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Class Information
Number: 585/630
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > Diolefin product > By dehydrogenation > Using extraneous nonhydrocarbon agent, e.g., catalyst, etc. > Transition metal oxide or sulfide agent > Cr, mo, or w
Description: Subject matter wherein a transition metal is chromium, molybdenum, or tungsten.










Sub-classes under this class:

Class Number Class Name Patents
585/631 With other transition metal 43


Patents under this class:

Patent Number Title Of Patent Date Issued
8546634 Method for production of conjugated diolefin Oct. 1, 2013
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
8003840 Bismuth molybdate-based catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof Aug. 23, 2011
7622623 Catalytically inactive heat generator and improved dehydrogenation process Nov. 24, 2009
7279611 Paraffin dehydrogenation catalyst Oct. 9, 2007
7045671 Process for catalytic dehydrogenation and catalyst therefor May. 16, 2006
5962757 Dehydrogenation catalyst and process Oct. 5, 1999
5866737 Oxidation and oxydehydrogenation of hydrocarbons in the fluidized bed Feb. 2, 1999
5639926 Process for producing a branched chain olefin by isomerization and transhydrogenation Jun. 17, 1997
5585530 Transhydrogenation Dec. 17, 1996
5545787 Process for dehydrogenating hydrocarbons and oxygenated hydrocarbons Aug. 13, 1996
5354935 Catalystic method for the dehydrogenation of hydrocarbons Oct. 11, 1994
5302773 Process of oxidizing aliphatic hydrocarbons employing a molybdate catalyst encapsulated in a hard, glassy silica matrix Apr. 12, 1994
5258347 Process of oxidizing aliphatic hydrocarbons employing a molybdate catalyst composition Nov. 2, 1993
5146031 Process of oxidizing aliphatic hydrocarbons employing a molybdate catalyst composition Sep. 8, 1992
5053580 Metal oxide powders, their mixtures, metal mixed oxide powders, their mixtures and their use in catalytic dehydrogenation of hydrocarbons Oct. 1, 1991
4973791 Process of oxidizing aliphatic hydrocarbons employing an alkali-promoted molybdate catalyst Nov. 27, 1990
4902845 Method to extend life of iron oxide-containing catalysts using low levels of oxygen Feb. 20, 1990
4762961 Preparation of vanadium III oxidic compounds and dehydrogenation of paraffins Aug. 9, 1988
4754092 Reducing methane production and increasing liquid yields in Fischer-Tropsch reactions Jun. 28, 1988
4746753 Preparation of acrylonitrile from propylene, oxygen and ammonia in the presence of an alkali metal promoted bismuth, cerium, molybdenum, tungsten catalyst May. 24, 1988
4532083 Multiply promoted Sn/Sb oxide catalysts Jul. 30, 1985
4473506 Iron selenium tellurium oxide catalysts Sep. 25, 1984
4395579 Li-spinel catalyst for non-oxidative dehydrogenation process Jul. 26, 1983
4336409 Process for producing conjugated diolefins Jun. 22, 1982
4327238 Dehydrogenation of organic compounds with a promoted zinc titanate catalyst Apr. 27, 1982
4316856 Molybdenum-promoted antimony phosphate oxide complex catalysts also containing at least one of bismuth and tellurium Feb. 23, 1982
4316855 Multiply promoted Sn-Sb oxide catalysts Feb. 23, 1982
4172854 Dehydrogenation process and catalyst Oct. 30, 1979
4049579 Dehydrogenation catalyst Sep. 20, 1977
3944394 Apparatus suitable for carrying out catalytic process Mar. 16, 1976











 
 
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