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Quasi-closed internal or closed external nitrogen refrigeration cycle
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F25J2270/42
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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
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F25J2270/42
Quasi-closed internal or closed external nitrogen refrigeration cycle
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Patents Grants
last 30 patents
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Patent Grant
Arctic cascade method for natural gas liquefaction in a high-pressu...
Patent number
11,774,173
Issue date
Oct 3, 2023
Publichnoe Aktsionernoe Obshchestvo “NOVATEK”
Rafail Minigulovich Minigulov
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Arctic cascade method for natural gas liquefaction in a high-pressu...
Patent number
11,566,840
Issue date
Jan 31, 2023
Publichnoe Aktsionernoe Obshchestvo “NOVATEK”
Rafail Minigulovich Minigulov
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System, method and apparatus for the regeneration of nitrogen energ...
Patent number
11,384,962
Issue date
Jul 12, 2022
Geoff Rowe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Information
Patent Grant
Process and device for the cryogenic separation of synthesis gas
Patent number
11,125,496
Issue date
Sep 21, 2021
Linde Aktiengesellschaft
Martin Lang
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Carbon dioxide capturing apparatus using cold heat of liquefied nat...
Patent number
11,071,938
Issue date
Jul 27, 2021
Hwachang Sung
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
System and method for rare gas recovery
Patent number
10,995,982
Issue date
May 4, 2021
Praxair Technology, Inc.
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method for liquefying natural gas and nitrogen
Patent number
10,890,375
Issue date
Jan 12, 2021
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Nicolas Chambron
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Systems and methods for separating condensable vapors from light ga...
Patent number
10,724,793
Issue date
Jul 28, 2020
Hall Labs LLC
Larry L. Baxter
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Highly cost effective technology for capture of industrial emission...
Patent number
10,670,334
Issue date
Jun 2, 2020
SUSTAINABLE GREEN POWER INDUSTRIES
Dilip Kumar De
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Methods and systems for integration of industrial site efficiency l...
Patent number
10,563,914
Issue date
Feb 18, 2020
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Alain Guillard
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
Refrigerant vent rectifier and efficiency booster
Patent number
10,443,932
Issue date
Oct 15, 2019
Linde Aktiengesellschaft
Mark Whitney
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for argon recovery from a feed stream comprising...
Patent number
10,309,720
Issue date
Jun 4, 2019
Praxair Technology, Inc.
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for enhanced argon recovery from a feed stream co...
Patent number
10,309,721
Issue date
Jun 4, 2019
Praxair Technology, Inc.
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for cryogenic purification of a feed stream compr...
Patent number
10,295,251
Issue date
May 21, 2019
Praxair Technology, Inc.
Henry E. Howard
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
System and method for recovery of non-condensable gases such as neo...
Patent number
10,295,254
Issue date
May 21, 2019
Praxair Technology, Inc.
Vijayaraghavan S. Chakravarthy
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Liquefaction system and power generation system
Patent number
10,097,067
Issue date
Oct 9, 2018
Kobe Steel, Ltd.
Kenichi Inoue
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
System and method for cryogenic purification of a feed stream compr...
Patent number
10,088,229
Issue date
Oct 2, 2018
Praxair Technology, Inc.
Henry E. Howard
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
System and method for argon recovery from the tail gas of an ammoni...
Patent number
10,082,332
Issue date
Sep 25, 2018
Praxair Technology, Inc.
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for enhanced argon recovery from a feed stream co...
Patent number
10,072,890
Issue date
Sep 11, 2018
Praxair Technology, Inc.
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for cryogenic purification of a feed stream compr...
Patent number
10,024,595
Issue date
Jul 17, 2018
Praxair Technology, Inc.
Henry E. Howard
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Integrated process for NGL (natural gas liquids recovery) and LNG (...
Patent number
9,803,917
Issue date
Oct 31, 2017
LINDE ENGINEERING NORTH AMERICA, INC.
Stephan Burmberger
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Multi nitrogen expansion process for LNG production
Patent number
9,671,160
Issue date
Jun 6, 2017
Single Buoy Moorings Inc.
Michael Wyllie
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Systems and methods for integrated energy storage and cryogenic car...
Patent number
9,410,736
Issue date
Aug 9, 2016
Sustainable Energy Solutions, LLC
Larry L. Baxter
F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information
Patent Grant
Nitrogen rejection unit
Patent number
9,335,091
Issue date
May 10, 2016
ConocoPhillips Company
Wesley Roy Qualls
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for producing liquid and gaseous nitrogen streams, a gaseou...
Patent number
9,316,434
Issue date
Apr 19, 2016
Technip France
Henri Paradowski
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Combined synthesis gas separation and LNG production method and system
Patent number
9,243,842
Issue date
Jan 26, 2016
Black & Veatch Corporation
Brian C. Price
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method and device for the cryogenic separation of a methane-rich flow
Patent number
8,997,519
Issue date
Apr 7, 2015
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Pierre Briend
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
Method for purifying and separating a krypton-xenon mixture by rect...
Patent number
8,088,258
Issue date
Jan 3, 2012
Mikhail Jurievich Savinov
C01 - INORGANIC CHEMISTRY
Patents Applications
last 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
INSTALLATION AND METHOD FOR THE LIQUEFACTION OF HYDROGEN
Publication number
20240393041
Publication date
Nov 28, 2024
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Axelle GAERTNER
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR RELIQUEFACTION OF BOIL-OFF GAS OF SHIP AND SY...
Publication number
20240384927
Publication date
Nov 21, 2024
Hanwha Ocean Co., Ltd.
Jin Ho CHOI
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
HELIUM SEPARATION AND RECOVERY PROCESS
Publication number
20240343578
Publication date
Oct 17, 2024
Arjae Design Solutions Ltd.
Ernie MAURIER
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Device and Method for Recovering Gas with Variable Low-Temperature
Publication number
20240295359
Publication date
Sep 5, 2024
HANGZHOU OXYGEN PLANT GROUP CO., LTD.
Yisong Han
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
AIR SEPARATION UNIT AND AIR SEPARATION METHOD
Publication number
20240053097
Publication date
Feb 15, 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 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
CRYOGENIC PROCESS FOR RECOVERING VALUABLE COMPONENTS FROM A HYDROGE...
Publication number
20240019206
Publication date
Jan 18, 2024
XENON HOLDING GMBH
Norbert PETERS
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
FACILITY AND METHOD FOR REFRIGERATING A FLUID
Publication number
20230304731
Publication date
Sep 28, 2023
L'Air Liquide, Societe Anonyme pour l'Etude et l?Exploitation des Procedes Ge...
Pierre BARJHOUX
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
ARCTIC CASCADE METHOD FOR NATURAL GAS LIQUEFACTION IN A HIGH-PRESSU...
Publication number
20230003443
Publication date
Jan 5, 2023
Publichnoe Aktsionernoe Obshchestvo "NOVATEK"
Rafail Minigulovich MINIGULOV
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM, METHOD AND APPARATUS FOR THE REGENERATION OF NITROGEN ENERG...
Publication number
20220307731
Publication date
Sep 29, 2022
Geoff ROWE
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
LARGE LIQUID OXYGEN AND LIQUEFIED NATURAL GAS PRODUCTION PROCESS
Publication number
20220034584
Publication date
Feb 3, 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
NOVEL AND HIGHLY COST EFFECTIVE TECHNOLOGY FOR CAPTURE OF INDUSTRIA...
Publication number
20190170436
Publication date
Jun 6, 2019
Dilip Kumar De
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR RECOVERY OF NON-CONDENSABLE GASES SUCH AS NEO...
Publication number
20190072326
Publication date
Mar 7, 2019
Vijayaraghavan S. Chakravarthy
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS AND DEVICE FOR THE CRYOGENIC SEPARATION OF SYNTHESIS GAS
Publication number
20190056176
Publication date
Feb 21, 2019
Linde Aktiengesellschaft
Martin LANG
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR LIQUEFYING NATURAL GAS AND NITROGEN
Publication number
20180372404
Publication date
Dec 27, 2018
L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des procedes Ge...
Nicolas CHAMBRON
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR ENHANCED ARGON RECOVERY FROM A FEED STREAM CO...
Publication number
20180356152
Publication date
Dec 13, 2018
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CYROGENIC SEPARATION OF LIGHT OLEFINS AND METHANE FROM SYNGAS
Publication number
20180298292
Publication date
Oct 18, 2018
Thabet Al-Qahtani
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CYROGENIC SEPARATION OF LIGHT OLEFINS AND METHANE FROM SYNGAS
Publication number
20180283775
Publication date
Oct 4, 2018
SABIC Global Technologies B.V.
Thabet Al-Qahtani
C01 - INORGANIC CHEMISTRY
Information
Patent Application
SYSTEM AND METHOD FOR CRYOGENIC PURIFICATION OF A FEED STREAM COMPR...
Publication number
20180080708
Publication date
Mar 22, 2018
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR CRYOGENIC PURIFICATION OF A FEED STREAM COMPR...
Publication number
20180080709
Publication date
Mar 22, 2018
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR CRYOGENIC PURIFICATION OF A FEED STREAM COMPR...
Publication number
20180080710
Publication date
Mar 22, 2018
Henry E. Howard
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS AND APPARATUS FOR PRODUCING CARBON MONOXIDE
Publication number
20180058757
Publication date
Mar 1, 2018
Minish M. Shah
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM, METHOD AND APPARATUS FOR THE REGENERATION OF NITROGEN ENERG...
Publication number
20170356677
Publication date
Dec 14, 2017
Geoff ROWE
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT VENT RECTIFIER AND EFFICIENCY BOOSTER
Publication number
20170343280
Publication date
Nov 30, 2017
Mark Whitney
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...