with thermally overlapping high and low pressure columns

Industry

CPC
F25J3/04418

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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

F25J3/04418with thermally overlapping high and low pressure columns

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Air separation apparatus to produce oxygen and nitrogen through iso...
- Patent number 10,060,672
- Issue date Aug 28, 2018
- NANJING RECLAIMER ENVIRONMENTAL TEKNIK CO., LTD
- Haibo Wang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and device for oxygen production by low-temperature separati...
- Patent number 9,797,654
- Issue date Oct 24, 2017
- Linde Aktiengesellschaft
- Lars Kirchner
- 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
Air separation plant and process operating by cryogenic distillation
- Patent number 9,534,836
- Issue date Jan 3, 2017
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Richard Dubettier-Grenier
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Device for the cryogenic separation of air
- Patent number 9,170,048
- Issue date Oct 27, 2015
- Linde Aktiengesellschaft
- Stefan Lochner
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and appliance for separating air by cryogenic distillation
- Patent number 9,140,491
- Issue date Sep 22, 2015
- 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 system for treating an oxygen-rich liquid bath collected...
- Patent number 7,380,414
- Issue date Jun 3, 2008
- L'Air Liquide, Societe Anonyme a Directoire et Conseil de Surveillance pour l...
- Jean-Yves Lehman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cold compression cryogenic rectification system for producing low p...
- Patent number 6,626,008
- Issue date Sep 30, 2003
- Praxair Technology, Inc.
- Neil Mark Prosser
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic rectification system for producing low purity oxygen usin...
- Patent number 6,622,520
- Issue date Sep 23, 2003
- Praxair Technology, Inc.
- Neil Mark Prosser
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and device for evaporating liquid oxygen
- Patent number 6,351,968
- Issue date Mar 5, 2002
- Linde Aktiengesellschaft
- Franz Habicht
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic air separation system with integrated mass and heat transfer
- Patent number 6,295,836
- Issue date Oct 2, 2001
- Praxair Technology, Inc.
- Tu Cam Nguyen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic air separation system with integrated mass and heat transfer
- Patent number 6,295,839
- Issue date Oct 2, 2001
- Praxair Technology, Inc.
- Tu Cam Nguyen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic air separation system for producing oxygen
- Patent number 6,279,344
- Issue date Aug 28, 2001
- Praxair Technology, Inc.
- Raymond Francis Drnevich
- 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
Method and device for producing compressed nitrogen
- Patent number 6,196,023
- Issue date Mar 6, 2001
- Linde Aktiengesellschaft
- Horst Corduan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process and device for the production of a pressurized gaseous prod...
- Patent number 6,185,960
- Issue date Feb 13, 2001
- Linde Aktiengesellschaft
- Jürgen Voit
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Installation for the distillation of air and corresponding cold box
- Patent number 6,167,723
- Issue date Jan 2, 2001
- L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
- Alain Guillard
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Distillation column arrangement for air separation plant
- Patent number 6,134,915
- Issue date Oct 24, 2000
- The BOC Group, Inc.
- Arthur R. Denzau
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Annular column for cryogenic rectification
- Patent number 6,023,945
- Issue date Feb 15, 2000
- Praxair Technology, Inc.
- Kenneth Kai Wong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Efficient process to produce oxygen
- Patent number 5,966,967
- Issue date Oct 19, 1999
- Air Products and Chemicals, Inc.
- Rakesh Agrawal
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Annular column for cryogenic rectification
- Patent number 5,946,942
- Issue date Sep 7, 1999
- Praxair Technology, Inc.
- Kenneth Kai Wong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and apparatus for separating air to produce an oxygen product
- Patent number 5,941,097
- Issue date Aug 24, 1999
- The BOC Group plc
- Paul Higginbotham
- 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
Single expander and a cold compressor process to produce oxygen
- Patent number 5,901,576
- Issue date May 11, 1999
- Air Products and Chemicals, Inc.
- Rakesh Agrawal
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic rectification apparatus for producing high purity oxygen...
- Patent number 5,881,570
- Issue date Mar 16, 1999
- Praxair Technology, Inc.
- Raymond Francis Drnevich
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic rectification system with intermediate third column reboil
- Patent number 5,873,264
- Issue date Feb 23, 1999
- Praxair Technology, Inc.
- Dante Patrick Bonaquist
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
High pressure, improved efficiency cryogenic rectification system f...
- Patent number 5,839,296
- Issue date Nov 24, 1998
- Praxair Technology, Inc.
- Dante Patrick Bonaquist
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Dual column cryogenic rectification system for producing nitrogen
- Patent number 5,836,175
- Issue date Nov 17, 1998
- Praxair Technology, Inc.
- Dante Patrick Bonaquist
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic rectification system for producing multi-purity oxygen
- Patent number 5,836,174
- Issue date Nov 17, 1998
- Praxair Technology, Inc.
- John Fredric Billingham
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
ENHANCEMENTS TO A DUAL COLUMN NITROGEN PRODUCING CRYOGENIC AIR SEPA...
- Publication number 20210372698
- Publication date Dec 2, 2021
- Zhengrong Xu
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND DEVICE FOR OBTAINING PURE NITROGEN AND PURE OXYGEN BY LO...
- Publication number 20180372405
- Publication date Dec 27, 2018
- Linde Aktiengesellschaft
- Christoph WINDMEIER
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND DEVICE FOR PRODUCING GASEOUS COMPRESSED OXYGEN HAVING VA...
- Publication number 20160003536
- Publication date Jan 7, 2016
- Dimitri Goloubev
- 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
APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
- Publication number 20130340476
- Publication date Dec 26, 2013
- L'Air Liquide Societe Anonyme pour I'Etude et I'Exploitation des Procedes Geo...
- Marie Cognard
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
DEVICE FOR LOW-TEMPERATURE SEPARATION OF AIR
- Publication number 20130192300
- Publication date Aug 1, 2013
- Linde Aktiengesellschaft
- Stefan Lochner
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
AIR SEPARATION PLANT AND PROCESS OPERATING BY CRYOGENIC DISTILLATION
- Publication number 20130086940
- Publication date Apr 11, 2013
- L'Air Liquide Societe Anonyme pout l'Etude et l'Exploitation des Procedes Geo...
- Richard Dubettier-Grenier
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
DEVICE FOR THE CRYOGENIC SEPARATION OF AIR
- Publication number 20130086942
- Publication date Apr 11, 2013
- Linde Aktiengesellschaft
- Stefan Lochner
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND APPLIANCE FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
- Publication number 20120297823
- Publication date Nov 29, 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
FEED COMPRESSION METHOD AND APPARATUS FOR AIR SEPARATION PROCESS
- Publication number 20120125044
- Publication date May 24, 2012
- Neil Mark Prosser
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION
- Publication number 20120118013
- Publication date May 17, 2012
- L'Air Liquide Societe Anonyme Pour L'Etude et I'Exploitation Des Procedes Geo...
- Richard Dubettier-Grenier
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
INTEGRATED PROCESS FOR CONVERTING NATURAL GAS FROM AN OFFSHORE FIEL...
- Publication number 20110126451
- Publication date Jun 2, 2011
- Chevron U.S.A., Inc.
- Justin I-Ching Pan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method And Apparatus For Separating Air By Cryogenic Distillation
- Publication number 20110067445
- Publication date Mar 24, 2011
- L'Air Liquide Societe Anonyme Pour L'Etude Et L'Ex
- Benoit Davidian
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method and System for Treating an Oxygen-Rich Liquid Bath Collected...
- Publication number 20080289361
- Publication date Nov 27, 2008
- L'AIR LIQUIDE SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'...
- Jean-Yves LEHMAN
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Cryogenic Air Separation Process and Apparatus
- Publication number 20080115531
- Publication date May 22, 2008
- Bao Ha
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Cryogenic Air Separation Process
- Publication number 20070251267
- Publication date Nov 1, 2007
- Bao Ha
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method and system for treating an oxygen-rich liquid bath collected...
- Publication number 20060075778
- Publication date Apr 13, 2006
- L'Air Liquide
- Jean-Yves Lehman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Process and apparatus for the cryogenic separation of air
- Publication number 20050210916
- Publication date Sep 29, 2005
- Alan Lindsay Prentice
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Distillation separation apparatus and method of cleaning a reboiler...
- Publication number 20020017111
- Publication date Feb 14, 2002
- Francois Fuentes
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Cryogenic air separation system with integrated mass and heat transfer
- Publication number 20010029751
- Publication date Oct 18, 2001
- Tu Cam Nguyen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

with thermally overlapping high and low pressure columns

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Air separation apparatus to produce oxygen and nitrogen through iso...

Method and device for oxygen production by low-temperature separati...

Method and apparatus for separating air by cryogenic distillation

Air separation plant and process operating by cryogenic distillation

Device for the cryogenic separation of air

Method and appliance for separating air by cryogenic distillation

Method and system for treating an oxygen-rich liquid bath collected...

Cold compression cryogenic rectification system for producing low p...

Cryogenic rectification system for producing low purity oxygen usin...

Method and device for evaporating liquid oxygen

Cryogenic air separation system with integrated mass and heat transfer

Cryogenic air separation system with integrated mass and heat transfer

Cryogenic air separation system for producing oxygen

Multieffect distillation for multicomponent separation

Separation of air

Method and device for producing compressed nitrogen

Process and device for the production of a pressurized gaseous prod...

Installation for the distillation of air and corresponding cold box

Distillation column arrangement for air separation plant

Annular column for cryogenic rectification

Efficient process to produce oxygen

Annular column for cryogenic rectification

Method and apparatus for separating air to produce an oxygen product

Cryogenic rectification system for producing low purity oxygen and...

Single expander and a cold compressor process to produce oxygen

Cryogenic rectification apparatus for producing high purity oxygen...

Cryogenic rectification system with intermediate third column reboil

High pressure, improved efficiency cryogenic rectification system f...

Dual column cryogenic rectification system for producing nitrogen

Cryogenic rectification system for producing multi-purity oxygen

Patents Applicationslast 30 patents

ENHANCEMENTS TO A DUAL COLUMN NITROGEN PRODUCING CRYOGENIC AIR SEPA...

METHOD AND DEVICE FOR OBTAINING PURE NITROGEN AND PURE OXYGEN BY LO...

METHOD AND DEVICE FOR PRODUCING GASEOUS COMPRESSED OXYGEN HAVING VA...

Method and Apparatus for Separating Air by Cryogenic Distillation

APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION

DEVICE FOR LOW-TEMPERATURE SEPARATION OF AIR

AIR SEPARATION PLANT AND PROCESS OPERATING BY CRYOGENIC DISTILLATION

DEVICE FOR THE CRYOGENIC SEPARATION OF AIR

METHOD AND APPLIANCE FOR SEPARATING AIR BY CRYOGENIC DISTILLATION

FEED COMPRESSION METHOD AND APPARATUS FOR AIR SEPARATION PROCESS

APPARATUS AND METHOD FOR SEPARATING AIR BY CRYOGENIC DISTILLATION

INTEGRATED PROCESS FOR CONVERTING NATURAL GAS FROM AN OFFSHORE FIEL...

Method And Apparatus For Separating Air By Cryogenic Distillation

Method and System for Treating an Oxygen-Rich Liquid Bath Collected...

Cryogenic Air Separation Process and Apparatus

Cryogenic Air Separation Process

Method and system for treating an oxygen-rich liquid bath collected...

Process and apparatus for the cryogenic separation of air

Distillation separation apparatus and method of cleaning a reboiler...

Cryogenic air separation system with integrated mass and heat transfer