B01D 2259/40013
Pressurization
B01D2259/40013 (Pressurization) appears on 218 US grants and 128 published applications in this corpus.
Search patents in B01D- Granted patents
- 218
- Published applications
- 128
- Assignees
- 95
- Inventors
- 444
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 7 |
| 2003 | 6 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 5 |
| 2006 | 1 | 7 |
| 2007 | 5 | 3 |
| 2008 | 3 | 3 |
| 2009 | 4 | 3 |
| 2010 | 5 | 3 |
| 2011 | 0 | 2 |
| 2012 | 3 | 3 |
| 2013 | 4 | 3 |
| 2014 | 3 | 4 |
| 2015 | 3 | 3 |
| 2016 | 3 | 3 |
| 2017 | 5 | 10 |
| 2018 | 7 | 10 |
| 2019 | 10 | 6 |
| 2020 | 9 | 7 |
| 2021 | 5 | 4 |
| 2022 | 5 | 12 |
| 2023 | 12 | 7 |
| 2024 | 2 | 10 |
| 2025 | 6 | 5 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for separating a gas mixture25 Aug 2026US 12,714,965 B2Linde Aktiengesellschaft
- Pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and hydrogen purification method using the same4 Aug 2026US 12,697,581 B2Korea Institute of Energy Research
- High recovery process for purification of multicomponent gases30 Jun 2026US 12,667,803 B2Praxair Technology, Inc.
- Processes and apparatuses for reducing molecular weight fluctuation in a tail gas stream from a pressure swing adsorption process26 May 2026US 12,636,607 B2Uop LLC
- Method for mobile pressure swing adsorption oxygen production device30 Dec 2025US 12,508,534 B2Chengdu Yingchen Technology Co., Ltd
- Gas separation method, method for producing purified gas, and gas separation apparatus8 Oct 2026US 2026/0306996 A1Asahi Kasei Kabushiki Kaisha
- Adsorption process28 May 2026US 2026/0145117 A1Korea Institute of Energy Research
- Oxygen Concentrator Sorbent Bed Equalization and Feed Manifolds and Method of Using the Same22 Jan 2026US 2026/0021442 A1TDA Research, Inc.
- Pressure swing adsorption (psa) device and pressure swing adsorption method23 Oct 2025US 2025/0325936 A1Eneos Corporation
- Sorbent coated carbon fibers and their modules for reducing carbon dioxide using electrically driven temperature swing adsorption system4 Sep 2025US 2025/0276279 A1Georgia Tech Research Corporation
Most cited
By later US patents
- Process for purifying a gas by adsorption of the impurities on several active carbons147US 6,402,813 B2L 'Air Liquide-Societe 'Anonyme a 'Directoire et Conseil de Surveillance pour l 'Etude et L'Exploitation des Procedes Georges Claude · 2002
- Methods and apparatuses for gas separation by pressure swing adsorption with partial gas product feed to fuel cell power source139US 6,866,950 B2QuestAir Technologies Inc. · 2005
- Layered manifold pressure swing adsorption device and method106US 6,565,635 B2QuestAir Technologies Inc. · 2003
- Weight-optimized portable oxygen concentrator104US 7,279,029 B2Air Products and Chemicals, Inc. · 2007
- PSA multicomponent separation utilizing tank equalization101US 4,816,039 AThe BOC Group, Inc. · 1989