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  • Y10S62/934
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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10S62/00Refrigeration

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Y10S62/934From nitrogen
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plant and method for fractionating and purifying synthesis gas
    • Patent number 7,269,972
    • Issue date Sep 18, 2007
    • Lurgi AG
    • William Davey
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Purification of gases, in synthesis gas production process
    • Patent number 6,620,399
    • Issue date Sep 16, 2003
    • Robert Rudolf Josef Jungerhans
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and plant for production of carbon monoxide and hydrogen
    • Patent number 6,098,424
    • Issue date Aug 8, 2000
    • L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
    • Jean Gallarda
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for producing ammonia and recovering argon using low purity...
    • Patent number 5,775,128
    • Issue date Jul 7, 1998
    • Praxair Technology, Inc.
    • Raymond Francis Drnevich
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Control system and method for a synthesis gas process
    • Patent number 4,891,950
    • Issue date Jan 9, 1990
    • Texaco Inc.
    • Frederick B. Seufert
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Process for purification of a gas stream by a nitrogen scrubbing
    • Patent number 4,765,814
    • Issue date Aug 23, 1988
    • Linde Aktiengesellschaft
    • Heinz Bauer
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and apparatus for cooling a gaseous stream before and/or du...
    • Patent number 4,711,771
    • Issue date Dec 8, 1987
    • Linde Aktiengesellschaft
    • Helmut Schiller
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Argon recovery from hydrogen depleted ammonia plant purge gas utili...
    • Patent number 4,687,498
    • Issue date Aug 18, 1987
    • The BOC Group, Inc.
    • Donald L. Maclean
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Production of ammonia synthesis gas
    • Patent number 4,636,334
    • Issue date Jan 13, 1987
    • Foster Wheeler USA Corporation
    • Geoffrey F. Skinner
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Gas treatment process
    • Patent number 4,623,370
    • Issue date Nov 18, 1986
    • Aeci Limited
    • Peter Allen
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and plant for removing methane and argon from crude ammonia...
    • Patent number 4,549,890
    • Issue date Oct 29, 1985
    • Air Products and Chemicals, Inc.
    • Bernard R. Bligh
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and apparatus for the separation of a mixture of gases
    • Patent number 4,548,618
    • Issue date Oct 22, 1985
    • Linde Aktiengesellschaft
    • Gerhard Linde
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic production of ammonia synthesis gas
    • Patent number 4,544,390
    • Issue date Oct 1, 1985
    • Exxon Research and Engineering Co.
    • Daniel Traficante
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Lower pressure fractionation of waste gas from ammonia synthesis
    • Patent number 4,473,385
    • Issue date Sep 25, 1984
    • Linde Aktiengesellschaft
    • Rainer Fabian
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for the separation of mixtures by means of mass transfer at...
    • Patent number 4,441,895
    • Issue date Apr 10, 1984
    • Ludwig Silberring
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Recovery of hydrogen from ammonia synthesis purge gas
    • Patent number 4,380,461
    • Issue date Apr 19, 1983
    • Petrocarbon Developments Ltd.
    • Alan A. Haslam
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and apparatus for manufacturing ammonia synthesis gas from a...
    • Patent number 4,337,072
    • Issue date Jun 29, 1982
    • Air Products and Chemicals, Inc.
    • Brian A. McNeil
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Separation of hydrogen containing gas mixtures
    • Patent number 4,270,939
    • Issue date Jun 2, 1981
    • Air Products and Chemicals, Inc.
    • Howard C. Rowles
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Recovery of hydrogen and ammonia from purge gas
    • Patent number 4,266,957
    • Issue date May 12, 1981
    • Petrocarbon Development Limited
    • Wieslaw H. Isalski
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and apparatus for manufacturing ammonia synthesis gas from a...
    • Patent number 4,239,647
    • Issue date Dec 16, 1980
    • Air Products and Chemicals, Inc.
    • Brian A. McNeil
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3807185
    • Patent number 3,807,185
    • Issue date Apr 30, 1974
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3796059
    • Patent number 3,796,059
    • Issue date Mar 12, 1974
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3721097
    • Patent number 3,721,097
    • Issue date Mar 20, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3721098
    • Patent number 3,721,098
    • Issue date Mar 20, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3654769
    • Patent number 3,654,769
    • Issue date Apr 11, 1972
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3649558
    • Patent number 3,649,558
    • Issue date Mar 14, 1972
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3620031
    • Patent number 3,620,031
    • Issue date Nov 16, 1971
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3596470
    • Patent number 3,596,470
    • Issue date Aug 3, 1971
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3572046
    • Patent number 3,572,046
    • Issue date Mar 23, 1971
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3553972
    • Patent number 3,553,972
    • Issue date Jan 12, 1971
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents