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as an auxiliary column system in at least a dual pressure main column system

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  • CPC
  • F25J3/04709
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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

F25J3/04709as an auxiliary column system in at least a dual pressure main column system
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Air separation unit and method for production of high purity nitrog...
    • Patent number 11,959,701
    • Issue date Apr 16, 2024
    • Praxair Technology, Inc.
    • Neil M. Prosser
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic air separation apparatus
    • Patent number 11,549,747
    • Issue date Jan 10, 2023
    • L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Ge...
    • Kenji Hirose
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and apparatus for separating air using a split heat exchanger
    • Patent number 11,054,182
    • Issue date Jul 6, 2021
    • Air Products and Chemicals, Inc.
    • Qiao Zhao
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Plant for producing oxygen by cryogenic air separation
    • Patent number 10,401,083
    • Issue date Sep 3, 2019
    • Linde Aktiengesellschaft
    • Stefan Lochner
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation method
    • Patent number 10,048,002
    • Issue date Aug 14, 2018
    • Praxair Technology, Inc.
    • Henry Edward Howard
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method for the cryogenic fractionation of air and air fractionation...
    • Patent number 10,041,729
    • Issue date Aug 7, 2018
    • Linde Aktiengesellschaft
    • Matthias Meilinger
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation apparatus
    • Patent number 9,441,878
    • Issue date Sep 13, 2016
    • Praxair Technology, Inc.
    • Henry Edward Howard
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation method and apparatus
    • Patent number 9,279,613
    • Issue date Mar 8, 2016
    • Praxair Technology, Inc.
    • Henry Edward Howard
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and device for low-temperature air separation
    • Patent number 8,826,692
    • Issue date Sep 9, 2014
    • Linde Aktiengesellschaft
    • Alexander Alekseev
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Method and apparatus for producing high purity oxygen
    • Patent number 8,479,535
    • Issue date Jul 9, 2013
    • Praxair Technology, Inc.
    • David Ross Parsnick
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Variable capacity fluid mixture separation apparatus and process
    • Patent number 6,666,048
    • Issue date Dec 23, 2003
    • L'Air Liquide - Societe Anonyme a Directoire et Conseil de Surveillance pour...
    • Jean-Renaud Brugerolle
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and plant for producing argon by cryogenic distillation
    • Patent number 6,574,988
    • Issue date Jun 10, 2003
    • L'Air Liquide - Societe Anonyme a Directoire et Conseil de Surveillance pour...
    • Bernard Saulnier
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Three-column system for the low-temperature fractionation of air
    • Patent number 6,564,581
    • Issue date May 20, 2003
    • Linde Aktiengesellschaft
    • Gerhard Pompl
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Obtaining argon using a three-column system for the fractionation o...
    • Patent number 6,530,242
    • Issue date Mar 11, 2003
    • Linde Aktiengesellschaft
    • Gerhard Pompl
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Process and unit for the production of a fluid enriched in oxygen b...
    • Patent number 6,434,973
    • Issue date Aug 20, 2002
    • L'Air Liquide, Societe Anonyme a Directoire et Conseil de Surveillance pour l...
    • Benoit Davidian
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic distillation system for air separation
    • Patent number 6,347,534
    • Issue date Feb 19, 2002
    • Air Liquide Process and Construction
    • Bao Ha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic distillation system for air separation
    • Patent number 6,276,170
    • Issue date Aug 21, 2001
    • Air Liquide Process and Construction
    • Bao Ha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Multieffect distillation for multicomponent separation
    • Patent number 6,263,700
    • Issue date Jul 24, 2001
    • Air Products and Chemicals, Inc.
    • Rakesh Agrawal
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Separation of air
    • Patent number 6,220,054
    • Issue date Apr 24, 2001
    • The BOC Group plc
    • Thomas Rathbone
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic distillation system for air separation
    • Patent number 6,202,441
    • Issue date Mar 20, 2001
    • Air Liquide Process and Construction, Inc.
    • Bao Ha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic distillation system for air separation
    • Patent number 6,196,024
    • Issue date Mar 6, 2001
    • L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
    • Bao Ha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Multieffect distillation
    • Patent number 6,173,584
    • Issue date Jan 16, 2001
    • Air Products and Chemicals, Inc.
    • Rakesh Agrawal
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Distillation process to separate mixtures containing three or more...
    • Patent number 6,116,051
    • Issue date Sep 12, 2000
    • Air Products and Chemicals, Inc.
    • Rakesh Agrawal
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation with intermediate pressure vaporization and expansion
    • Patent number 5,956,973
    • Issue date Sep 28, 1999
    • Air Products and Chemicals, Inc.
    • Donn Michael Herron
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Distillation process to separate mixtures containing three or more...
    • Patent number 5,953,936
    • Issue date Sep 21, 1999
    • Air Products and Chemicals, Inc.
    • Rakesh Agrawal
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Cryogenic argon production system with thermally integrated strippi...
    • Patent number 5,916,261
    • Issue date Jun 29, 1999
    • Praxair Technology, Inc.
    • Dante Patrick Bonaquist
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation
    • Patent number 5,878,598
    • Issue date Mar 9, 1999
    • The BOC Group plc
    • Paul Higginbotham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation
    • Patent number 5,868,007
    • Issue date Feb 9, 1999
    • The BOC Group plc
    • Paul Higginbotham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation
    • Patent number 5,862,680
    • Issue date Jan 26, 1999
    • The BOC Group plc
    • Paul Higginbotham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air separation
    • Patent number 5,852,940
    • Issue date Dec 29, 1998
    • The BOC Group plc
    • Paul Higginbotham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents