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Class Information
Number: 585/664
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By double-bond-shift isomerization
Description: Subject matter wherein the olefinic unsaturation (double bond) of a feed monoolefin molecule shifts to another position in the hydrocarbon molecule.

Sub-classes under this class:

Class Number Class Name Patents
585/666 Using aluminosilicate catalyst 92
585/669 Using halogen-containing catalyst 41
585/665 Using organometallic catalyst 36
585/667 Using p-containing catalyst 52
585/668 Using s-containing catalyst 47
585/670 Using transition metal-containing catalyst 131

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8624075 Isomerization of linear alpha-olefins Jan. 7, 2014
8586813 Catalyst for metathesis of ethylene and 2-butene and/or double bond isomerization Nov. 19, 2013
8440874 Olefin isomerization and metathesis catalyst May. 14, 2013
8435920 Cyclic catalytic upgrading of chemical species using metal oxide materials May. 7, 2013
8395005 Production of 1-butene and propylene from ethylene Mar. 12, 2013
8389790 Process for isomerisation of lycopene in the presence of thiourea Mar. 5, 2013
8314278 Process and system for the production of isoprene Nov. 20, 2012
8299313 Olefin production process Oct. 30, 2012
8293960 Process for the production of butadiene Oct. 23, 2012
8178737 Propylene production May. 15, 2012
8178736 Process and system for the production of isoprene May. 15, 2012
8148593 Process for hydrocarbon conversion with on-line solid particulate material removal Apr. 3, 2012
8084659 Hexene upgrading Dec. 27, 2011
7982086 Deisobutenizer Jul. 19, 2011
7960599 Method for making industrial chemicals Jun. 14, 2011
7956229 Method for producing internal olefin, internal olefin mixture, and oil drilling fluid containing internal olefin mixture Jun. 7, 2011
7939703 Method for photocatalytic isomerization of 1,2-diphenylethylene analogues May. 10, 2011
7932428 Process for preparing 1-butene from technical mixtures of C4 hydrocarbons Apr. 26, 2011
7888541 Double bond hydroisomerization of butenes Feb. 15, 2011
7655827 Selective isomerization of olefins to alkenes using a mesoporous catalyst Feb. 2, 2010
7638673 Process for hydrocarbon conversion with on-line solid particulate material removal Dec. 29, 2009
7576251 Process for the double bond hydroisomerization of butenes Aug. 18, 2009
7462277 Continuous method for separating a C.sub.4 cut Dec. 9, 2008
7429553 Process for reducing the toxicity of hydrocarbons Sep. 30, 2008
7405339 Catalyst composition comprising a heteropoly acid, zinc, and a support component and processes therefor and therewith Jul. 29, 2008
7390395 Hydrocarbon conversion using molecular sieve SSZ-56 Jun. 24, 2008
7355087 Production of 1-alkenes from mixed olefin streams using catalytic distillation Apr. 8, 2008
7332637 Isomerization of olefins with carboxylic acid Feb. 19, 2008
7329788 Process for producing gasoline components Feb. 12, 2008
7326817 Process for reducing the toxicity of hydrocarbons Feb. 5, 2008
7271308 Process for isomerization of alpha olefins to internal olefins Sep. 18, 2007
7256152 Composition of catalyst and solvent and catalysis processes using this composition Aug. 14, 2007
7151199 Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Dec. 19, 2006
7132582 Catalytic process for the preparation of isolongifolene Nov. 7, 2006
7078579 Process for the isomerization of a vinylidene olefin Jul. 18, 2006
7041865 Process for the isomerization of an olefin May. 9, 2006
6875901 Olefin isomerization process Apr. 5, 2005
6872862 Propylene production Mar. 29, 2005
6858769 Lithium aluminate layered catalyst and a selective oxidation process using the catalyst Feb. 22, 2005
6852901 Process to isomerize 1-butene to 2-butene Feb. 8, 2005
6841713 Process for preparing bicylo[2.2.1] heptane derivatives Jan. 11, 2005
6822130 Isomerization catalyst with a specific pore size distribution Nov. 23, 2004
6781022 Polyvalent bifunctional catalyst and the process of realization of such a catalyst Aug. 24, 2004
6768038 Alpha olefin production Jul. 27, 2004
6649662 Methods for optimizing fischer-tropsch synthesis of hydrocarbons in the distillate fuel and/or lube base oil ranges Nov. 18, 2003
6593505 Catalyst of mixed fluorosulfonic acids Jul. 15, 2003
6566569 Conversion of refinery C5 paraffins into C4 and C6 paraffins May. 20, 2003
6518469 Process for improved yields of higher molecular weight olefins from lower molecular weight olefins Feb. 11, 2003
6495732 Olefin isomerization process Dec. 17, 2002
6420619 Cracked gas processing and conversion for propylene production Jul. 16, 2002

1 2 3

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