Refluxing the column with at least a part of the partially condensed overhead gas

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CPC
F25J2200/74

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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 F25J2200/00Processes or apparatus using separation by rectification

Current Industry

F25J2200/74Refluxing the column with at least a part of the partially condensed overhead gas

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Systems and related methods for separating nitrogen from a natural...
- Patent number 12,038,231
- Issue date Jul 16, 2024
- AZOTA GAS PROCESSING, LTD.
- Pierre E. Lugosch
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
System and method for removing freezing components from a feed gas
- Patent number 12,000,653
- Issue date Jun 4, 2024
- Chart Energy & Chemicals, Inc.
- Douglas A. Ducote
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Preparing hydrocarbon streams for storage
- Patent number 11,988,445
- Issue date May 21, 2024
- GE Oil & Gas, Inc.
- David Allen Kennedy
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for separating a mixture containing at least nitrogen and me...
- Patent number 11,946,692
- Issue date Apr 2, 2024
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Paul Terrien
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
LNG production with nitrogen removal
- Patent number 11,674,749
- Issue date Jun 13, 2023
- Air Products and Chemicals, Inc.
- Sylvain Vovard
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,644,235
- Issue date May 9, 2023
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Method for producing pure nitrogen from a natural gas stream contai...
- Patent number 11,604,024
- Issue date Mar 14, 2023
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Henri Paradowski
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat exchange mechanism for removing contaminants from a hydrocarbo...
- Patent number 11,543,179
- Issue date Jan 3, 2023
- ExxonMobil Upstream Research Company
- Nicholas F. Urbanski
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydrocarbon gas processing
- Patent number 11,543,180
- Issue date Jan 3, 2023
- UOP LLC
- Kyle T. Cuellar
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Heat exchanger for a liquefied natural gas facility
- Patent number 11,435,138
- Issue date Sep 6, 2022
- ConocoPhillips Company
- Stuart L. Wilson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,428,464
- Issue date Aug 30, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Hydrocarbon gas processing
- Patent number 11,428,465
- Issue date Aug 30, 2022
- UOP LLC
- Michael C. Pierce
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Liquid natural gas liquefier utilizing mechanical and liquid nitrog...
- Patent number 11,402,151
- Issue date Aug 2, 2022
- Praxair Technology, Inc.
- Nick J Degenstein
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
System and method for separating methane and nitrogen with reduced...
- Patent number 11,378,333
- Issue date Jul 5, 2022
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Alternative two column HRU design with rich reflux
- Patent number 11,320,197
- Issue date May 3, 2022
- ConocoPhillips Company
- Dale L. Embry
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,320,196
- Issue date May 3, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Ethylene plant refrigeration system
- Patent number 11,313,619
- Issue date Apr 26, 2022
- SABIC GLOBAL TECHNOLOGIES B.V.
- Joris Van Willigenburg
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,268,756
- Issue date Mar 8, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,268,755
- Issue date Mar 8, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,262,123
- Issue date Mar 1, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Treatment plant for hydrocarbon gas having variable contaminant levels
- Patent number 11,255,603
- Issue date Feb 22, 2022
- ExxonMobil Upstream Research Company
- Jaime A. Valencia
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Ethylene-to-liquids systems and methods
- Patent number 11,254,627
- Issue date Feb 22, 2022
- Lummus Technology LLC
- Greg Nyce
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,248,839
- Issue date Feb 15, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,248,840
- Issue date Feb 15, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,236,941
- Issue date Feb 1, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,231,227
- Issue date Jan 25, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,231,226
- Issue date Jan 25, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,226,154
- Issue date Jan 18, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Natural gas liquid fractionation plant waste heat conversion to sim...
- Patent number 11,156,411
- Issue date Oct 26, 2021
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process and apparatus for producing carbon monoxide
- Patent number 11,137,204
- Issue date Oct 5, 2021
- Praxair Technology, Inc.
- Minish M.. Shah
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Nitrogen Rejection Unit System and Method for Low Nitrogen Concentr...
- Publication number 20240401877
- Publication date Dec 5, 2024
- Chart Energy & Chemicals, Inc.
- Richard B. Hopewell
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
INTEGRATED LIQUID RECOVERY PROCESS IN LNG PROCESSES
- Publication number 20240377128
- Publication date Nov 14, 2024
- ConocoPhillips Company
- Jinghua Chan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS...
- Publication number 20240318909
- Publication date Sep 26, 2024
- ExxonMobil Technology and Engineering Company
- Yijun LIU
- 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
Open Loop Liquefaction Process with NGL Recovery
- Publication number 20240125549
- Publication date Apr 18, 2024
- Air Products and Chemicals, Inc.
- Mark Julian Roberts
- 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
GAS PROCESSING METHODOLOGY UTILIZING REFLUX AND ADDITIONALLY SYNTHE...
- Publication number 20230375263
- Publication date Nov 23, 2023
- WILLIAM STOTHERS
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
NITROGEN PRODUCING CRYOGENIC AIR SEPARATION UNIT WITH EXCESS AIR CI...
- Publication number 20230055205
- Publication date Feb 23, 2023
- Neil M. Prosser
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Producing LNG from Methane Containing Synthetic Gas
- Publication number 20230003444
- Publication date Jan 5, 2023
- Air Products and Chemicals, Inc.
- Mark Julian Roberts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY
- Publication number 20220364787
- Publication date Nov 17, 2022
- ConocoPhillips Company
- Stuart L. WILSON
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR SEPARATING A MIXTURE CONTAINING AT LEAST NITROGEN AND ME...
- Publication number 20220325951
- Publication date Oct 13, 2022
- L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEO...
- Paul TERRIEN
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ALTERNATIVE TWO COLUMN HRU DESIGN WITH RICH REFLUX
- Publication number 20220260311
- Publication date Aug 18, 2022
- ConocoPhillips Company
- Dale L. EMBRY
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD AND SYSTEM FOR LOW-TEMPERATURE AIR SEPARATION
- Publication number 20220228804
- Publication date Jul 21, 2022
- Linde GmbH
- Dimitri GOLUBEV
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Carbon Dioxide Recycle Stream Processing with Ethylene Glycol Dehyd...
- Publication number 20210381759
- Publication date Dec 9, 2021
- PILOT ENERGY SOLUTIONS, LLC
- Eric Prim
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Systems and Methods of Removing Contaminants in a Liquid Nitrogen S...
- Publication number 20210364229
- Publication date Nov 25, 2021
- ExxonMobil Upstream Research Company
- Fritz Pierre
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
LNG Production with Nitrogen Removal
- Publication number 20210285721
- Publication date Sep 16, 2021
- Air Products and Chemicals, Inc.
- Sylvain Vovard
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEMS AND RELATED METHODS FOR SEPARATING NITROGEN FROM A NATURAL...
- Publication number 20210270524
- Publication date Sep 2, 2021
- AZOTA GAS PROCESSING, LTD.
- Pierre E. Lugosch
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PROCESS INTEGRATION FOR NATURAL GAS LIQUID RECOVERY
- Publication number 20210222947
- Publication date Jul 22, 2021
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
System and Method for Separating Methane and Nitrogen with Reduced...
- Publication number 20210180863
- Publication date Jun 17, 2021
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PREPARING HYDROCARBON STREAMS FOR STORAGE
- Publication number 20210172676
- Publication date Jun 10, 2021
- GE Oil & Gas, Inc.
- David Allen Kennedy
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS
- Publication number 20210130261
- Publication date May 6, 2021
- Lummus Technology LLC
- Greg Nyce
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HYDROCARBON GAS PROCESSING
- Publication number 20210116174
- Publication date Apr 22, 2021
- UOP LLC
- J. Ascencion Anguiano
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR PRODUCING PURE NITROGEN FROM A NATURAL GAS STREAM CONTAI...
- Publication number 20210088276
- Publication date Mar 25, 2021
- L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des procedes Ge...
- Henri PARADOWSKI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD OF COOLING A NATURAL GAS FEED STREAM AND RECOVERING A NATURA...
- Publication number 20210080174
- Publication date Mar 18, 2021
- Shell Oil Company
- Uchenna McDonald AGBARAKWE
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PROCESS AND APPARATUS FOR PRODUCTION OF CARBON MONOXIDE BY PARTIAL...
- Publication number 20210055048
- Publication date Feb 25, 2021
- L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
- Antoine HERNANDEZ
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
System and Method for Removing Freezing Components from a Feed Gas
- Publication number 20200232703
- Publication date Jul 23, 2020
- Chart Energy & Chemicals, Inc.
- Douglas A. Ducote
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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NATURAL GAS LIQUID FRACTIONATION PLANT WASTE HEAT CONVERSION TO POW...
- Publication number 20200224558
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- Saudi Arabian Oil Company
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ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS
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- Greg Nyce
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Information Patent Application
NATURAL GAS LIQUID FRACTIONATION PLANT WASTE HEAT CONVERSION TO SIM...
- Publication number 20200149827
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- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Carbon Dioxide Recycle Stream Processing in an Enhanced Oil Recover...
- Publication number 20200141638
- Publication date May 7, 2020
- PILOT ENERGY SOLUTIONS, LLC
- Eric Prim
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Refluxing the column with at least a part of the partially condensed overhead gas

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Systems and related methods for separating nitrogen from a natural...

System and method for removing freezing components from a feed gas

Preparing hydrocarbon streams for storage

Method for separating a mixture containing at least nitrogen and me...

LNG production with nitrogen removal

Process integration for natural gas liquid recovery

Method for producing pure nitrogen from a natural gas stream contai...

Heat exchange mechanism for removing contaminants from a hydrocarbo...

Hydrocarbon gas processing

Heat exchanger for a liquefied natural gas facility

Process integration for natural gas liquid recovery

Hydrocarbon gas processing

Liquid natural gas liquefier utilizing mechanical and liquid nitrog...

System and method for separating methane and nitrogen with reduced...

Alternative two column HRU design with rich reflux

Process integration for natural gas liquid recovery

Ethylene plant refrigeration system

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Treatment plant for hydrocarbon gas having variable contaminant levels

Ethylene-to-liquids systems and methods

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Process integration for natural gas liquid recovery

Natural gas liquid fractionation plant waste heat conversion to sim...

Process and apparatus for producing carbon monoxide

Patents Applicationslast 30 patents

Nitrogen Rejection Unit System and Method for Low Nitrogen Concentr...

INTEGRATED LIQUID RECOVERY PROCESS IN LNG PROCESSES

METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS...

Process and Apparatus for Improved Recovery of Argon

Open Loop Liquefaction Process with NGL Recovery

SYSTEM AND METHOD FOR CRYOGENIC AIR SEPARATION USING FOUR DISTILLAT...

GAS PROCESSING METHODOLOGY UTILIZING REFLUX AND ADDITIONALLY SYNTHE...

NITROGEN PRODUCING CRYOGENIC AIR SEPARATION UNIT WITH EXCESS AIR CI...

Producing LNG from Methane Containing Synthetic Gas

HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY

METHOD FOR SEPARATING A MIXTURE CONTAINING AT LEAST NITROGEN AND ME...

ALTERNATIVE TWO COLUMN HRU DESIGN WITH RICH REFLUX

METHOD AND SYSTEM FOR LOW-TEMPERATURE AIR SEPARATION

Carbon Dioxide Recycle Stream Processing with Ethylene Glycol Dehyd...

Systems and Methods of Removing Contaminants in a Liquid Nitrogen S...

LNG Production with Nitrogen Removal

SYSTEMS AND RELATED METHODS FOR SEPARATING NITROGEN FROM A NATURAL...

PROCESS INTEGRATION FOR NATURAL GAS LIQUID RECOVERY

System and Method for Separating Methane and Nitrogen with Reduced...

PREPARING HYDROCARBON STREAMS FOR STORAGE

ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS

HYDROCARBON GAS PROCESSING

METHOD FOR PRODUCING PURE NITROGEN FROM A NATURAL GAS STREAM CONTAI...

METHOD OF COOLING A NATURAL GAS FEED STREAM AND RECOVERING A NATURA...

PROCESS AND APPARATUS FOR PRODUCTION OF CARBON MONOXIDE BY PARTIAL...

System and Method for Removing Freezing Components from a Feed Gas

NATURAL GAS LIQUID FRACTIONATION PLANT WASTE HEAT CONVERSION TO POW...

ETHYLENE-TO-LIQUIDS SYSTEMS AND METHODS

NATURAL GAS LIQUID FRACTIONATION PLANT WASTE HEAT CONVERSION TO SIM...

Carbon Dioxide Recycle Stream Processing in an Enhanced Oil Recover...