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  • CPC
  • C01B21/0416
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CCHEMISTRY METALLURGY C01Inorganic chemistry C01BNON-METALLIC ELEMENTS COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C C01B21/00Nitrogen Compounds thereof

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C01B21/0416by oxidation
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Patents Grantslast 30 patents

  • Information Patent Grant

    CLC process and installation with the production of high purity nit...
    • Patent number 10,632,440
    • Issue date Apr 28, 2020
    • IFP Energies Nouvelles
    • Florent Guillou
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Removal of hydrogen and carbon monoxide impurities from gas streams
    • Patent number 8,940,263
    • Issue date Jan 27, 2015
    • Air Products and Chemicals, Inc.
    • Timothy Christopher Golden
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Gas purifying process and device
    • Patent number 8,597,584
    • Issue date Dec 3, 2013
    • Taiyo Nippon Sanso Corporation
    • Tadahiro Ohmi
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Gas purifying process and device
    • Patent number 7,744,836
    • Issue date Jun 29, 2010
    • Taiyo Nippon Sanso Corporation
    • Tadahiro Ohmi
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Process and apparatus for removing carbon monoxide from a gas stream
    • Patent number 6,531,105
    • Issue date Mar 11, 2003
    • L'Air Liquide Societe Anonyme A Directoire et Conseil de Surveillance pour l'...
    • Frederick W. Giacobbe
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Purification of gases
    • Patent number 6,074,621
    • Issue date Jun 13, 2000
    • Air Products and Chemicals, Inc.
    • Thomas Hsiao-Ling Hsiung
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for the removal of an impurity contained in a composite gas
    • Patent number 5,693,302
    • Issue date Dec 2, 1997
    • L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
    • Daniel Gary
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the elimination of impurities contained in a gaseous co...
    • Patent number 5,662,873
    • Issue date Sep 2, 1997
    • L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
    • Daniel Gary
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for the purification of inert gases
    • Patent number 5,612,011
    • Issue date Mar 18, 1997
    • Sinco Engineering S.p.A.
    • Guido Ghisolfi
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the purification of inert gases
    • Patent number 5,547,652
    • Issue date Aug 20, 1996
    • Sinco Engineering S.p.A.
    • Guido Ghisolfi
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Inert gas purifying system
    • Patent number 5,454,923
    • Issue date Oct 3, 1995
    • Ceramatec, Inc.
    • Jesse A. Nachlas
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Ultra-high purity nitrogen generating method
    • Patent number 5,441,719
    • Issue date Aug 15, 1995
    • American Air Liquide
    • Takashi Nagamura
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Production of endothermic gases with methanol
    • Patent number 4,859,434
    • Issue date Aug 22, 1989
    • Air Products and Chemicals, Inc.
    • George W. Roberts
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3576596
    • Patent number 3,576,596
    • Issue date Apr 27, 1971
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3545915
    • Patent number 3,545,915
    • Issue date Dec 8, 1970
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3092444
    • Patent number 3,092,444
    • Issue date Jun 4, 1963
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    2826480
    • Patent number 2,826,480
    • Issue date Mar 11, 1958
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2051125
    • Patent number 2,051,125
    • Issue date Aug 18, 1936
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    1487647
    • Patent number 1,487,647
    • Issue date Mar 18, 1924
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents