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Class Information
Number: 585/654
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By dehydrogenation
Description: Subject matter wherein a monoolefin is produced by removing hydrogen from a molecule.


Sub-classes under this class:

Class Number Class Name Patents
585/659 Plural stages or with catalyst movement 56
585/656 Using acceptor, e.g., hydrogen-exchange disproportionation, etc. 143
585/660 Using extraneous agent containing pt-group metal and non-pt-group metal 264
585/661 Using transition metal oxide, sulfide, or salt 278
585/655 With plural separation procedures applied to effluent or effluent component 53


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
7547387 Method for passing a fluid through a moving bed of particles Jun. 16, 2009
7513932 Planar ceramic membrane assembly and oxidation reactor system Apr. 7, 2009
7439409 Process for para-xylene production from light aliphatics Oct. 21, 2008
7432406 Dehydrogenation process using a noble metal on a tin containing zeolite catalyst Oct. 7, 2008
7405338 Dehydrogenation reactions in narrow reaction chambers and integrated reactors Jul. 29, 2008
7393993 Method for removal of acetylenes from hydrocarbon streams Jul. 1, 2008
7348462 Process for preparing branched olefins from a paraffinic wax Mar. 25, 2008
7329791 Hydrogen transport membranes for dehydrogenation reactions Feb. 12, 2008
7271307 Method for improving the performance of a dehydrogenation catalyst Sep. 18, 2007
7241376 Method for passing a fluid through a moving bed of particles Jul. 10, 2007
7235706 Process for preparing light olefins by dehydrogenation of the corresponding paraffins Jun. 26, 2007
7227049 Ni catalysts and methods for alkane dehydrogenation Jun. 5, 2007
7223897 Process for the production of olefins May. 29, 2007
7151199 Hydrocarbon conversion processes using non-zeolitic molecular sieve catalysts Dec. 19, 2006
7145051 Combined oxydehydrogenation and cracking catalyst for production of olefins Dec. 5, 2006
7087802 Method for the dehydrogenation of hydrocarbons Aug. 8, 2006
7045671 Process for catalytic dehydrogenation and catalyst therefor May. 16, 2006
7041271 Integrated olefin recovery and hydrogen production from refinery off-gases May. 9, 2006
7038098 Method for dehydrogenating C.sub.2-C.sub.30-alkanes May. 2, 2006
6963018 Integrated processes for olefin and polyolefin production Nov. 8, 2005
6891075 Processes for oxidative dehyrogenation May. 10, 2005
6858769 Lithium aluminate layered catalyst and a selective oxidation process using the catalyst Feb. 22, 2005
6849664 Process for disposing biocide-containing cooling water Feb. 1, 2005
6824672 Use of austenitic stainless steels in applications requiring anti-coking properties Nov. 30, 2004
6814857 Method for passing a fluid through a moving bed of particles Nov. 9, 2004
6703149 Method and apparatus for producing reformed hydrocarbon and hydrogen, engine installed with fuel cell, and energy station Mar. 9, 2004
6700030 Method for converting hydrocarbons in a three-phase reactor Mar. 2, 2004
6677497 Ni catalysts and methods for alkane dehydrogenation Jan. 13, 2004
6646159 Carbonylation process Nov. 11, 2003
6635793 Preparation of epoxides from alkanes using lanthanide-promoted silver catalysts Oct. 21, 2003
6582589 Process for the catalytic dehydrogenation of a light alkane Jun. 24, 2003
6576803 Catalysts for the oxidative dehydrogenation of hydrocarbons Jun. 10, 2003
6576804 Method and catalyst for producing olefins, in particular propylenes, by dehydrogenation Jun. 10, 2003
6541676 Integrated palladium-based micromembranes for hydrogen separation and hydrogenation/dehydrogenation reactions Apr. 1, 2003
6525232 Process and apparatus for endothermic reactions of organic compounds Feb. 25, 2003
6498280 Catalyst comprising an element from groups 8, 9 or 10 with good accessibility, and its use in a paraffin dehydrogenation process Dec. 24, 2002
6488838 Chemical reactor and method for gas phase reactant catalytic reactions Dec. 3, 2002
6489515 Gas-phase dehydration reaction process Dec. 3, 2002
6475464 Process for preparing a zeolite with structure type MTT using zeolitic material seeds Nov. 5, 2002
6476261 Oxidation process for the production of alkenes and carboxylic acids Nov. 5, 2002
6472577 Process for increasing the yield and selectivity of a dehydrogenation process using side-by-side reaction zones Oct. 29, 2002
6425998 Process for detecting impurities in liquid metal heat exchange fluid in high hydrogen permeation environment Jul. 30, 2002
6417422 Ni catalysts and methods for alkane dehydrogenation Jul. 9, 2002
6414209 Catalyst for converting paraffinic hydrocarbon into corresponding olefin Jul. 2, 2002
6392113 Catalytic hydrocarbon dehydrogenation system with prereaction May. 21, 2002
6388152 Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process May. 14, 2002
6362385 Process for obtaining light olefins by the dehydrogenation of the corresponding paraffins Mar. 26, 2002
6355854 Processes for oxidative dehydrogenation Mar. 12, 2002
6339180 Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process Jan. 15, 2002
6326523 Process for the dehydrogenation of a hydrocarbon feed stock Dec. 4, 2001

1 2 3 4 5 6 7 8


 
 
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