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Class Information
Number: 585/662
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By dehydrogenation > Using transition metal oxide, sulfide, or salt > Cr, mo, or w
Description: Subject matter in which the transition metal of the oxide, sulfide, or salt is chromium, molybdenum, or tungsten.










Sub-classes under this class:

Class Number Class Name Patents
585/663 With other transition metal 86


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8642825 Membrane-supported catalysts and the process of oxidative dehydrogenation of ethane using the same Feb. 4, 2014
8624074 Reactor flowscheme for dehydrogenation of propane to propylene Jan. 7, 2014
8552237 Catalyst, its preparation and use Oct. 8, 2013
8519210 Process for producing ethylene via oxidative dehydrogenation (ODH) of ethane Aug. 27, 2013
8252955 Trimerization Aug. 28, 2012
8252956 Amino phosphine Aug. 28, 2012
7754935 Dehydrogenation reactions in narrow reaction chambers and integrated reactors Jul. 13, 2010
7678956 Method for catalytically dehydrating propane to form propylene Mar. 16, 2010
7601881 Isomerization catalyst and process Oct. 13, 2009
7518027 Production of olefins Apr. 14, 2009
7491860 Dehydrogenation process Feb. 17, 2009
7402719 Catalytic oxidative dehydrogenation, and microchannel reactors for catalytic oxidative dehydrogenation Jul. 22, 2008
7319179 Method for the oxidative dehydrogenation of ethane Jan. 15, 2008
7291761 Partial dehydrogenation method using continuous heterogeneous catalysis Nov. 6, 2007
7279611 Paraffin dehydrogenation catalyst Oct. 9, 2007
7256319 Catalysts for production of olefins by oxidative dehydrogenation, and methods of making and using the same Aug. 14, 2007
7223897 Process for the production of olefins May. 29, 2007
7164053 Process for the production of olefins Jan. 16, 2007
7094942 Carbon dioxide promoted dehydrogenation process for olefins Aug. 22, 2006
7091392 Dehydrogenation process for olefins Aug. 15, 2006
7071371 Gel catalysts and methods for their use in catalytic dehydrogenation processes Jul. 4, 2006
7045671 Process for catalytic dehydrogenation and catalyst therefor May. 16, 2006
7041866 Solid-acid isomerization catalyst and process May. 9, 2006
6977322 Isomerization catalyst and processes Dec. 20, 2005
6891075 Processes for oxidative dehyrogenation May. 10, 2005
6831204 MCrAlY supported catalysts for oxidative dehydrogenation of alkanes Dec. 14, 2004
6781022 Polyvalent bifunctional catalyst and the process of realization of such a catalyst Aug. 24, 2004
6756517 Lower alkane oxidative dehydrogenation catalysts and a process for producing olefins Jun. 29, 2004
6700028 Advances in dehydrogenation catalysis Mar. 2, 2004
6635793 Preparation of epoxides from alkanes using lanthanide-promoted silver catalysts Oct. 21, 2003
6600082 Process for dehydrogenating organic compounds in the presence of a supported bimetallic catalyst with a strong interaction between a group VIII metal and tin Jul. 29, 2003
6576804 Method and catalyst for producing olefins, in particular propylenes, by dehydrogenation Jun. 10, 2003
6555724 Hydrocarbon dehydrogenation catalyst and process Apr. 29, 2003
6531631 Oxidation of ethane to acetic acid and ethylene using molybdenum and vanadium based catalysts Mar. 11, 2003
6521808 Preparation and use of a catalyst for the oxidative dehydrogenation of lower alkanes Feb. 18, 2003
6518476 Methods for manufacturing olefins from lower alkans by oxidative dehydrogenation Feb. 11, 2003
6441264 Method for separating benzothiophene compounds from hydrocarbon mixture containing them, and hydrocarbon mixture obtained by said method Aug. 27, 2002
6437210 Mazzite supported catalyst Aug. 20, 2002
6362385 Process for obtaining light olefins by the dehydrogenation of the corresponding paraffins Mar. 26, 2002
6326523 Process for the dehydrogenation of a hydrocarbon feed stock Dec. 4, 2001
6239325 Lower alkane oxidative dehydrogenation catalysts and a process for producing olefins May. 29, 2001
6159358 Process and apparatus using plate arrangement for reactant heating and preheating Dec. 12, 2000
6084145 Dehydrogenation catalyst and dehydrogenation process using said catalyst Jul. 4, 2000
6031143 Process for the production of styrene Feb. 29, 2000
6028027 Method of producing selective-dehydrogenation catalysts, and catalysts produced in this way Feb. 22, 2000
5962757 Dehydrogenation catalyst and process Oct. 5, 1999
5895829 Preparation of olefinically unsaturated compounds, in particular sytrene, by catalytic oxidation Apr. 20, 1999
5866737 Oxidation and oxydehydrogenation of hydrocarbons in the fluidized bed Feb. 2, 1999
5672801 Catalyst regeneration process and use of the catalyst in hydrocarbon conversion processes Sep. 30, 1997
5597944 Dehydrogenation of N-paraffin to N-olefin employing manganese oxide octahedral molecular sieve as catalyst Jan. 28, 1997

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