Patents
Patents for C07C 6 - Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions (4,092)
03/1992
03/31/1992CA1298318C Method for producing alkylstyrene
03/24/1992US5098876 Olefin disproportionation catalyst and process
03/18/1992EP0475245A2 Preparation of alpha-olefin by ethenolysis
03/17/1992US5097061 From isobutylbenzene and ethylene, dehydrogenation, carboxylation of the p-isobutylstyrene product, catalytic
03/10/1992US5095169 Fuel additives
03/03/1992US5093540 Process for selectively converting linear paraffins to linear alpha olefins
02/1992
02/20/1992WO1992002473A1 Process for producing 2-alkyl-6-ethyl-naphthalene
02/12/1992EP0470651A1 1,2-Di(4-isobutylphenyl) ethane and its preparation and use as intermediate
02/11/1992US5087783 Transalkylation of benzene in a moving bed
02/11/1992US5087710 Homogeneous rhenium catalysts for metathesis of olefins
01/1992
01/29/1992CN1058196A Zeolites
01/29/1992CN1058195A Zeolites
01/22/1992CN1058011A Transalkyation in presence of catalyst slurry
01/21/1992US5082641 Silicon/titanium oxide mfi zeolites
01/15/1992EP0465642A1 New zeolite ssz-31
01/14/1992US5081323 Liquid phase alkylation or transalkylation process using zeolite beta
01/09/1992WO1992000260A1 Selective ethylation of naphthalene compounds
01/09/1992WO1991018851A3 Process for catalytic conversion of olefins
01/09/1992DE2858796C2 Metal-contg. ZSM-5 type zeolites
01/02/1992EP0463768A2 Zeolites
12/1991
12/27/1991EP0462745A2 Zeolites
12/18/1991CN1015101B Catalytic composite for conversion of hydrocarbons
12/12/1991WO1991018851A2 Process for catalytic conversion of olefins
12/12/1991WO1991018849A1 Transalkylation in the presence of a catalyst slurry
12/12/1991CA2084672A1 Process for catalytic conversion of olefins
12/11/1991EP0452411A4 Acid catalyzed process
12/10/1991CA1293000C Method for producing m-ethyldiphenyls
12/09/1991CA2042996A1 Transalkylation in the presence of a catalyst slurry
11/1991
11/28/1991WO1991017829A1 Hydrocracking catalyst and process
11/27/1991EP0457853A1 A process for the catalytic conversion of a c 9?+ aromatics feed.
11/13/1991EP0456373A1 A catalyst system for metathesis reactions of olefines and a process for the metathesis of an olefine
11/06/1991EP0444056A4 Process for selective manufacture of 2,6-dialkylnaphthalenes
11/06/1991EP0437517A4 Process for selective diisopropylation of naphthyl compounds using shape selective acidic crystalline molecular sieve catalysts
11/05/1991US5063037 Zeolites, catalysts !
10/1991
10/23/1991EP0452411A1 Acid catalyzed process
10/16/1991EP0452084A2 Process for the conversion of propane und butane
10/16/1991EP0451941A1 Catalyst and process for the selective production of para-dialkyl substituted benzenes
10/15/1991CA1290769C Alkylation/transalkylation process for selective production of monoalkylated aromatics
10/08/1991US5055628 Using rhenium oxide and boron oxide catalyst on alumina
10/02/1991DE4009910A1 Ethenolytic metathesis of olefin(s) - using organo-rhenium oxide catalyst on oxidic carrier
09/1991
09/29/1991WO1991014665A1 Use of organic derivatives of rhenium oxides as catalysts for ethenolytic metathesis of olefinic compounds and process for ethenolytic metathesis of olefinic compounds using these catalysts
09/04/1991EP0444750A2 Process for converting toluene and butadiene to styrene and 1-pentene
09/04/1991EP0444265A2 Process for the metathesis of olefins and functionalized olefins
09/04/1991EP0444264A2 Catalysts for the metathesis of olefins and functionalised olefins
09/04/1991EP0444056A1 Process for selective manufacture of 2,6-dialkylnaphthalenes.
08/1991
08/27/1991US5043520 Contacting with a molybdenum, tungsten and/or rhenium dispro-portionation catalyst on an inorganic oxide support and an acidic zeolite isomerization catalyst
08/27/1991CA2037019A1 Process for converting toluene and butadiene to styrene and 1-pentene
08/21/1991EP0442159A1 Concurrent isomerization and disproportionation of olefins
08/20/1991US5041402 Containing oxides of silicon and/or germanium with aluminum, iron, gallium, boron titanium, vanadium, zirconium, molybdenum, arsenic, chromium and/or manganese
08/14/1991EP0440637A1 Improved process for the transalkylation of polyalkylbenzenes
08/08/1991WO1991011414A1 A process for the catalytic disproportionation of toluene
08/07/1991EP0439632A1 Process for the alkylation of an aromatic hydrocarbon
07/1991
07/27/1991WO1991011258A1 New zeolite ssz-31
07/27/1991CA2049035A1 Zeolite ssz-31
07/24/1991EP0438134A1 A method for preparing a catalyst for metathetic reactions of hydrocarbons
07/24/1991EP0437877A1 Concurrent isomerization and disproportionation of olefins
07/24/1991EP0437517A1 Process for selective diisopropylation of naphthyl compounds using shape selective acidic crystalline molecular sieve catalysts.
07/23/1991US5034362 Roasting a zeolite composition and a group IIA or group VIII metal after impregnation or ion exchanging
07/17/1991CN1053018A Composition for zn-al-p-si-oxide molecular sieve
07/11/1991WO1991009824A1 A process for the catalytic disproportionation of methylnaphthalenes
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
07/05/1991WO1991009825A1 Homogeneous rhenium catalysts for metathesis of olefins
07/05/1991CA2072755A1 Homogeneous rhenium catalysts for metathesis of olefins
07/03/1991CN1052655A Process and catalyst compostion of alkylating benzene or substituted benzene or transalkylating alkylated benzene
06/1991
06/27/1991WO1991008998A1 A process for the catalytic conversion of a c9+ aromatics feed
06/26/1991EP0434485A1 Method of production of phenol
06/26/1991EP0434123A1 Concurrent isomerization and disproportionation of olefins
06/26/1991EP0433932A1 Process of alkylating benzene or substituted benzene or transalkylating alkylated benzene
06/25/1991US5026948 Using group 6 metal oxide catalyst
06/25/1991US5026942 Process for selective diisopropylation of naphthyl compounds using shape selective acidic crystalline molecular sieve catalysts
06/25/1991US5026939 Method for producing 4-isobutylstyrene
06/25/1991US5026936 Enhanced production of propylene from higher hydrocarbons
06/25/1991US5026935 Combined cracking and metathesis
06/22/1991CA2032985A1 Process for preparing phenol
06/19/1991EP0432329A1 Production of middle distillates
06/18/1991US5025111 Production of non-conjugated diolefins
06/18/1991CA1285001C Disproportionation of alkenes
06/07/1991CA2004908A1 Production of middle distillates by paraffin disproportionation
05/1991
05/02/1991EP0424393A1 Manufacture of alkylbenzenes.
04/1991
04/30/1991CA1283648C Zeolite ssz-25
04/18/1991WO1991004958A1 Method for the preparation of hydrolyle or carboxyle compounds with two or three double bonds and more than 5 carbon atoms
04/17/1991EP0422727A1 Method for recovering trimethylbenzenes from mixtures which contain them
04/16/1991US5008480 Process for converting toluene and butadiene to styrene and 1-pentene
04/16/1991US5007997 Zeolite SSZ-26
04/10/1991EP0421701A1 Enhanced production of propylene from higher hydrocarbons
04/10/1991EP0421700A1 Enhanced production of ethylene from higher hydrocarbons
04/10/1991EP0420857A1 Reciprocating dental tool.
04/02/1991US5004854 Heating and pressurization in presence of hydrogen of a mixture of aromatic feed containing propyl- and methylethyl-benzenes
03/1991
03/27/1991CN1012169B Modification of hydrocarbon conversion processes over crystalline aluminosilicate zeolite-based catalysts by incorporation of a molybdenum compound
03/26/1991US5003122 Process for selective diisopropylation of naphthyl compounds using shape selective acidic crystalline molecular sieve catalysts
03/26/1991US5003120 Process for selective manufacture of 2,6-diisopropylnaphthalenes with equilibration reactor
03/19/1991CA1281700C Zeolite ssz-23
02/1991
02/27/1991EP0414207A2 Method for preparing alpha-(-4-isobutylphenyl) propionic acid or its precursor
02/27/1991EP0413717A1 Alkylation of benzene in a moving bed.
02/26/1991US4996386 Concurrent isomerization and disproportionation of olefins
02/20/1991CN1011689B Crystalline gallophosphate compositions
02/18/1991EP0420857A4 Reciprocating dental tool.
02/12/1991US4992608 Method for preparing cumene
01/1991
01/29/1991CA1279634C Activation of aluminum phosphates
01/08/1991WO1991000844A1 Zeolite (b)ssz-24
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