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Class Information
Number: 585/616
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > Diolefin product > By dehydrogenation
Description: Subject matter wherein hydrogen is removed from a feedstock to synthesize the diolefin product.

Sub-classes under this class:

Class Number Class Name Patents
585/633 Plural stage or with specified quench or separation procedure 15
585/627 Using extraneous nonhydrocarbon agent, e.g., catalyst, etc. 58
585/617 Using nonhydrocarbon acceptor 17

Patents under this class:

Patent Number Title Of Patent Date Issued
8674156 Mixed manganese ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof Mar. 18, 2014
8524969 Dehydrogenation reactions of hydrocarbons to alkenes Sep. 3, 2013
8513479 Zinc ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof Aug. 20, 2013
8410328 Method of preparing multicomponent bismuth molybdate catalysts comprising four metal components and method of preparing 1,3-butadiene using said catalysts Apr. 2, 2013
8367885 Method of preparing multicomponent bismuth molybdate catalysts with controlling pH and a method of preparing 1,3-butadiene using thereof Feb. 5, 2013
8237000 Combined carbon dioxide and oxygen process for ethylbenzene dehydrogenation to styrene Aug. 7, 2012
8222472 Method of producing 1,3-butadiene from N-butene using continuous-flow dual-bed reactor Jul. 17, 2012
8188328 Endothermic hydrocarbon conversion process May. 29, 2012
8106249 Catalytic oxidative dehydrogenation, and microchannel reactors for catalytic oxidative dehydrogenation Jan. 31, 2012
8088962 Method for producing butadiene from n-butane Jan. 3, 2012
7985706 Uniformly, highly dispersed metal catalyst and process for producing the same Jul. 26, 2011
7973207 Endothermic hydrocarbon conversion process Jul. 5, 2011
7790650 Catalyst comprising nanocarbon structures for the production of unsaturated hydrocarbons Sep. 7, 2010
7626068 Ni catalysts and methods for alkane dehydrogenation Dec. 1, 2009
7622623 Catalytically inactive heat generator and improved dehydrogenation process Nov. 24, 2009
7518024 Process for preparing 1-butene Apr. 14, 2009
7495138 Method for producing butadiene from n-butane Feb. 24, 2009
7488857 Method for the production of butadiene and 1-butene Feb. 10, 2009
7488858 Method for the production of butadiene Feb. 10, 2009
7485761 Method for producing 1-butene Feb. 3, 2009
7482500 Preparation of butadiene Jan. 27, 2009
7435860 Method for the production of butadine from n-butane Oct. 14, 2008
7417173 Method for producing butadiene from n-butane Aug. 26, 2008
7034195 Method for the production of butadiene from n-butane Apr. 25, 2006
6706936 Process for making a lube base stock from a lower molecular weight feedstock Mar. 16, 2004
6667423 Process for the production of a diene in three successive stages from a tertiary alkyl ether Dec. 23, 2003
6582589 Process for the catalytic dehydrogenation of a light alkane Jun. 24, 2003
6392113 Catalytic hydrocarbon dehydrogenation system with prereaction May. 21, 2002
5837127 Process for cracking and transhydrogenation of hydrocarbon feedstock Nov. 17, 1998
5801293 Method of isomerizing olefins Sep. 1, 1998
5792891 Integrated process for the production of tame Aug. 11, 1998
5772898 Hydrocarbon conversion process using novel metallo manganese oxides Jun. 30, 1998
5639926 Process for producing a branched chain olefin by isomerization and transhydrogenation Jun. 17, 1997
5585530 Transhydrogenation Dec. 17, 1996
4891464 Control method for oxygen addition to oxidative reheat zone of hydrocarbon conversion process Jan. 2, 1990
4843178 Compositions possessing pheromone-like activity Jun. 27, 1989
4751344 Catalytic synthesis of olefins from paraffins Jun. 14, 1988
4704497 Method for dehydrogenating hydrocarbons Nov. 3, 1987
4670621 Catalytic synthesis of olefins from paraffins Jun. 2, 1987
4652687 Process for the dehydrogenation of dehydrogenatable hydrocarbons Mar. 24, 1987
4607129 Catalytic dehydrocyclization and dehydrogenation of hydrocarbons Aug. 19, 1986
4551235 Utility conservation in hydrogen recycle conversion processes Nov. 5, 1985
4536196 Coated diffusion membrane and its use Aug. 20, 1985
4504692 Process for producing 1,3-butadiene Mar. 12, 1985
4463213 Dehydrogenation of organic compounds with a zinc titanate hydrogel Jul. 31, 1984
4413155 Ammoxidation of olefins with novel antimonate catalysts Nov. 1, 1983
4353815 Hydrocarbon dehydrogenation with an attenuated superactive multimetallic catalytic composite for use therein Oct. 12, 1982
4266084 Non-catalytic pyrolysis of residues from aromatic carboxylic acid manufacture May. 5, 1981
4067921 Primary adjunct, continuous diene process Jan. 10, 1978
3944394 Apparatus suitable for carrying out catalytic process Mar. 16, 1976

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