Rectification

Industry

CPC
F25J3/04793

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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

F25J3/04793Rectification

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Product gas supply quantity adjustment device and air separation ap...
- Patent number 11,913,720
- Issue date Feb 27, 2024
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Takuya Kaneda
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Modelling of a distillation column with operating state changes
- Patent number 11,698,225
- Issue date Jul 11, 2023
- Linde Aktiengesellschaft
- Ingo Thomas
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for utilizing waste air to improve the capacity of an existi...
- Patent number 11,029,087
- Issue date Jun 8, 2021
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Paul Kong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Apparatus for the distillation of air by cryogenic distillation
- Patent number 10,969,167
- Issue date Apr 6, 2021
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Patrice Cavagne
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for utilizing waste air to improve the capacity of an existi...
- Patent number 10,914,517
- Issue date Feb 9, 2021
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Paul Kong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for removing nitrogen from a hydrocarbon-rich fraction
- Patent number 10,508,244
- Issue date Dec 17, 2019
- Linde Aktiengesellschaft
- Heinz Bauer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the production of air gases by the cryogenic separation...
- Patent number 10,281,207
- Issue date May 7, 2019
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Paul Kong
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Down-flow condenser reboiler system for use in an air separation plant
- Patent number 9,476,641
- Issue date Oct 25, 2016
- Praxair Technology, Inc.
- Vijayaraghavan S. Chakravarthy
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and apparatus for producing nitrogen by cryogenic distillati...
- Patent number 9,476,640
- Issue date Oct 25, 2016
- L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
- Patrick Le Bot
- 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
Air separation process and apparatus using cryogenic distillation
- Patent number 8,776,546
- Issue date Jul 15, 2014
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Benoit Davidian
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Liquid production modulation in self-refrigerated cryogenic nitroge...
- Patent number 7,555,918
- Issue date Jul 7, 2009
- Cosmodyne, LLC
- Ross M. Brown
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for separating a krypton-xenon concentrate and a device for...
- Patent number 7,516,627
- Issue date Apr 14, 2009
- Mikhail Yurievich Savinov
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Model predictive control having application to distillation
- Patent number 7,292,899
- Issue date Nov 6, 2007
- Praxair Technology, Inc.
- Solomon A. Dadebo
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Multiple process plant product lines from a common set of engineere...
- Patent number 7,003,359
- Issue date Feb 21, 2006
- Air Products and Chemicals, Inc.
- David Cyril Phelps
- 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
Adjustment process for a low-temperature rectification unit
- Patent number 6,560,992
- Issue date May 13, 2003
- Linde Aktiengesellschaft
- Horst Corduan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Hydraulically balanced fully thermally coupled system
- Patent number 6,347,533
- Issue date Feb 19, 2002
- Peter Tung
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method of detecting the presence of impurities, unit and method for...
- Patent number 6,344,361
- Issue date Feb 5, 2002
- L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
- Jean-Yves Lehman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process and apparatus for the low-temperature fractionation of air
- Patent number 6,308,533
- Issue date Oct 30, 2001
- Linde Aktiengesellschaft
- Thomas Nohlen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Processes for multicomponent separation
- Patent number 6,286,335
- Issue date Sep 11, 2001
- Air Products and Chemicals, Inc.
- Rakesh Agrawal
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process and plant for producing a variable gas output
- Patent number 6,273,936
- Issue date Aug 14, 2001
- L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
- Lionel Barry
- 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
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
Air distillation apparatus and air distillation method
- Patent number 6,155,078
- Issue date Dec 5, 2000
- L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
- Kazuhiko Miyashita
- 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
Operable and efficient distillation schemes for multicomponent sepa...
- Patent number 6,106,674
- Issue date Aug 22, 2000
- Air Products and Chemicals, Inc.
- Rakesh Agrawal
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Operation of a cryogenic air separation unit which intermittently u...
- Patent number 6,073,463
- Issue date Jun 13, 2000
- Air Products and Chemicals, Inc.
- David Miller Espie
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Method, Device, and Storage Medium for Measuring Nitrogen Content
- Publication number 20240385161
- Publication date Nov 21, 2024
- SHANGHAI LIFENGAS CO., LTD
- Zhengxiong Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STABILIZER REBOILER SALT FOULING ONLINE CLEANING
- Publication number 20230038451
- Publication date Feb 9, 2023
- Saudi Arabian Oil Company
- Mishar K. Paul
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PRODUCT GAS SUPPLY QUANTITY ADJUSTMENT DEVICE AND AIR SEPARATION AP...
- Publication number 20210310732
- Publication date Oct 7, 2021
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Takuya KANEDA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND APPARATUS FOR IMPROVING EFFICIENCY OF A FRONT-END PURIFI...
- Publication number 20210199378
- Publication date Jul 1, 2021
- L'Air Liquide, Societe Anonyme pour l'Etude et l?Exploitation des Procedes Ge...
- Paul KONG
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR UTILIZING WASTE AIR TO IMPROVE THE CAPACITY OF AN EXISTI...
- Publication number 20200158428
- Publication date May 21, 2020
- Paul KONG
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR UTILIZING WASTE AIR TO IMPROVE THE CAPACITY OF AN EXISTI...
- Publication number 20200158427
- Publication date May 21, 2020
- Paul KONG
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
APPARATUS FOR THE DISTILLATION OF AIR BY CRYOGENIC DISTILLATION
- Publication number 20200132368
- Publication date Apr 30, 2020
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Patrice CAVAGNE
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR REMOVING NITROGEN FROM A HYDROCARBON-RICH FRACTION
- Publication number 20180051215
- Publication date Feb 22, 2018
- Heinz Bauer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR THE PRODUCTION OF AIR GASES BY THE CRYOGENIC SEPARATION...
- Publication number 20180003436
- Publication date Jan 4, 2018
- Paul KONG
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method And Apparatus For Producing Nitrogen By Cryogenic Distillati...
- Publication number 20110259047
- Publication date Oct 27, 2011
- L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
- Patrick Le Bot
- 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
Air Separation Process and Apparatus Using Cryogenic Distillation
- Publication number 20090314031
- Publication date Dec 24, 2009
- L'Air Liquide Societe Anonyme Pour L'Etude et L'Etude et Exploitation Des Pro...
- Benoit Davidian
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
CONDENSER REBOILER SYSTEM
- Publication number 20090084133
- Publication date Apr 2, 2009
- Vijayaraghavan S. Chakravarthy
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Process and Device for Evaporating an Oxygen-Enriched Working Fluid
- Publication number 20070220917
- Publication date Sep 27, 2007
- Linde Aktiengesellschaft
- Thomas Nohlen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Model predictive control having application to distillation
- Publication number 20070038333
- Publication date Feb 15, 2007
- Solomon A. Dadebo
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method for separating a krypton-xenon concentrate and a device for...
- Publication number 20060000702
- Publication date Jan 5, 2006
- Mikhail Yurievich Savinov
- 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...
Information Patent Application
Process control of a distillation column
- Publication number 20030213688
- Publication date Nov 20, 2003
- Baechen Benson Wang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Multiple process plant product lines from a common set of engineere...
- Publication number 20030109948
- Publication date Jun 12, 2003
- David Cyrill Phelps
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Adjustment process for a low-temperature rectification unit
- Publication number 20020088702
- Publication date Jul 11, 2002
- Linde Aktiengesellschaft
- Horst Corduan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method of detecting the presence of impurities, unit and method for...
- Publication number 20020017112
- Publication date Feb 14, 2002
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Jean-Yves Lehman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Rectification

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Product gas supply quantity adjustment device and air separation ap...

Modelling of a distillation column with operating state changes

Method for utilizing waste air to improve the capacity of an existi...

Apparatus for the distillation of air by cryogenic distillation

Method for utilizing waste air to improve the capacity of an existi...

Method for removing nitrogen from a hydrocarbon-rich fraction

Method for the production of air gases by the cryogenic separation...

Down-flow condenser reboiler system for use in an air separation plant

Method and apparatus for producing nitrogen by cryogenic distillati...

Process and apparatus for the separation of air by cryogenic distil...

Air separation process and apparatus using cryogenic distillation

Liquid production modulation in self-refrigerated cryogenic nitroge...

Method for separating a krypton-xenon concentrate and a device for...

Model predictive control having application to distillation

Multiple process plant product lines from a common set of engineere...

Process and apparatus for the recovery of krypton and/or xenon

Process and apparatus for the recovery of krypton and/or xenon

Process and apparatus for the recovery of krypton and/or xenon

Adjustment process for a low-temperature rectification unit

Hydraulically balanced fully thermally coupled system

Method of detecting the presence of impurities, unit and method for...

Process and apparatus for the low-temperature fractionation of air

Processes for multicomponent separation

Process and plant for producing a variable gas output

Multieffect distillation for multicomponent separation

Multieffect distillation

Air distillation apparatus and air distillation method

Distillation process to separate mixtures containing three or more...

Operable and efficient distillation schemes for multicomponent sepa...

Operation of a cryogenic air separation unit which intermittently u...

Patents Applicationslast 30 patents

Method, Device, and Storage Medium for Measuring Nitrogen Content

STABILIZER REBOILER SALT FOULING ONLINE CLEANING

PRODUCT GAS SUPPLY QUANTITY ADJUSTMENT DEVICE AND AIR SEPARATION AP...

METHOD AND APPARATUS FOR IMPROVING EFFICIENCY OF A FRONT-END PURIFI...

METHOD FOR UTILIZING WASTE AIR TO IMPROVE THE CAPACITY OF AN EXISTI...

METHOD FOR UTILIZING WASTE AIR TO IMPROVE THE CAPACITY OF AN EXISTI...

APPARATUS FOR THE DISTILLATION OF AIR BY CRYOGENIC DISTILLATION

METHOD FOR REMOVING NITROGEN FROM A HYDROCARBON-RICH FRACTION

METHOD FOR THE PRODUCTION OF AIR GASES BY THE CRYOGENIC SEPARATION...

Method And Apparatus For Producing Nitrogen By Cryogenic Distillati...

Process And Apparatus For The Separation Of Air By Cryogenic Distil...

Air Separation Process and Apparatus Using Cryogenic Distillation

CONDENSER REBOILER SYSTEM

Process and Device for Evaporating an Oxygen-Enriched Working Fluid

Model predictive control having application to distillation

Method for separating a krypton-xenon concentrate and a device for...

Process and apparatus for the recovery of krypton and/or xenon

Process and apparatus for the recovery of krypton and/or xenon

Process control of a distillation column

Multiple process plant product lines from a common set of engineere...

Adjustment process for a low-temperature rectification unit

Method of detecting the presence of impurities, unit and method for...