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F25J2215/30
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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
F25J2215/00
Processes characterised by the type or other details of the product stream
Current Industry
F25J2215/30
Helium
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Patents Grants
last 30 patents
Information
Patent Grant
Helium gas liquefier and method for liquefying helium gas
Patent number
11,965,693
Issue date
Apr 23, 2024
Korea Basic Science Institute
Yeon Suk Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lights removal from carbon dioxide
Patent number
11,353,261
Issue date
Jun 7, 2022
Air Products and Chemicals, Inc.
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Helium extraction from natural gas
Patent number
10,962,283
Issue date
Mar 30, 2021
Air Products and Chemicals, Inc.
Vincent White
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for cooling a process flow
Patent number
10,677,523
Issue date
Jun 9, 2020
Linde Aktiengesellschaft
Lutz Decker
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for recovery of neon and helium from an air separ...
Patent number
10,408,536
Issue date
Sep 10, 2019
Praxair Technology, Inc.
Maulik R. Shelat
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cryocooler-based gas scrubber
Patent number
10,113,793
Issue date
Oct 30, 2018
Quantum Design International, Inc.
Michael Bancroft Simmonds
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Low-temperature device for separating and purifying gas based on sm...
Patent number
9,752,824
Issue date
Sep 5, 2017
CSIC PRIDE (NANJING) CRYOGENIC TECHNOLOGY CO., LTD.
Wenqing Dong
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
Inert gas recovery and recycle for silicon crystal growth pulling p...
Patent number
9,114,989
Issue date
Aug 25, 2015
Praxair Technology, Inc.
Lingyan Song
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
He-3 recovery from natural helium by distillation
Patent number
8,683,825
Issue date
Apr 1, 2014
Air Products and Chemicals, Inc.
Jianguo Xu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
He-3 recovery from natural helium by distillation
Patent number
8,671,715
Issue date
Mar 18, 2014
Air Products and Chemicals, Inc.
Jianguo Xu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Circulation-type liquid helium reliquefaction apparatus with contam...
Patent number
7,565,809
Issue date
Jul 28, 2009
Japan Science and Technology Agency
Tsunehiro Takeda
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Self-contained distillation purifier/superheater for liquid-fill pr...
Patent number
7,481,074
Issue date
Jan 27, 2009
Air Products and Chemicals, Inc.
John Frederick Cirucci
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,937,672
Issue date
Aug 17, 1999
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Process and installation for delivering ultra-pure helium
Patent number
5,916,247
Issue date
Jun 29, 1999
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Frederic Castellanet
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,857,356
Issue date
Jan 12, 1999
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,836,172
Issue date
Nov 17, 1998
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Thermal swing helium purifier and process
Patent number
5,787,730
Issue date
Aug 4, 1998
Praxair Technology, Inc.
Carl Joseph Heim
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and device for the preparation of a cry ogenic fluid in the...
Patent number
5,784,898
Issue date
Jul 28, 1998
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method and apparatus for removing trace quantities of impurities fr...
Patent number
5,737,941
Issue date
Apr 14, 1998
Air Products and Chemicals, Inc.
Thomas Hsiao-Ling Hsiung
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and device for the preparation of a flow which is substanti...
Patent number
5,685,172
Issue date
Nov 11, 1997
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Bernard Darredeau
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Ultra-high purity nitrogen generating method and unit
Patent number
5,682,761
Issue date
Nov 4, 1997
Teisan Kabushiki Kaisha
Takashi Nagamura
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Ultra-high purity nitrogen generating method
Patent number
5,478,547
Issue date
Dec 26, 1995
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Takashi Nagamura
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Ultra-high purity nitrogen generator
Patent number
5,470,543
Issue date
Nov 28, 1995
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Takashi Nagamura
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for the purification of the inert gases
Patent number
5,204,075
Issue date
Apr 20, 1993
The BOC Group, Inc.
Ravi Jain
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Recovery of dissolved light gases from a liquid stream
Patent number
5,167,125
Issue date
Dec 1, 1992
Air Products and Chemicals, Inc.
Rakesh Agrawal
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Parallel wrapped tube heat exchanger
Patent number
4,785,879
Issue date
Nov 22, 1988
APD Cryogenics
Ralph C. Longsworth
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Method to deliver ultra high purity helium gas to a use point
Patent number
4,766,731
Issue date
Aug 30, 1988
Union Carbide Corporation
Lawrence S. Graczyk
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Parallel wrapped tube heat exchanger
Patent number
4,763,725
Issue date
Aug 16, 1988
Ralph C. Longsworth
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Parallel wrapped tube heat exchanger
Patent number
4,697,635
Issue date
Oct 6, 1987
APD Cryogenics Inc.
Ralph C. Longsworth
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
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
METHOD AND APPARATUS FOR SEPARATION OF HELIUM-3 FROM HELIUM-4 BY ME...
Publication number
20240261731
Publication date
Aug 8, 2024
Linde Kryotechnik AG
Alexander ALEKSEEV
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
HELIUM GAS LIQUEFIER AND METHOD FOR LIQUEFYING HELIUM GAS
Publication number
20210199377
Publication date
Jul 1, 2021
KOREA BASIC SCIENCE INSTITUTE
Yeon Suk Choi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Lights Removal From Carbon Dioxide
Publication number
20210131727
Publication date
May 6, 2021
Air Products and Chemicals, Inc.
Paul Higginbotham
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Helium Extraction from Natural Gas
Publication number
20200088465
Publication date
Mar 19, 2020
Air Products and Chemicals, Inc.
Vincent White
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Helium Extraction from Natural Gas
Publication number
20200088466
Publication date
Mar 19, 2020
Air Products and Chemicals, Inc.
Vincent White
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEM AND METHOD FOR RECOVERY OF NEON AND HELIUM FROM AN AIR SEPAR...
Publication number
20190072325
Publication date
Mar 7, 2019
Maulik R. Shelat
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR COOLING A PROCESS FLOW
Publication number
20180202712
Publication date
Jul 19, 2018
Lutz Decker
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CRYOCOOLER-BASED GAS SCRUBBER
Publication number
20140090404
Publication date
Apr 3, 2014
Michael Bancroft Simmonds
C01 - INORGANIC CHEMISTRY
Information
Patent Application
He-3 Recovery From Natural Helium By Distillation
Publication number
20130219956
Publication date
Aug 29, 2013
Air Products and Chemicals, Inc.
Jianguo Xu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HE-3 RECOVERY FROM NATURAL HELIUM BY DISTILLATION
Publication number
20130219958
Publication date
Aug 29, 2013
Air Products and Chemicals, Inc.
Jianguo Xu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
INERT GAS RECOVERY AND RECYCLE FOR SILICON CRYSTAL GROWTH PULLING P...
Publication number
20130149226
Publication date
Jun 13, 2013
Lingyan Song
C30 - CRYSTAL GROWTH
Information
Patent Application
PROCESS FOR PRODUCING LIQUID AND GASEOUS NITROGEN STREAMS, A GASEOU...
Publication number
20110226009
Publication date
Sep 22, 2011
Henri PARADOWSKI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR THE SIMULTANEOUS RECOVERY OF A PURE HELIUM AND PURE NITR...
Publication number
20090013718
Publication date
Jan 15, 2009
Linde Aktiengesellschaft
Hans Schmidt
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method and System for Purifying Liquified Gases
Publication number
20080271466
Publication date
Nov 6, 2008
Frederick W. Giacobbe
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method for Separating Trace Components from a Nitrogen-Rich Stream
Publication number
20080134716
Publication date
Jun 12, 2008
Nikos Larass
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Self-contained distillation purifier/superheater for liquid-fill pr...
Publication number
20070204650
Publication date
Sep 6, 2007
John Frederick Cirucci
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Circulation-type liquid helium reliquefaction apparatus with contam...
Publication number
20060230766
Publication date
Oct 19, 2006
Tsunehiro Takeda
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method and installation for purifying and recycling helium and use...
Publication number
20040050094
Publication date
Mar 18, 2004
Jean-Yves Thonnelier
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...