| 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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| 10/20/1999 | EP0950650A2 Process for the preparation of 2,6 dimethylnaphthalene |
| 10/20/1999 | EP0950019A1 Zeolite ssz-45 |
| 10/14/1999 | WO1999051551A1 Aromatics and toluene/trimethylbenzene gas phase transalkylation processes |
| 10/13/1999 | EP0949227A1 Process for the alkylation or translakylation of aromatic compounds or for preparation of monoalkylated aromatic compounds |
| 10/12/1999 | US5965782 Hydrocracking fluid comprising c9+ aromatic compound with hydrogen containing fluid in the presnece of beta zeolite catalyst having incorporated therein tungsten carbide produce c6 to c8 aromatic hydrocarbon |
| 10/06/1999 | EP0946469A1 Oligomer mixtures derived from cyclopentene, method for the production and use thereof |
| 10/06/1999 | CN1230942A Selective catalytic conversion of C9 aromatic feedstock containing substantial amounts of ethyl substituted aromatic components to product rich in toluene and/or xylenes |
| 10/05/1999 | US5962758 Process of producing ethylbenzene using alkylation and transalkylation with propylbenzene destruction |
| 10/05/1999 | US5962363 Catalyst system suitable for use in the metathesis of unsaturated hydrocarbons |
| 09/30/1999 | DE19813720A1 Verfahren zur Herstellung von Olefinen A process for the production of olefins |
| 09/29/1999 | EP0945415A1 Process for the preparation of olefins |
| 09/28/1999 | US5959168 Zeolite-based ethylabenzene process adaptable to an aluminum chloride-based ethylbenzene plant |
| 09/27/1999 | CA2264305A1 Preparation of olefins |
| 09/21/1999 | US5955642 Multi-stage alkylation zone having a plurality of series connected catalyst beds containing a as silicalite, coupled with intermediate separation and recirculation steps and liquid phase transalkylation over a zeolite catalyst having a |
| 09/15/1999 | EP0754169B1 Single temperature stage crystalization to recover paraxylene |
| 09/14/1999 | US5952536 Aromatics and toluene/trimethylbenzene gas phase transalkylation processes |
| 09/14/1999 | US5952535 Selective catalytic conversion of a C9 aromatic feedstock containing substantial amounts of ethyl substituted aromatic components to a product rich in toluene and/or xylenes |
| 09/10/1999 | WO1999044738A1 Solid acid catalyst, method for preparing the same and reaction using the same |
| 09/08/1999 | EP0940178A1 Aromatic alkylation with a catalyst containing a surface-modified zeolite beta |
| 09/08/1999 | EP0763001B1 Selective production of para-dialkyl substituted benzenes |
| 09/08/1999 | CN1228073A Process for production of alkylated benzenes |
| 09/08/1999 | CN1227770A Aromatic alkylation with catalyst containing improved zeolite beta |
| 09/02/1999 | CA2230772A1 Aromatic alkylation with a catalyst containing an improved zeolite beta |
| 08/26/1999 | WO1999042469A1 Asymmetric ring-closing metathesis reactions |
| 08/26/1999 | CA2321211A1 Asymmetric ring-closing metathesis reactions |
| 08/24/1999 | US5942653 Metathesis process for treating unsaturated hydrocarbons |
| 08/24/1999 | US5942651 Process for converting C9 + aromatic hydrocarbons to lighter aromatic products by transalkylation in the prescence of two zeolite-containing catalysts |
| 08/24/1999 | US5942650 Selective absorbtion of acetonitrile from aromatic stream with nonacidic molecular sieve of specific zeolites with pore size of less than 5.5 angstroms prevents downstream poisoning of acid catalysts in alkyl aromatic production |
| 08/18/1999 | EP0793634B1 Hydrocarbon conversion process using a zeolite bound zeolite catalyst |
| 08/18/1999 | EP0700317B1 Catalyst for metathesis reactions and use of it |
| 08/04/1999 | EP0933344A1 Alternating process for the metathesis of olefins |
| 08/03/1999 | US5932777 Hydrocarbon conversion |
| 07/28/1999 | EP0931041A1 Selective catalytic conversion of a c 9? aromatic feedstock containing substantial amounts of ethyl substituted aromatic components to a product rich in toluene and/or xylenes |
| 07/28/1999 | CN1224408A Methylation of toluene to para-xylene |
| 07/28/1999 | CN1223991A Alternated process for olefin matathesis |
| 07/27/1999 | US5929296 Zeolite |
| 07/27/1999 | US5929295 Hydrodealkylation and transalkylation of C9 + aromatic compounds |
| 07/21/1999 | EP0749406B1 Process for the preparation of optically active cycloolefins |
| 07/21/1999 | CN1223603A Zeolite catalyst and its use in hydrocarbon conversion |
| 07/14/1999 | CN1222899A Process for producing aromatic compounds from aliphatic hydrocarbons |
| 07/14/1999 | CN1222898A Aromatic conversion processes and zeolite catalyst useful therein |
| 07/07/1999 | EP0927577A1 Ruthenium metathesis catalyst and method for producing olefin reaction product by metathesis reaction using the same |
| 07/06/1999 | US5919995 Use of composite catalyst for the dismutation and/or transalkylation of alkylaromatic hydrocarbons |
| 06/30/1999 | CN1221397A Process for manufacture of surfactants containing branch chain alkyl groups |
| 06/29/1999 | US5916983 Using dissimilar olefin or a cyclodiene and olefin |
| 06/23/1999 | EP0923989A2 A process for producing a shape-selective, metal-containing catalyst and use thereof in hydrocarbon conversion processes |
| 06/23/1999 | EP0863861A4 Selective opening of five and six membered rings |
| 06/17/1999 | WO1999029807A1 Production of olefins |
| 06/16/1999 | EP0922020A1 Process for the production of alkylated benzenes |
| 06/10/1999 | WO1999028330A1 Highly active cationic ruthenium and osmium complexes for olefin metathesis reactions |
| 06/10/1999 | WO1999028032A1 Preparation of zeolite bound by mfi structure type zeolite and use thereof |
| 06/10/1999 | CA2312755A1 Highly active cationic ruthenium and osmium complexes for olefin metathesis reactions |
| 06/09/1999 | EP0921180A1 Production of olefins |
| 06/09/1999 | EP0921129A1 Highly active cationic ruthenium and osmium complexes for olefin metathesis reactions |
| 06/09/1999 | EP0920404A1 A zeolite-based ethylbenzene process adaptable to an aluminum chloride-based ethylbenzene plant |
| 06/09/1999 | CN1218787A Preparing method for propylene |
| 06/03/1999 | WO1999026904A2 Alkylaromatics production |
| 06/03/1999 | CA2309440A1 Alkylaromatics production |
| 05/26/1999 | CN1217312A Toluene disproportionation and alkyl transfering process |
| 05/19/1999 | EP0799090B1 Aluminosilicate carrier for metathesis catalysts |
| 05/18/1999 | US5905055 Heterogeneous metathesis catalyst |
| 05/14/1999 | WO1999022866A1 A ruthenium-containing catalyst system for olefin metathesis |
| 05/14/1999 | WO1999022865A1 Acid activation of ruthenium metathesis catalysts and living romp metathesis polymerization in water |
| 05/12/1999 | EP0915072A1 Process for preparing propene |
| 05/12/1999 | EP0914311A1 Process for producing aromatic compounds from aliphatic hydrocarbons |
| 05/12/1999 | EP0914310A1 Aromatic conversion processes and zeolite catalyst useful therein |
| 05/11/1999 | US5902917 Ethylbenzene and cumene; transalkylation then cascading effluent into an alkylation zone with ethylene and propylene |
| 05/06/1999 | EP0912473A1 Methylation of toluene to para-xylene |
| 05/04/1999 | US5900522 Disproportion |
| 05/04/1999 | US5900518 Heat integration in alkylation/transalkylation process |
| 04/28/1999 | EP0910469A1 Method of metathesis of alcanes and catalyst |
| 04/27/1999 | US5898092 Rhenium oxide and (di)alkyl(di)aryloxyaluminum compound on porous catalyst support; impregnation, roasting |
| 04/27/1999 | US5898091 Selective hydrogenation, etherification, separation of oxygen containing impurities and methasis |
| 04/22/1999 | WO1999019278A1 Process for preparing 2,6-dialkylnaphthalene |
| 04/22/1999 | DE19746040A1 Propene production giving high yield and selectivity by disproportionation of but-1-ene, but-2-ene and isobutene using a metathesis catalyst based on a transistion metal |
| 04/21/1999 | EP0909302A1 $i(IN SITU) MITIGATION OF COKE BUILD-UP IN POROUS CATALYSTS BY PRETREATMENT OF HYDROCARBON FEED TO REDUCE PEROXIDES AND OXYGEN IMPURITIES |
| 04/21/1999 | EP0909216A1 Zeolite catalyst and its use in hydrocarbon conversion |
| 04/21/1999 | CN1043037C Hydrodealkylation process |
| 04/17/1999 | CA2249019A1 Preparation of propene |
| 04/07/1999 | EP0906152A1 Hydrocarbon conversion catalyst and its use |
| 04/07/1999 | CN1213361A Process for preparation of alpha-olefins |
| 03/31/1999 | EP0767768B1 Haloalkylation process |
| 03/30/1999 | CA2133305C Method for manufacturing ethylbenzene |
| 03/24/1999 | EP0737177B1 Method for making trans non-conjugated diolefins |
| 03/18/1999 | DE19740895A1 Production of propene and 1-butene |
| 03/16/1999 | US5883272 Supplying silica and alumina from precursor compounds; heat treatment |
| 03/10/1999 | EP0808299A4 Heavy aromatics processing |
| 03/03/1999 | EP0898554A1 Process for the manufacture of surfactants containing branch chain alkyl groups |
| 03/02/1999 | US5877373 C8 alkylaromatic hydrocarbon production using reversible flow reactive chromatography |
| 03/02/1999 | US5877365 Process and plant for the conversion of olefinic C4 cuts to polyisobutene and to propylene |
| 02/25/1999 | WO1999008961A1 Zeolite cit-5 |
| 02/24/1999 | CN1208669A Catalyst for prodn. of ethylene by oxidating mixture of methane and ethane as raw material |
| 02/24/1999 | CN1042221C Process for prodn. of ethylbenzene |
| 02/23/1999 | US5874661 Hydrocarbon treatment |
| 02/17/1999 | CN1207960A Catalyst for alkylation to prepare ethylbenzene, its preparation process, and new technology for preparing ethylbenzene by alkylation |
| 02/04/1999 | WO1999005081A1 Hydrocarbon conversion process |
| 02/02/1999 | US5866743 Hydrodealkylation processes |
| 02/02/1999 | US5866742 Carbon and molybdenum or molybdenum oxide activity promoter |
| 02/02/1999 | US5866741 Transalkylation/hydrodealkylation of a C9 + aromatic compounds with a zeolite |
| 01/20/1999 | EP0579776B1 Olefin oligomerization process |