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Quasi-closed internal or closed external oxygen refrigeration cycle
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CPC
F25J2270/50
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F25
Refrigeration
F25J
LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
F25J2270/00
Refrigeration techniques used
Current Industry
F25J2270/50
Quasi-closed internal or closed external oxygen refrigeration cycle
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Patents Grants
last 30 patents
Information
Patent Grant
Process and apparatus for recovery of at least nitrogen and argon
Patent number
12,298,075
Issue date
May 13, 2025
Air Products and Chemicals, Inc.
Donn Michael Herron
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for cryogenic air separation using four distillat...
Patent number
12,209,802
Issue date
Jan 28, 2025
Praxair Technology, Inc.
Neil M. Prosser
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Krypton xenon recovery from pipeline oxygen
Patent number
8,484,992
Issue date
Jul 16, 2013
Praxair Technology, Inc.
David Ross Parsnick
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the recovery of krypton and/or xenon
Patent number
6,848,269
Issue date
Feb 1, 2005
Air Products and Chemicals, Inc.
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the recovery of krypton and/or xenon
Patent number
6,829,907
Issue date
Dec 14, 2004
Air Products and Chemicals, Inc.
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the recovery of krypton and/or xenon
Patent number
6,694,775
Issue date
Feb 24, 2004
Air Products and Chemicals, Inc.
Paul Higginbotham
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
Refrigeration production
Patent number
6,276,167
Issue date
Aug 21, 2001
Westlake Technology Corporation
Michael W. McCaulley
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and installation for the separation of a gaseous mixture
Patent number
5,509,271
Issue date
Apr 23, 1996
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Jean Billy
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus to produce ultra high purity oxygen from a li...
Patent number
4,780,118
Issue date
Oct 25, 1988
Union Carbide Corporation
Harry Cheung
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Separation of H.sub.2, CO, and CH.sub.4 synthesis gas with methane...
Patent number
4,102,659
Issue date
Jul 25, 1978
Union Carbide Corporation
Jay Robert Martin
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
3267645
Patent number
3,267,645
Issue date
Aug 23, 1966
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
2856756
Patent number
2,856,756
Issue date
Oct 21, 1958
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
Information
Patent Application
NITROGEN GENERATING DEVICE AND NITROGEN GENERATING METHOD
Publication number
20250060158
Publication date
Feb 20, 2025
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 Application
METHOD FOR THE LOW-TEMPERATURE SEPARATION OF AIR AND AIR SEPARATION...
Publication number
20240393043
Publication date
Nov 28, 2024
Linde GmbH
Christian KUNZ
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PLANT AND PROCESS FOR LOW-TEMPERATURE FRACTIONATION OF AIR
Publication number
20240377131
Publication date
Nov 14, 2024
Linde GmbH
Stefan LOCHNER
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
LIQUEFIED GAS SUPPLY SYSTEM AND AIR SEPARATION UNIT COMPRISING SAME
Publication number
20240377130
Publication date
Nov 14, 2024
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 Application
DUAL TEMPERATURE LIQUID OXYGEN SUBCOOLING IN AN AIR SEPARATION UNIT
Publication number
20240353174
Publication date
Oct 24, 2024
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Michael A. Turney
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
ULTRA-HIGH-PURITY OXYGEN PRODUCTION METHOD AND ULTRA-HIGH-PURITY OX...
Publication number
20240353173
Publication date
Oct 24, 2024
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 Application
Process and Apparatus for Improved Recovery of Argon
Publication number
20240125550
Publication date
Apr 18, 2024
Air Products and Chemicals, Inc.
Jay A. Thakkar
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
Publication number
20240044578
Publication date
Feb 8, 2024
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Jean-Pierre TRANIER
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS AND APPARATUS FOR RECOVERY OF AT LEAST NITROGEN AND ARGON
Publication number
20240035743
Publication date
Feb 1, 2024
Air Products and Chemicals, Inc.
Donn Michael Herron
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR CRYOGENIC AIR SEPARATION USING FOUR DISTILLAT...
Publication number
20240035745
Publication date
Feb 1, 2024
Neil M. Prosser
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR EFFICIENT COLD RECOVERY IN O2-H2 COMBUSTION TURBINE POWE...
Publication number
20220205714
Publication date
Jun 30, 2022
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Michael A. TURNEY
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
KRYPTON XENON RECOVERY FROM PIPELINE OXYGEN
Publication number
20130239609
Publication date
Sep 19, 2013
David Ross Parsnick
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
KRYPTON XENON RECOVERY FROM PIPELINE OXYGEN
Publication number
20110126585
Publication date
Jun 2, 2011
David Ross Parsnick
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method And Device For Separating A Mixture Of Hydrogen, Methane And...
Publication number
20100162754
Publication date
Jul 1, 2010
L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
Jean Billy
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process and apparatus for the recovery of krypton and/or xenon
Publication number
20040112084
Publication date
Jun 17, 2004
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process and apparatus for the recovery of krypton and/or xenon
Publication number
20040112085
Publication date
Jun 17, 2004
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...