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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
5585530 Transhydrogenation Dec. 17, 1996
5563314 Process for the catalytic dehydrogenation of alkanes to alkenes with simultaneous combustion of hydrogen Oct. 8, 1996
5510558 Oxidative dehydrogenation of hydrocarbons with active carbon catalyst Apr. 23, 1996
5482616 Process for hydrogenation and/or dehydrogenation Jan. 9, 1996
5315056 Catalyst regeneration in a dehydrogenation process May. 24, 1994
5304694 Isobutene and isoamylene production Apr. 19, 1994
5254779 Process for oxidative dehydrogenation of propane Oct. 19, 1993
5227565 Dimerization and/or dehydrogenation of alkanes Jul. 13, 1993
5210358 Catalyst composition and process for the preparation of ethylene from ethane May. 11, 1993
5191131 Process for preparation of lower aliphatic hydrocarbons Mar. 2, 1993
5105044 Catalyst and process for upgrading methane to higher hydrocarbons Apr. 14, 1992
5095161 Process and catalyst for upgrading methane to higher carbon number hydrocarbons Mar. 10, 1992
5053580 Metal oxide powders, their mixtures, metal mixed oxide powders, their mixtures and their use in catalytic dehydrogenation of hydrocarbons Oct. 1, 1991
5025109 Process for upgrading methane to higher hydrocarbons Jun. 18, 1991
5008481 Aromatization process utilizing a pillared layered silicate plus a base metal or noble metal Apr. 16, 1991
5004856 Process for upgrading methane to higher hydrocarbons Apr. 2, 1991
4956517 Dehydrogenation process utilizing a pillared layered silicate plus a base metal or noble metal Sep. 11, 1990
4899003 Process for oxydehydrogenation of ethane to ethylene Feb. 6, 1990
4886931 Upgrading low molecular weight hydrocarbons Dec. 12, 1989
4806624 Dehydrogenation of dehydrogenatable hydrocarbons Feb. 21, 1989
4717779 Dehydrogenation of dehydrogenatable hydrocarbons Jan. 5, 1988
4658081 Propylene and ethylene selectivity with H.sub.2 S Apr. 14, 1987
4652687 Process for the dehydrogenation of dehydrogenatable hydrocarbons Mar. 24, 1987
4581339 Catalytic dehydrogenation reactor cycle Apr. 8, 1986
4568790 Process for oxydehydrogenation of ethane to ethylene Feb. 4, 1986
4560824 Heat balance control in catalytic dehydrogenation of isobutane Dec. 24, 1985
4554393 Two-stage process for converting propane to aromatics Nov. 19, 1985
4546204 Process for the manufacture of methyl t-butyl ether Oct. 8, 1985
4476344 Oxidative dehydrogenation of paraffins Oct. 9, 1984
4447665 Dehydrogenation reactions May. 8, 1984
4395579 Li-spinel catalyst for non-oxidative dehydrogenation process Jul. 26, 1983
4327238 Dehydrogenation of organic compounds with a promoted zinc titanate catalyst Apr. 27, 1982
4172854 Dehydrogenation process and catalyst Oct. 30, 1979
4067924 Dehydrogenation process Jan. 10, 1978
4049579 Dehydrogenation catalyst Sep. 20, 1977
3980721 Catalyst particularly useful for dehydrogenating saturated hydrocarbons Sep. 14, 1976

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