Separating high boiling, i.e. less volatile components from oxygen

Patents Grantslast 30 patents

  • Information Patent Grant

    System and method for enhanced recovery of argon and oxygen from a...

    • Patent number 10,663,224
    • Issue date May 26, 2020
    • Praxair Technology, Inc.
    • Neil M. Prosser
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and device for discharging components that are less volatile...

    • Patent number 10,330,383
    • Issue date Jun 25, 2019
    • Linde Aktiengesellschaft
    • Lars Kirchner
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Krypton and xenon recovery system

    • Patent number 6,843,973
    • Issue date Jan 18, 2005
    • Air Products and Chemicals
    • John Louis Griffiths
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for obtaining gaseous and liquid nitrogen with a variable p...

    • Patent number 6,477,860
    • Issue date Nov 12, 2002
    • Linde Aktiengesellschaft
    • Dietrich Rottmann
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic rectification system for producing ultra high purity oxygen

    • Patent number 6,327,873
    • Issue date Dec 11, 2001
    • Praxair Technology Inc.
    • James Robert Dray
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method for producing oxygen gas

    • Patent number 6,321,566
    • Issue date Nov 27, 2001
    • Kabushiki Kaisha Kobe Seiko Sho.
    • Seiichi Yamamoto
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Process for the purification of a major component containing light...

    • Patent number 6,263,701
    • Issue date Jul 24, 2001
    • Air Products and Chemicals, Inc.
    • Donn Michael Herron
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation

    • Patent number 6,089,041
    • Issue date Jul 18, 2000
    • The BOC Group plc
    • Paul Higginbotham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Ultra high purity nitrogen and oxygen generator unit

    • Patent number 6,050,106
    • Issue date Apr 18, 2000
    • L'Air Liquide
    • Takao Yamamoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation

    • Patent number 5,928,408
    • Issue date Jul 27, 1999
    • The BOC Group plc
    • Paul Higginbotham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Ultra high purity nitrogen and oxygen generator unit

    • Patent number 5,778,698
    • Issue date Jul 14, 1998
    • Teisan Kabushiki Kaisha
    • Takao Yamamoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Ultra high purity nitrogen and oxygen generator unit

    • Patent number 5,743,112
    • Issue date Apr 28, 1998
    • Teisan Kabushiki Kaisha
    • Takao Yamamoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method for controlling impurities in an installation for the separa...

    • Patent number 5,629,208
    • Issue date May 13, 1997
    • L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
    • Bernard Darredeau
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and apparatus for producing ultra-high purity oxygen

    • Patent number 5,528,906
    • Issue date Jun 25, 1996
    • The BOC Group, Inc.
    • Joseph P. Naumovitz
    • 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

    Pumped liquid oxygen method and apparatus

    • Patent number 5,379,599
    • Issue date Jan 10, 1995
    • The BOC Group, Inc.
    • Robert A. Mostello
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic rectification system for producing nitrogen and ultra hig...

    • Patent number 5,195,324
    • Issue date Mar 23, 1993
    • Prazair Technology, Inc.
    • Harry Cheung
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic production of krypton and xenon from air

    • Patent number 5,122,173
    • Issue date Jun 16, 1992
    • Air Products and Chemicals, Inc.
    • Rakesh Agrawal
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic gas purification process and apparatus

    • Patent number 4,934,147
    • Issue date Jun 19, 1990
    • Liquid Air Corporation
    • Douglas V. Eyre
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic gas purification process and apparatus

    • Patent number 4,867,772
    • Issue date Sep 19, 1989
    • Liquid Air Engineering Corporation
    • Douglas V. Eyre
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and apparatus to produce ultra high purity oxygen from a ga...

    • Patent number 4,755,202
    • Issue date Jul 5, 1988
    • Union Carbide Corporation
    • Harry Cheung
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process to produce ultrahigh purity oxygen

    • Patent number 4,560,397
    • Issue date Dec 24, 1985
    • Union Carbide Corporation
    • Harry Cheung
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process for producing krypton and xenon

    • Patent number 4,421,536
    • Issue date Dec 20, 1983
    • Nippon Sanso K.K.
    • Tatsuo Mori
    • 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

    Process for producing krypton and Xenon

    • Patent number 4,384,876
    • Issue date May 24, 1983
    • Nippon Sanso K.K.
    • Tatsuo Mori
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3779028

    • Patent number 3,779,028
    • Issue date Dec 18, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3768270

    • Patent number 3,768,270
    • Issue date Oct 30, 1973
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3714942

    • Patent number 3,714,942
    • Issue date Feb 6, 1973
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    3609983

    • Patent number 3,609,983
    • Issue date Oct 5, 1971
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    3363427

    • Patent number 3,363,427
    • Issue date Jan 16, 1968
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents