179A Cyclopentadiene hydrogenating precess of preparing cyclopentene
05/14/2003CN1417178A Cyclopentadiene hydrogenating process of preparing cyclopentane
05/14/2003CN1108187C Preparation of catalyst for inversion reaction of organic compound
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