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F25J2270/904
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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
Current Industry
F25J2270/904
by liquid or gaseous cryogen in an open loop
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Patents Grants
last 30 patents
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
12,215,923
Issue date
Feb 4, 2025
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
12,135,166
Issue date
Nov 5, 2024
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
12,111,104
Issue date
Oct 8, 2024
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Integration of hydrogen liquefaction with gas processing units
Patent number
11,815,309
Issue date
Nov 14, 2023
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Mike Turney
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for cryogenic separation of a feed stream containing methan...
Patent number
11,713,920
Issue date
Aug 1, 2023
WAGA ENERGY
Guénaël Prince
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
11,674,748
Issue date
Jun 13, 2023
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
11,668,523
Issue date
Jun 6, 2023
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method to recover LPG and condensates from refineries fuel gas streams
Patent number
11,486,636
Issue date
Nov 1, 2022
1304338 Alberta Ltd.
Jose Lourenco
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
11,448,460
Issue date
Sep 20, 2022
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Liquid nitrogen-based cooling system
Patent number
11,306,957
Issue date
Apr 19, 2022
The Tisdale Group, LLC
Donald Wade Barker
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Refrigeration cycle for liquid oxygen densification
Patent number
11,293,671
Issue date
Apr 5, 2022
Praxair Technology, Inc.
Neil M. Prosser
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
System for utilizing carbon dioxide of flue gas captured by cold he...
Patent number
11,137,203
Issue date
Oct 5, 2021
Sanghyeun Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS 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
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
Method and system for liquefaction of natural gas using liquid nitr...
Patent number
11,079,176
Issue date
Aug 3, 2021
ExxonMobil Upstream Research Company
Fritz Pierre
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
Increasing efficiency in an LNG production system by pre-cooling a...
Patent number
11,060,791
Issue date
Jul 13, 2021
ExxonMobil Upstream Research Company
Fritz Pierre
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
10,947,171
Issue date
Mar 16, 2021
Enflex, Inc.
James Zhao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing biomethane by purifying biogas from non-hazard...
Patent number
10,905,995
Issue date
Feb 2, 2021
Guénaël Prince
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
10,859,313
Issue date
Dec 8, 2020
Enflex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigeration cycle for liquid oxygen densification
Patent number
10,808,967
Issue date
Oct 20, 2020
Praxair Technology, Inc.
Neil M. Prosser
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Refrigerant recovery in natural gas liquefaction processes
Patent number
10,788,260
Issue date
Sep 29, 2020
Air Products and Chemicals, Inc.
Brian Keith Johnston
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Device and method for purifying a gas mixture
Patent number
10,767,923
Issue date
Sep 8, 2020
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Pierre Barjhoux
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Facility and method for producing liquid helium
Patent number
10,753,682
Issue date
Aug 25, 2020
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Bertrand Demolliens
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for separating hydrogen from an olefin hydrocarbon effluent...
Patent number
10,633,305
Issue date
Apr 28, 2020
Enflex, Inc.
James Zhao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for condensing a CO2 vapor stream beyond the frost point
Patent number
10,551,120
Issue date
Feb 4, 2020
Hall Labs LLC
Larry Baxter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Refrigeration and/or liquefaction device using selective pre-coolin...
Patent number
10,520,225
Issue date
Dec 31, 2019
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Pierre Barjhoux
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Liquefied natural gas production system and method with greenhouse...
Patent number
10,480,854
Issue date
Nov 19, 2019
ExxonMobil Upstream Research Company
Richard A. Huntington
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigeration and/or liquefaction device, and associated method
Patent number
10,465,981
Issue date
Nov 5, 2019
L'Air Liquide Societe Anonyme pour l'Etude et l'Exoloitation des Procedes Geo...
Jean-Marc Bernhardt
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
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...
Patents Applications
last 30 patents
Information
Patent Application
CRYO-COLLECTION SYSTEMS, RELATED METHODS AND HYPERPOLARIZERS WITH T...
Publication number
20240271866
Publication date
Aug 15, 2024
Polarean, Inc.
Andrew K. Dummer
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR RECOVERING CARBON DIOXIDE FROM A COMBUSTIO...
Publication number
20240019208
Publication date
Jan 18, 2024
LGE IP MANAGEMENT COMPANY LIMITED
Nikola Felbab
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS FOR CRYOGENIC SEPARATION OF A FEED STREAM CONTAINING METHAN...
Publication number
20230384027
Publication date
Nov 30, 2023
WAGA ENERGY
Guénaël Prince
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230324115
Publication date
Oct 12, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230304732
Publication date
Sep 28, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT AND NITROGEN RECOVERY
Publication number
20230168029
Publication date
Jun 1, 2023
Baker Hughes Energy Services LLC
Jay C. Schleicher
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230160633
Publication date
May 25, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20230050081
Publication date
Feb 16, 2023
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR PRECOOLING IN HYDROGEN OR HELIUM LIQUEFACTION...
Publication number
20220290919
Publication date
Sep 15, 2022
Air Water Gas Solutions, Inc.
Robert A. Mostello
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20220018597
Publication date
Jan 20, 2022
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20210341224
Publication date
Nov 4, 2021
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20210190420
Publication date
Jun 24, 2021
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR GENERATING REFRIGERATION FOR A CARBON MONOXIDE COLD BOX
Publication number
20210172678
Publication date
Jun 10, 2021
Andrew M. Warta
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Process for Separating Hydrogen from an Olefin Hydrocarbon Effluent...
Publication number
20210088278
Publication date
Mar 25, 2021
EnFlex, Inc.
James Zhao
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND APPARATUS FOR THE CRYOGENIC SEPARATION OF A SYNTHESIS GA...
Publication number
20210080175
Publication date
Mar 18, 2021
L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des procedes Ge...
Antoine HERNANDEZ
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PROCESS FOR CRYOGENIC SEPARATION OF A FEED STREAM CONTAINING METHAN...
Publication number
20200318896
Publication date
Oct 8, 2020
WAGA ENERGY
Guénaël Prince
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
INTEGRATION OF HYDROGEN LIQUEFACTION WITH GAS PROCESSING UNITS
Publication number
20200141640
Publication date
May 7, 2020
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Mike TURNEY
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION AND/OR LIQUEFACTION DEVICE, AND ASSOCIATED METHOD
Publication number
20200041201
Publication date
Feb 6, 2020
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Jean-Marc BERNHARDT
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD AND SYSTEM FOR LIQUEFACTION OF NATURAL GAS USING LIQUID NITR...
Publication number
20190285340
Publication date
Sep 19, 2019
Fritz Pierre
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Liquid Nitrogen-Based Cooling System
Publication number
20190226745
Publication date
Jul 25, 2019
The Tisdale Group
Donald Wade BARKER
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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
METHODS FOR RECOVERING ALKENES FROM PROCESS GAS STREAMS
Publication number
20180328656
Publication date
Nov 15, 2018
Linde Aktiengesellschaft
Nicole RUMORE
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PRODUCTION OF HELIUM FROM A GAS STREAM CONTAINING HYDROGEN
Publication number
20180238618
Publication date
Aug 23, 2018
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
FACILITY AND METHOD FOR PRODUCING LIQUID HELIUM
Publication number
20180100696
Publication date
Apr 12, 2018
L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des procedes Ge...
Bertrand DEMOLLIENS
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Refrigerant Recovery in Natural Gas Liquefaction Processes
Publication number
20180058752
Publication date
Mar 1, 2018
Air Products and Chemicals, Inc.
Brian Keith Johnston
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method and apparatus for producing hydrocarbons
Publication number
20170320793
Publication date
Nov 9, 2017
Linde Aktiengesellschaft
Helmut Fritz
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PRODUCTION OF AMMONIA MAKE-UP SYNGAS WITH CRYOGENIC PURIFICATION
Publication number
20170253481
Publication date
Sep 7, 2017
Casale SA
Ermanno FILIPPI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Liquefied Natural Gas Production System and Method With Greenhouse...
Publication number
20170016667
Publication date
Jan 19, 2017
Richard A. Huntington
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Increasing Efficiency In An LNG Production System By Pre-Cooling A...
Publication number
20170016668
Publication date
Jan 19, 2017
Fritz Pierre
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Systems and Methods for the Production of Liquefied Natural Gas Usi...
Publication number
20170010041
Publication date
Jan 12, 2017
Fritz PIERRE
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...