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C01B23/0078
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Temperature swing adsorption
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Patents Grants
last 30 patents
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Patent Grant
Method and system for purification of helium using cryogenic, membr...
Patent number
11,952,270
Issue date
Apr 9, 2024
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Paul Terrien
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for pretreating and recovering a rare gas from a gas contami...
Patent number
11,603,313
Issue date
Mar 14, 2023
Praxair Technology, Inc.
Jennifer Bugayong Luna
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Helium purification process and unit
Patent number
11,021,366
Issue date
Jun 1, 2021
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Erwan Le Guludec
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Cryogenic adsorption process for xenon recovery
Patent number
10,295,255
Issue date
May 21, 2019
Praxair Technology, Inc.
Philip A. Barrett
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for recovering and purifying argon gas from silicon single c...
Patent number
9,890,044
Issue date
Feb 13, 2018
Shin-Etsu Handotai Co., Ltd.
Hideaki Matsushima
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Purification of argon through liquid phase cryogenic adsorption
Patent number
9,772,139
Issue date
Sep 26, 2017
Praxair Technology, Inc.
Persefoni E. Kechagia
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Helium enhanced heat transfer in adsorptive liquid or gas phase arg...
Patent number
9,676,629
Issue date
Jun 13, 2017
Praxair Technology, Inc.
Hai Du
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Integrated process and apparatus for recovery of helium rich streams
Patent number
9,676,628
Issue date
Jun 13, 2017
Praxair Technology, Inc.
Minish M. Shah
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Adsorbent composition for argon purification
Patent number
9,457,337
Issue date
Oct 4, 2016
Praxair Technology, Inc.
Philip A. Barrett
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Purification of argon through liquid phase cryogenic adsorption
Patent number
9,222,727
Issue date
Dec 29, 2015
Praxair Technology, Inc.
Persefoni E. Kechagia
C01 - INORGANIC CHEMISTRY
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
Method of purifying argon through cryogenic adsorption
Patent number
5,159,816
Issue date
Nov 3, 1992
Air Products and Chemicals, Inc.
Kenneth W. Kovak
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
Information
Patent Application
NOVEL METHOD FOR PRETREATING AND RECOVERING A RARE GAS FROM A GAS C...
Publication number
20230183068
Publication date
Jun 15, 2023
Jennifer Bugayong Luna
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRETREATING AND RECOVERING A RARE GAS FROM A GAS CONTAMI...
Publication number
20220363540
Publication date
Nov 17, 2022
Jennifer Bugayong Luna
C01 - INORGANIC CHEMISTRY
Information
Patent Application
METHOD AND SYSTEM FOR PURIFICATION OF HELIUM USING CRYOGENIC, MEMBR...
Publication number
20220106190
Publication date
Apr 7, 2022
Air Liquide Advanced Technologies US LLC
Paul TERRIEN
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HELIUM PURIFICATION PROCESS AND UNIT
Publication number
20210354987
Publication date
Nov 18, 2021
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Erwan LE GULUDEC
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HELIUM PURIFICATION PROCESS AND UNIT
Publication number
20200385269
Publication date
Dec 10, 2020
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Erwan LE GULUDEC
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD FOR OPERATING AN ADSORBER ARRANGEMENT AND ADSORBER ARRANGEMENT
Publication number
20190217244
Publication date
Jul 18, 2019
Linde Aktiengesellschaft
Wolfgang FISEL
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HELIUM ENHANCED HEAT TRANSFER IN ADSORPTIVE LIQUID ARGON PURIFICATI...
Publication number
20160362298
Publication date
Dec 15, 2016
Hai Du
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR RECOVERING AND PURIFYING ARGON GAS FROM SILICON SINGLE C...
Publication number
20160325996
Publication date
Nov 10, 2016
Shin-Etsu Handotai Co., Ltd.
Hideaki MATSUSHIMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PURIFICATION OF ARGON THROUGH LIQUID PHASE CRYOGENIC ADSORPTION
Publication number
20160084571
Publication date
Mar 24, 2016
Persefoni E. Kechagia
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PURIFICATION OF ARGON THROUGH LIQUID PHASE CRYOGENIC ADSORPTION
Publication number
20140245781
Publication date
Sep 4, 2014
Persefoni E. Kechagia
C01 - INORGANIC CHEMISTRY
Information
Patent Application
ADSORBENT COMPOSITION FOR ARGON PURIFICATION
Publication number
20140249023
Publication date
Sep 4, 2014
Philip A. Barrett
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL