B01D 2259/4062
Using six beds
Official title: using six beds
B01D2259/4062 (Using six beds) appears on 98 US grants and 71 published applications in this corpus.
Search patents in B01D- Granted patents
- 98
- Published applications
- 71
- Assignees
- 46
- Inventors
- 217
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 2 | 3 |
| 2008 | 0 | 3 |
| 2009 | 3 | 4 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 2 | 2 |
| 2013 | 2 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 4 |
| 2017 | 1 | 6 |
| 2018 | 5 | 2 |
| 2019 | 3 | 8 |
| 2020 | 6 | 5 |
| 2021 | 6 | 10 |
| 2022 | 4 | 5 |
| 2023 | 8 | 4 |
| 2024 | 5 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for managing a fault in a pressure swing absorption gas treatment unit4 Aug 2026US 12,697,579 B2L'Air Liquide, Societe Anonyme Pour l'Etude et l'Exploitation des Procedes Claude Georges
- Swing adsorption processes and systems for controlling product composition20 Jan 2026US 12,528,043 B2ExxonMobil Technology and Engineering Company
- Pressure swing adsorption apparatus for hydrogen purification from decomposed ammonia gas and hydrogen purification method using the same30 Dec 2025US 12,508,535 B2Korea Institute of Energy Research
- Flue gas decarbonization31 Dec 2024US 12,179,143 B2Air Products and Chemicals, Inc.
- Apparatus and system for swing adsorption processes24 Dec 2024US 12,172,122 B2ExxonMobil Technology and Engineering Company
- A system for capture of carbon dioxide27 Nov 2025US 2025/0360451 A1Shell USA, Inc.
- Process reducing energy consumption in gas fermentation3 Oct 2024US 2024/0327873 A1LanzaTech, Inc.
- Apparatus and system for swing adsorption processes18 Apr 2024US 2024/0123395 A1ExxonMobil Technology and Engineering Company
- Pressure swing adsorption apparatus for hydrogen purification from decomposed ammonia gas and hydrogen purification method using the same28 Mar 2024US 2024/0100469 A1Korea Institute of Energy Research
- Method for managing a fault in a pressure swing absorption gas treatment unit21 Dec 2023US 2023/0405514 A1L' Air Liquide, Societe Anonyme pour I' Etude et I'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Rapid cycle pressure swing adsorption oxygen concentration method and apparatus193US 5,827,358 AImpact MST, Incorporation · 1998
- Flow regulated pressure swing adsorption system153US 6,063,161 ASoFinoy Societte Financiere d'Innovation Inc. · 2000
- Regeneration of adsorbents138US 4,784,672 AAir Products and Chemicals, Inc. · 1988
- Extraction and concentration of a gas component117US 5,082,473 A1992
- Hydrogen purification by selective adsorption111US 4,077,779 AAir Products and Chemicals, Inc. · 1978