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by reduction of sulfates

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  • C01B17/44
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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B17/00Sulfur Compounds thereof

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C01B17/44by reduction of sulfates
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Patents Grantslast 30 patents

  • Information Patent Grant

    Integrated calcium looping combined cycle for sour gas applications
    • Patent number 9,951,689
    • Issue date Apr 24, 2018
    • Saudi Arabian Oil Company
    • Mourad Younes
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Sour gas combustion using in-situ oxygen production and chemical lo...
    • Patent number 9,566,546
    • Issue date Feb 14, 2017
    • Saudi Arabian Oil Company
    • Ali Hoteit
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for producing calcium sulfide
    • Patent number 6,337,058
    • Issue date Jan 8, 2002
    • E&C Williams Inc.
    • Charles A. Williams
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for removing SO.sub.2 from gases which contain it, with dir...
    • Patent number 5,618,507
    • Issue date Apr 8, 1997
    • Engitec S.p.A.
    • Marco Olper
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for improving reducing potential of natural gas feed
    • Patent number 5,399,323
    • Issue date Mar 21, 1995
    • Gas Research Institute
    • Mark A. Paisley
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for processing residues of barium sulfide or strontium sulfi...
    • Patent number 5,324,500
    • Issue date Jun 28, 1994
    • Solvay Barium Strontium GmbH
    • Paul Jaeger
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method of manufacturing barium sulphide
    • Patent number 4,795,625
    • Issue date Jan 3, 1989
    • Politechnika Slaska im. Wincentego Pstrowskiego
    • Marian Starczewski
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Sulfate reduction process useful in coal gasification
    • Patent number 4,704,136
    • Issue date Nov 3, 1987
    • Freeport-McMoRan Resource Partners, Limited Partnership
    • Charles W. Weston
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process and apparatus for removing sulfur from stack gases in the f...
    • Patent number 4,078,048
    • Issue date Mar 7, 1978
    • Combustion Equipment Associates, Inc.
    • Ravindra M. Nadkarni
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3729551
    • Patent number 3,729,551
    • Issue date Apr 24, 1973
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3717703
    • Patent number 3,717,703
    • Issue date Feb 20, 1973
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3661518
    • Patent number 3,661,518
    • Issue date May 9, 1972
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3640682
    • Patent number 3,640,682
    • Issue date Feb 8, 1972
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3591332
    • Patent number 3,591,332
    • Issue date Jul 6, 1971
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3582276
    • Patent number 3,582,276
    • Issue date Jun 1, 1971
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3574530
    • Patent number 3,574,530
    • Issue date Apr 13, 1971
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3551100
    • Patent number 3,551,100
    • Issue date Dec 29, 1970
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2163388
    • Patent number 2,163,388
    • Issue date Jun 20, 1939
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1829188
    • Patent number 1,829,188
    • Issue date Oct 27, 1931
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1723138
    • Patent number 1,723,138
    • Issue date Aug 6, 1929
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1685772
    • Patent number 1,685,772
    • Issue date Oct 2, 1928
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1667423
    • Patent number 1,667,423
    • Issue date Apr 24, 1928
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1648870
    • Patent number 1,648,870
    • Issue date Nov 8, 1927
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1495187
    • Patent number 1,495,187
    • Issue date May 27, 1924
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1492810
    • Patent number 1,492,810
    • Issue date May 6, 1924
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1457436
    • Patent number 1,457,436
    • Issue date Jun 5, 1923
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1315952
    • Patent number 1,315,952
    • Issue date Sep 16, 1919
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1291498
    • Patent number 1,291,498
    • Issue date Jan 14, 1919
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1213375
    • Patent number 1,213,375
    • Issue date Jan 23, 1917
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1152506
    • Patent number 1,152,506
    • Issue date Sep 7, 1915
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for regenerating calcium sulfate
    • Publication number 20040247519
    • Publication date Dec 9, 2004
    • Yoshimi Goto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL