TREA

Cold end purification of the feed air

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Industry

  • CPC
  • F25J3/04242
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification

Current Industry

F25J3/04242Cold end purification of the feed air
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Chiller, air separation system, and related methods
    • Patent number 12,038,230
    • Issue date Jul 16, 2024
    • Air Products and Chemicals, Inc.
    • Gowri Krishnamurthy
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    System and method for recovery of nitrogen, argon, and oxygen in mo...
    • Patent number 11,933,538
    • Issue date Mar 19, 2024
    • Praxair Technology, Inc.
    • Brian R. Kromer
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Energy efficient, inexpensive extraction of oxygen from ambient air...
    • Patent number 7,210,312
    • Issue date May 1, 2007
    • Sunpower, Inc.
    • Reuven Z-M Unger
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Nitrogen generation process
    • Patent number 6,637,240
    • Issue date Oct 28, 2003
    • Air Products and Chemicals, Inc.
    • John Louis Griffiths
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic air separation system with dual section main heat exchanger
    • Patent number 6,568,209
    • Issue date May 27, 2003
    • Praxair Technology, Inc.
    • John Harold Ziemer
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Nitrogen generation process
    • Patent number 6,487,877
    • Issue date Dec 3, 2002
    • Air Products and Chemicals, Inc.
    • John Louis Griffiths
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic rectification regenerator system
    • Patent number 5,740,683
    • Issue date Apr 21, 1998
    • Praxair Technology, Inc.
    • John Fredric Billingham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Production of ultrahigh purity nitrogen
    • Patent number 5,551,257
    • Issue date Sep 3, 1996
    • The BOC Group, Inc.
    • Ravi Jain
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Purification of oxygen by cryogenic adsorption
    • Patent number 5,425,240
    • Issue date Jun 20, 1995
    • The BOC Group, Inc.
    • Ravi Jain
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and installation for the production of ultra-pure nitrogen...
    • Patent number 5,421,164
    • Issue date Jun 6, 1995
    • Jean-Renaud Brugerolle
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic rectification system for producing high pressure nitrogen...
    • Patent number 5,222,365
    • Issue date Jun 29, 1993
    • Praxair Technology, Inc.
    • Neno T. Nenov
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process to ultrapurify liquid nitrogen imported as back-up for nitr...
    • Patent number 5,058,387
    • Issue date Oct 22, 1991
    • The BOC Group, Inc.
    • David J. Kamrath
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and apparatus for producing nitrogen from air
    • Patent number 4,966,002
    • Issue date Oct 30, 1990
    • The BOC Group, Inc.
    • Clayton E. Parker
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Dual column high pressure nitrogen process
    • Patent number 4,439,220
    • Issue date Mar 27, 1984
    • Union Carbide Corporation
    • Walter J. Olszewski
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Nitrogen generator cycle
    • Patent number 4,400,188
    • Issue date Aug 23, 1983
    • Air Products and Chemicals, Inc.
    • Suresh U. Patel
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Separation of air
    • Patent number 4,380,457
    • Issue date Apr 19, 1983
    • BOC Limited
    • Brian A. Rathborne
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separating system
    • Patent number 4,367,082
    • Issue date Jan 4, 1983
    • Kabushiki Kaisha Kobe Seiko Sho
    • Yasushi Tomisaka
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for the production of high pressure oxygen gas
    • Patent number 4,345,925
    • Issue date Aug 24, 1982
    • Union Carbide Corporation
    • Harry Cheung
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3739593
    • Patent number 3,739,593
    • Issue date Jun 19, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3736762
    • Patent number 3,736,762
    • Issue date Jun 5, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3718005
    • Patent number 3,718,005
    • Issue date Feb 27, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3440827
    • Patent number 3,440,827
    • Issue date Apr 29, 1969
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    3371496
    • Patent number 3,371,496
    • Issue date Mar 5, 1968
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3358460
    • Patent number 3,358,460
    • Issue date Dec 19, 1967
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3339370
    • Patent number 3,339,370
    • Issue date Sep 5, 1967
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    3316725
    • Patent number 3,316,725
    • Issue date May 2, 1967
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3264832
    • Patent number 3,264,832
    • Issue date Aug 9, 1966
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3251190
    • Patent number 3,251,190
    • Issue date May 17, 1966
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3236059
    • Patent number 3,236,059
    • Issue date Feb 22, 1966
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3214926
    • Patent number 3,214,926
    • Issue date Nov 2, 1965
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents