B01D 2259/4061
Using five beds
Official title: using five beds
B01D2259/4061 (Using five beds) appears on 69 US grants and 48 published applications in this corpus.
Search patents in B01D- Granted patents
- 69
- Published applications
- 48
- Assignees
- 34
- Inventors
- 144
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 6 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 3 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 3 |
| 2012 | 1 | 2 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 3 |
| 2017 | 1 | 0 |
| 2018 | 4 | 1 |
| 2019 | 3 | 5 |
| 2020 | 4 | 3 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Swing adsorption processes and systems for controlling product composition20 Jan 2026US 12,528,043 B2ExxonMobil Technology and Engineering Company
- Carbon capture systems14 Oct 2025US 12,440,797 B2Enhanced Energy Group LLC
- Carbon capture systems1 Apr 2025US 12,263,440 B2Enhanced Energy Group LLC
- Carbon capture systems19 Mar 2024US 11,931,685 B2Enhanced Energy Group LLC
- System for pre-purification of a feed gas stream26 Dec 2023US 11,850,553 B2Praxair Technology, Inc.
- Adsorption process28 May 2026US 2026/0145117 A1Korea Institute of Energy Research
- Process for the production of hydrogen from biomass12 Jun 2025US 2025/0188375 A1BHYO GmbH
- Carbon capture systems13 Jun 2024US 2024/0189757 A1Enhanced Energy Group LLC
- Carbon capture systems13 Jun 2024US 2024/0189759 A1Enhanced Energy Group LLC
- Swing adsorption processes and systems for controlling product composition9 Nov 2023US 2023/0356140 A1ExxonMobil Technology and Engineering Company
Most cited
By later US patents
- Portable oxygen concentration system and method of using the same223US 6,691,702 B2SeQual Technologies, Inc. · 2004
- Production of hydrogen and carbon monoxide106US 4,861,351 AAir Products and Chemicals, Inc. · 1989
- Weight-optimized portable oxygen concentrator104US 7,279,029 B2Air Products and Chemicals, Inc. · 2007
- Process for the purification of natural gas100US 5,174,796 AUop LLC · 1992
- Adsorbents for rapid cycle pressure swing adsorption processes83US 7,404,846 B2Air Products and Chemicals, Inc. · 2008