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F25J3/04454
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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
F25J3/00
Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
Current Industry
F25J3/04454
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for producing high-purity nitrogen and low-pur...
Patent number
11,988,446
Issue date
May 21, 2024
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Alain Briglia
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
Method and unit for low-temperature air separation
Patent number
11,846,468
Issue date
Dec 19, 2023
Linde GMBH
Christian Kunz
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Energy-efficient process for preparing nitrogen and oxygen for glas...
Patent number
11,629,914
Issue date
Apr 18, 2023
Hangzhou Turning Energy Technology Development Co., Ltd.
Senlin He
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for separating air by cryogenic distillation
Patent number
10,605,523
Issue date
Mar 31, 2020
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Benoit Davidian
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method and device for the cryogenic decomposition of air
Patent number
10,443,931
Issue date
Oct 15, 2019
Linde Aktiengesellschaft
Georg Demski
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method and device for separating air by cryogenic distillation
Patent number
10,295,253
Issue date
May 21, 2019
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Benoit Davidian
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Liquid nitrogen production
Patent number
9,726,427
Issue date
Aug 8, 2017
Cosmodyne, LLC
George B. Narinsky
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method and apparatus for separating air by cryogenic distillation
Patent number
9,696,087
Issue date
Jul 4, 2017
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Benoit Davidian
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the separation of air by cryogenic distil...
Patent number
9,360,250
Issue date
Jun 7, 2016
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Bao Ha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the separation of air by cryogenic distil...
Patent number
9,103,587
Issue date
Aug 11, 2015
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Bao Ha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method and apparatus for separating air by cryogenic distillation
Patent number
9,091,478
Issue date
Jul 28, 2015
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Frederic Judas
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the separation of air by cryogenic distil...
Patent number
8,528,363
Issue date
Sep 10, 2013
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
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
System and apparatus for providing low pressure and low purity oxygen
Patent number
8,136,369
Issue date
Mar 20, 2012
L'Air Liquide Societe Anonyme pour L'Etude
Jean-Renaud Brugerolle
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process and apparatus for the cryogenic separation of air
Patent number
6,651,460
Issue date
Nov 25, 2003
Air Products and Chemicals, Inc.
Declan P. O'Connor
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for generating high-purity nitrogen by low-te...
Patent number
6,499,313
Issue date
Dec 31, 2002
Linde Aktiengesellschaft
Ralph Spoeri
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
Process for producing ultrapure nitrogen
Patent number
6,276,172
Issue date
Aug 21, 2001
Linde Aktiengesellschaft
Dietrich Rottman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Production of nitrogen
Patent number
6,257,019
Issue date
Jul 10, 2001
The BOC Group plc
John Douglas Oakey
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for the production of oxygen and nitrogen
Patent number
6,227,005
Issue date
May 8, 2001
Air Products and Chemicals, Inc.
Paul Higginbotham
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
Air separation
Patent number
6,141,989
Issue date
Nov 7, 2000
The BOC Group plc
John Douglas Oakey
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Multiple column nitrogen generators with oxygen coproduction
Patent number
5,934,104
Issue date
Aug 10, 1999
Air Products and Chemicals, Inc.
Zbigniew Tadeusz Fidkowski
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cryogenic rectification system for producing ultra-high purity nitr...
Patent number
5,918,482
Issue date
Jul 6, 1999
Praxair Technology, Inc.
Kevin John Potempa
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cryogenic rectification system for producing low purity oxygen and...
Patent number
5,916,262
Issue date
Jun 29, 1999
Praxair Technology, Inc.
Neil Mark Prosser
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process to produce nitrogen using a double column plus an auxiliary...
Patent number
5,697,229
Issue date
Dec 16, 1997
Air Products and Chemicals, Inc.
Rakesh Agrawal
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process to produce high pressure nitrogen using a high pressure col...
Patent number
5,682,762
Issue date
Nov 4, 1997
Air Products and Chemicals, Inc.
Rakesh Agrawal
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
Information
Patent Application
PROCESS AND PLANT FOR LOW-TEMPERATURE SEPARATION OF AIR
Publication number
20230038170
Publication date
Feb 9, 2023
Linde GmbH
Dimitri GOLUBEV
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
ENERGY-EFFICIENT PROCESS FOR PREPARING NITROGEN AND OXYGEN FOR GLAS...
Publication number
20230034371
Publication date
Feb 2, 2023
Hangzhou Turning Energy Technology Development Co., Ltd.
Senlin He
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING HIGH-PURITY NITROGEN AND LOW-PUR...
Publication number
20220090855
Publication date
Mar 24, 2022
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedeseor...
Alain BRIGLIA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND UNIT FOR LOW-TEMPERATURE AIR SEPARATION
Publication number
20210381761
Publication date
Dec 9, 2021
Linde GmbH
Christian KUNZ
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR RECOVERY OF NITROGEN, ARGON, AND OXYGEN IN MO...
Publication number
20210348842
Publication date
Nov 11, 2021
Brian R. Kromer
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
Publication number
20210123671
Publication date
Apr 29, 2021
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Bertrand DEMOLLIENS
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Liquid nitrogen production
Publication number
20170299261
Publication date
Oct 19, 2017
COSMODYNE, LLC
George B. Narinsky
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
AIR FRACTIONATION PLANT, OPERATING METHOD AND CONTROL FACILITY
Publication number
20170030635
Publication date
Feb 2, 2017
Stefan Dowy
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
Publication number
20160298900
Publication date
Oct 13, 2016
L'Air Liquide, Societe Anonyme pour l'Etude et l'E tude l'Exploition des Proc...
Benoit DAVIDIAN
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND DEVICE FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
Publication number
20160245586
Publication date
Aug 25, 2016
L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des Procedes Cl...
Benoit DAVIDIAN
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND DEVICE FOR THE CRYOGENIC DECOMPOSITION OF AIR
Publication number
20140223959
Publication date
Aug 14, 2014
Linde Aktiengesellschaft
Georg Demski
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method and Apparatus for Separating Air by Cryogenic Distillation
Publication number
20140053601
Publication date
Feb 27, 2014
L'Air Liquide Societe Anonyme pour I'Etude et I'Exploitation des Procedes Geo...
Benoit Davidian
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
Publication number
20130247611
Publication date
Sep 26, 2013
Golo Zick
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS AND APPARATUS FOR THE SEPARATION OF AIR BY CRYOGENIC DISTIL...
Publication number
20130219959
Publication date
Aug 29, 2013
L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
Bao Ha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND DEVICE FOR OBTAINING PRESSURIZED NITROGEN AND PRESSURIZE...
Publication number
20130047666
Publication date
Feb 28, 2013
Linde Aktiengesellschaft
Alexander Alekseev
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS AND UNIT FOR THE SEPARATION OF AIR BY CRYOGENIC DISTILLATION
Publication number
20120285197
Publication date
Nov 15, 2012
L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
Benoit Davidian
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
Publication number
20120118006
Publication date
May 17, 2012
L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
Frederic Judas
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process And Apparatus For The Separation Of Air By Cryogenic Distil...
Publication number
20110146343
Publication date
Jun 23, 2011
Air Liquide Process & Construction, Inc.
Bao Ha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process And Apparatus For The Separation Of Air By Cryogenic Distil...
Publication number
20110146344
Publication date
Jun 23, 2011
Air Liquide Process & Construction, Inc.
Bao Ha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR PRODUCING HIGH PURITY OXYGEN
Publication number
20100071412
Publication date
Mar 25, 2010
David Ross Parsnick
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS AND DEVICE FOR LOW-TEMPERATURE SEPARATION OF AIR
Publication number
20090188280
Publication date
Jul 30, 2009
Alexander Alekseev
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
System and apparatus for providing low pressure and low purity oxygen
Publication number
20080011015
Publication date
Jan 17, 2008
Jean-Renaud Brugerolle
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process and apparatus for the cryogenic separation of air
Publication number
20030101745
Publication date
Jun 5, 2003
Declan P. O'Connor
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Three-column system for the low-temperature fractionation of air
Publication number
20020121106
Publication date
Sep 5, 2002
Linde Aktiengesellschaft
Dietrich Rottmann
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process and apparatus for generating high-purity nitrogen by low-te...
Publication number
20020066289
Publication date
Jun 6, 2002
Linde Aktiengesellschaft
Ralph Spoeri
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...