Patents for C07C 6 - Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions (4,092) |
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10/10/2002 | US20020147374 Process for improved yields of higher molecular weight olefins from lower molecular weight olefins |
10/10/2002 | CA2442636A1 Selective ring-opening cross-metathesis of cycloolefins |
10/10/2002 | CA2442368A1 Cross-metathesis reaction of functionalized and substituted olefins using group 8 transition metal carbene complexes as metathesis catalysts |
10/09/2002 | CN1373007A Catalyst for preparing propylene by dismutation reaction and its preparing process and application |
10/09/2002 | CN1373006A Zeolite catalyst for preparing ethylbenzene from polyethyl benzene and benzene and preparing process thereof |
10/09/2002 | CN1373004A Zeolite catalyst for preparing ethyl benzene from polyethyl benzene and phenalkyl and preparing process thereof |
10/09/2002 | CN1092172C Process for preparation of monoalkyl benzene |
10/08/2002 | US6462247 Using a catalyst of dealuminated nickel-mordenite structure having a silica-to-aluminum mole ratio of between about 10 and about 50 |
10/08/2002 | US6461580 Using zeolite SSZ-58 for reduction of oxides of nitrogen in a gas stream |
10/03/2002 | WO2002076613A1 High activity metal carbene metathesis catalysts generated using a thermally activated n-heterocyclic carbene precursor |
10/03/2002 | US20020143222 For producing propylene from an olefinic C4 cut |
10/03/2002 | CA2441500A1 High activity metal carbene metathesis catalysts generated using a thermally activated n-heterocyclic carbene precursor |
10/02/2002 | CN1372534A Process for manufacturing alkanes with methane |
10/01/2002 | US6458736 The binder comprising particles having a particle size less than that of the first zeolite; hydrorefining catalyst selectivity; cracking; isomerization; disproportionation; transalkylation; alkylation; reforming |
09/26/2002 | US20020137977 Aromatic conversion processes and zeolite catalyst useful therein |
09/18/2002 | EP1240122A1 Metathesis process for converting short chain olefins to longer chain olefins |
09/06/2002 | WO2001064335A3 Iron, cobalt and/or nickel containing alpo bound sapo molecular sieve catalyst for producing olefins |
09/04/2002 | EP0951443B1 Hydrocarbon conversion using large crystal zeolite catalyst |
09/04/2002 | CN1090158C Gas phase alkylation-liquid transalkylation process |
09/04/2002 | CN1090157C Process for preparing middle chain to near middle chain branched alpha-alkene |
08/29/2002 | WO2002066406A1 Modified method for producing higher $g(a)-olefin |
08/29/2002 | WO2001016059A9 Process for conversion of well gas by disproportionation to saleable products |
08/29/2002 | US20020120173 Injecting a stabilizer: an aluminum compound XqAIR'r- (X is aradical selected from alkoxide or aryloxides, sulfides(RS-) and amines(R2N), R'is alkyl radical of 1-20 carbon atoms, q and r= 1, or 2, sum of q+r= 3 to reduce catalyst deactivation |
08/29/2002 | CA2434579A1 Modified method for producing higher alpha-olefin |
08/28/2002 | EP0988265B1 Heavy aromatics processing |
08/27/2002 | US6440886 Zeolite beta and its use in aromatic alkylation |
08/22/2002 | WO2002053520A3 Method for producing hydrocarbons having a modified carbon skeleton |
08/21/2002 | CN1365300A Hydrocarbon conversion process and catalyst useful therein |
08/20/2002 | US6437209 Injecting aluminum promoter into feedstock to reduce deactivation of catalyst; allows rebalancing of ethylene, propylene, butenes, and pentenes from cracking operation; improved efficiency |
08/20/2002 | US6436869 Iron, cobalt and/or nickel containing ALPO bound SAPO molecular sieve catalyst for producing olefins |
08/15/2002 | WO2002062734A1 Production of alkylaromatic compounds |
08/14/2002 | EP1230207A2 Metathesis syntheses of pheromones or their components |
08/14/2002 | EP1194375A4 Synthetic porous crystalline mcm-68, its synthesis and use |
08/14/2002 | EP1137739A4 Catalytic cracking process using an mcm-68 catalyst |
08/08/2002 | WO2002060815A1 Microporous crystalline material (itq-19) with laminar characteristics, preparation method and use thereof as a catalyst in the catalytic conversion of organic compounds |
08/08/2002 | CA2436430A1 Microporous crystalline material (itq-19) with laminar characteristics, preparation method and use thereof as a catalyst in the catalytic conversion of organic compounds |
08/07/2002 | CN1362391A Catalyst for selective disproportionation and modification of toluene |
08/07/2002 | CN1362390A Catalyst for selective disproportionation of toluene |
08/06/2002 | US6429347 Precoking zeolite mfi catalyst; alkylation of toluene to p-xylene; regeneration |
08/06/2002 | US6429346 Simultaneous process for simulated moving-bed dismutation and separation of toluene into benzene and xylenes |
08/01/2002 | WO2002059066A1 Process for the production of linear alpha olefins and ethylene |
08/01/2002 | DE10103309A1 Verfahren zur Herstellung höherer Alpha-Olefine A process for the production of higher alpha-olefins |
08/01/2002 | DE10100485A1 Verfahren zur Herstellung von Kohlenwasserstoffen mit verändertem Kohlenstoffgerüst A process for preparing hydrocarbons having an altered carbon skeleton |
07/24/2002 | EP0641254B1 Catalyst supports, supported catalysts methods of making the same and methods of using the same |
07/24/2002 | CN1359752A Modified zeolite catalyst for preparing nano alkylbenzene from polyalkylbenzene and benzene and its preparing process |
07/24/2002 | CN1088095C Process and apparatus for converting C4 olefine fraction to polyisobutylene and propene |
07/24/2002 | CN1088049C Aromatic conversion processes and zeolite catalyst useful therein |
07/23/2002 | US6423880 Contacting hydrocarbon disproportionation acid catalyst |
07/17/2002 | EP1100765A4 A process for producing terephthalic acid and/or dimethyl terephthalate |
07/17/2002 | EP1091907B1 Molecular sieve cit-6 |
07/17/2002 | CN1359359A Alkylaromatics production |
07/16/2002 | US6420305 Kneading, shaping and roasting catalyst supports comprising zirconia, alumina and sulfur compounds, used for acylation, isomerization, disproportionation, alkylation, esterification, etherification and addition polymerization |
07/11/2002 | WO2002053520A2 Method for producing hydrocarbons having a modified carbon skeleton |
07/11/2002 | US20020091293 Progressive temperature gradient stabilizes hydrorefining catalysts (metal-modified zeolite) to allow long duration of use and low by-product make |
07/11/2002 | US20020091060 Crystalline aluminosilicate zeolite with a SiO2/Al2O3 molar ratio of 10-100; 0.05-10 parts of metal bismuth or oxides thereof supported on the zeolite |
07/04/2002 | WO2002051539A1 Crystalline multinary metal oxide compositions, process for preparing and processes for using the composition |
07/04/2002 | US20020085976 Process for preparing zeolites |
07/03/2002 | EP1218324A1 Alkylaromatics production |
07/03/2002 | CN1356927A Metal-contg. macrostructures of porous inorganic oxide, prepn. thereof, and use |
06/27/2002 | WO2002016290A3 Method for synthesising terminal olefins having a limited molar mass distribution |
06/27/2002 | US20020081262 Process for preparing zeolites using pyrrolidinium cations |
06/20/2002 | WO2002048077A1 Process for producing adamantane compound |
06/19/2002 | EP0841988B1 A ruthenium-based catalyst composition for olefin metathesis |
06/18/2002 | US6406614 Method for zeolite platinization |
06/12/2002 | EP1176234A9 Catalyst supports, supported catalysts, methods of making the same and methods of using the same |
06/12/2002 | EP1037897B1 Highly active cationic ruthenium and osmium complexes for olefin metathesis reactions |
06/11/2002 | US6403856 Process for separating alkylaromatic hydrocarbons |
06/05/2002 | EP1210307A1 Process for conversion of well gas by disproportionation to saleable products |
06/04/2002 | US6399846 From mixture of aromatic hydrocarbons |
05/29/2002 | EP1208907A1 Multistage reaction system with interstage sparger systems and its use in alkylation |
05/29/2002 | DE10046143A1 Trägerfixierte Katalysatoren für die Olefin-Metathese Supported catalysts for olefin metathesis |
05/29/2002 | CN1085643C Heat integration in alkylation/transalkylation process |
05/29/2002 | CN1085558C Aluminosilicate carrier for metathesis catalysts |
05/28/2002 | US6395945 Integrated hydroisomerization alkylation process |
05/16/2002 | US20020058812 Highly active metathesis catalysts generated in situ from inexpensive and air stable precursors |
05/14/2002 | US6388159 Xylene isomerization process using UZM-5 and UZM-6 zeolites |
05/14/2002 | US6388158 Process for the production of 2,6-dimethylnaphthalene from petrochemical streams |
05/14/2002 | US6388157 Aromatic alkylation process using UZM-5 and UZM-6 aluminosilicates |
05/10/2002 | WO2002036489A1 Uzm-5, uzm-5p and uzm-6; crystalline aluminosilicate zeolites and processes using the same |
05/10/2002 | CA2427555A1 Uzm-5, uzm-5p and uzm-6; crystalline aluminosilicate zeolites and processes using the same |
05/09/2002 | US20020055598 Acid activation of ruthenium metathesis catalysts and living ROMP metathesis polymerization in water |
05/08/2002 | EP0922020B1 Process for the production of alkylated benzenes |
05/08/2002 | CN1084321C Toluene disproportionation and transalkylation method |
05/07/2002 | US6383967 Selective aromatics disproportionation/transalkylation catalyst |
04/24/2002 | CN1083412C Methylation of toluene to para-xylene |
04/24/2002 | CN1083411C Preparation of propene |
04/24/2002 | CN1083291C Process for modifying shape selectivity of a zeolite catalyst |
04/17/2002 | EP1196361A1 High temperature metathesis process |
04/17/2002 | EP1044069B1 Preparation of zeolite bound by mfi structure type zeolite and use thereof |
04/11/2002 | WO2002002490A3 Synthesis of high quality normal alpha olefins |
04/11/2002 | US20020042548 Alkylating benzene and propylene with molecular sieve catalyst |
04/10/2002 | EP1194394A1 Process for manufacturing alkanes with methane |
04/10/2002 | EP1194375A1 Synthetic porous crystalline mcm-68, its synthesis and use |
04/10/2002 | EP1194236A1 Metal-containing macrostructures of porous inorganic oxide, preparation thereof, and use |
04/09/2002 | CA2207526C Process for preparing dialkylnaphthalene |
04/04/2002 | WO2002026671A1 Maximizing meta-isomers in the production of dialkylbenzene compounds |
04/04/2002 | US20020038775 Porous inorganic macrostructure materials and process for their preparation |
04/03/2002 | EP1192005A1 Hydrocarbon conversion process and catalyst useful therein |
04/03/2002 | EP1075482B1 Cationic ruthenium complexes, their production and their use |
03/28/2002 | US20020038067 Reactivation of aromatics alkylation catalysts |