C01B 23/0078
Temperature swing adsorption
Official title: {Temperature swing adsorption}
C01B23/0078 (Temperature swing adsorption) appears on 16 US grants and 16 published applications in this corpus.
Search patents in C01B- Granted patents
- 16
- Published applications
- 16
- Assignees
- 7
- Inventors
- 44
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 4 |
| 2017 | 3 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Separation of krypton gas from xenon gas using natural clinoptilolite23 Sep 2025US 12,421,115 B1National Technology & Engineering Solutions of Sandia, LLC
- Gas purification method and device13 May 2025US 12,297,107 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and system for purification of helium using cryogenic, membrane, and adsorption techniques9 Apr 2024US 11,952,270 B2Air Liquide Advanced Technologies U.S. LLC
- Adsorptive xenon recovery process from a gas or liquid stream at cryogenic temperature16 May 2023US 11,650,010 B2Praxair Technology, Inc.
- Method for pretreating and recovering a rare gas from a gas contaminant stream exiting an etch chamber14 Mar 2023US 11,603,313 B2Praxair Technology, Inc.
- Novel method for pretreating and recovering a rare gas from a gas contaminant stream exiting an etch chamber15 Jun 2023US 2023/0183068 A1
- Gas purification method and device19 Jan 2023US 2023/0019514 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for pretreating and recovering a rare gas from a gas contaminant stream exiting an etch chamber17 Nov 2022US 2022/0363540 A1Praxair Technology, Inc.
- Method and system for purification of helium using cryogenic, membrane, and adsorption techniques7 Apr 2022US 2022/0106190 A1Air Liquide Advanced Technologies U.S. LLC
- Helium purification process and unit18 Nov 2021US 2021/0354987 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Method of purifying argon through cryogenic adsorption29US 5,159,816 AAir Products and Chemicals, Inc. · 1992
- Thermal swing helium purifier and process3US 5,787,730 APraxair Technology, Inc. · 1998
- Purification of argon through liquid phase cryogenic adsorption2US 9,222,727 B2Praxair Technology, Inc. · 2015
- Cryogenic adsorption process for xenon recovery1US 10,295,255 B2Praxair Technology, Inc. · 2019
- Method and system for purification of helium using cryogenic, membrane, and adsorption techniques1US 11,952,270 B2Air Liquide Advanced Technologies U.S. LLC · 2024