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Class Information
Number: 585/647
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By alkyl transfer, e.g., disproportionation, etc. > Using re-containing catalyst
Description: Subject matter wherein the reaction employs a catalyst containing rhenium and free from other transition metals.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8674155 Systems and methods for processing hydrocarbons Mar. 18, 2014
8440874 Olefin isomerization and metathesis catalyst May. 14, 2013
8013200 Process for producing olefins Sep. 6, 2011
7977522 Process of producing olefins Jul. 12, 2011
7960599 Method for making industrial chemicals Jun. 14, 2011
7888541 Double bond hydroisomerization of butenes Feb. 15, 2011
7868216 Production of propylene employing dimerising ethylene to 1-butene, hydroisomerization to 2-butene and metathesis by ethylene Jan. 11, 2011
7767170 Cracking hydrocarbon feedstock containing resid utilizing partial condensation of vapor phase from vapor/liquid separation to mitigate fouling in a flash/separation vessel Aug. 3, 2010
7696398 Stabilization of olefin metathesis product mixtures Apr. 13, 2010
7625480 Pyrolysis furnace feed Dec. 1, 2009
7576251 Process for the double bond hydroisomerization of butenes Aug. 18, 2009
7550638 Integrated cracking and metathesis process Jun. 23, 2009
7235705 Process for reducing vapor condensation in flash/separation apparatus overhead during steam cracking of hydrocarbon feedstocks Jun. 26, 2007
7220887 Process and apparatus for cracking hydrocarbon feedstock containing resid May. 22, 2007
7145050 Modified supported metathesis catalysts Dec. 5, 2006
7041864 Linear and branched olefin production from cyclic olefin feedstocks May. 9, 2006
6977318 Propylene production Dec. 20, 2005
6916966 Process for preparing cycloalkadienes Jul. 12, 2005
6903241 Metathesis catalysts Jun. 7, 2005
6852900 Method for carrying out a metathesis reaction of unsaturated organic compounds Feb. 8, 2005
6777582 Process for producing propylene and hexene from C4 olefin streams Aug. 17, 2004
6743958 Process for selective production of propylene from hydrocarbon fractions with four carbon atoms Jun. 1, 2004
6727396 Process for the production of linear alpha olefins and ethylene Apr. 27, 2004
6686510 Production of high-purity isobutene and propylene from hydrocarbon fractions with four carbon atoms Feb. 3, 2004
6677495 Oligomer mixtures derived from cyclopentene; method for the production and use thereof Jan. 13, 2004
6646172 Preparation of propene Nov. 11, 2003
6639116 Simplified methods of making 1,3-cyclohexadiene Oct. 28, 2003
6624338 Rhenium-and caesium-based metathesis catalyst and a process for converting C4 olefinic cuts by metathesis Sep. 23, 2003
6586649 Production of propylene Jul. 1, 2003
6583329 Olefin metathesis in a distillation column reactor Jun. 24, 2003
6580009 Flexible preparation of propene and hexene Jun. 17, 2003
6566568 Molecular averaging of light and heavy hydrocarbons May. 20, 2003
6538168 Preparation of C5-/C6-olefins Mar. 25, 2003
6441263 Ethylene manufacture by use of molecular redistribution on feedstock C3-5 components Aug. 27, 2002
6437209 Process for metathesis of olefins in the presence of a stabilizing agent of the catalyst Aug. 20, 2002
6433240 Preparation of propene and, if desired, 1-butene Aug. 13, 2002
6358482 Facility for the production of isobutene and propylene from hydrocarbon cuts containing four carbon atoms Mar. 19, 2002
6284939 Process for liquid-phase conversion with a moving-bed catalyst using a stripper-lift Sep. 4, 2001
6281402 Alternated process for olefin metathesis Aug. 28, 2001
6271430 Preparation of propene Aug. 7, 2001
6235958 Process for converting C5 olefinic cuts by metathesis using a catalyst based on rhenium and cesium May. 22, 2001
6166279 Preparation of olefins Dec. 26, 2000
6130181 Metathesis catalyst, and its preparation and use Oct. 10, 2000
6075173 Process for production of isobutene and propylene from hydrocarbon cuts containing four carbon atoms Jun. 13, 2000
5990369 Process for producing light olefins Nov. 23, 1999
5942653 Metathesis process for treating unsaturated hydrocarbons Aug. 24, 1999
5905055 Heterogeneous metathesis catalyst May. 18, 1999
5898091 Process and plant for the conversion of olefinic C.sub.4 and C.sub.5 cuts to an ether and to propylene Apr. 27, 1999
5898092 Supported catalyst containing rhenium and aluminum process for the preparation thereof and use for the metathesis of olefins Apr. 27, 1999
5877365 Process and plant for the conversion of olefinic C.sub.4 cuts to polyisobutene and to propylene Mar. 2, 1999

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