C01B 2203/043
Regenerative adsorption process in two or more beds, one for adsorption, the
Official title: Regenerative adsorption process in two or more beds, one for adsorption, the other for regeneration
C01B2203/043 (Regenerative adsorption process in two or more beds, one for adsorption, the) appears on 1,016 US grants and 1,390 published applications in this corpus.
Search patents in C01B- Granted patents
- 1,016
- Published applications
- 1,390
- Assignees
- 453
- Inventors
- 2,285
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 3 | 0 |
| 1996 | 11 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 9 | 0 |
| 2000 | 15 | 0 |
| 2001 | 17 | 3 |
| 2002 | 10 | 19 |
| 2003 | 15 | 22 |
| 2004 | 12 | 20 |
| 2005 | 8 | 30 |
| 2006 | 13 | 34 |
| 2007 | 12 | 45 |
| 2008 | 26 | 51 |
| 2009 | 17 | 56 |
| 2010 | 46 | 61 |
| 2011 | 42 | 66 |
| 2012 | 42 | 63 |
| 2013 | 51 | 53 |
| 2014 | 49 | 62 |
| 2015 | 43 | 56 |
| 2016 | 50 | 50 |
| 2017 | 52 | 55 |
| 2018 | 48 | 51 |
| 2019 | 42 | 42 |
| 2020 | 34 | 49 |
| 2021 | 34 | 57 |
| 2022 | 40 | 76 |
| 2023 | 60 | 113 |
| 2024 | 57 | 119 |
| 2025 | 52 | 91 |
| 2026 | 30 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Natural gas reforming system and process thereof17 Sep 2026US 2026/0274662 A1Doosan Enerbility Co., Ltd.
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Most cited
By later US patents
- Methanol plant retrofit for acetic acid manufacture208US 6,232,352 B1Acetex limited · 2001
- High temperature fuel cell power plant165US 7,097,925 B2QuestAir Technologies Inc. · 2006
- Flow regulated pressure swing adsorption system153US 6,063,161 ASoFinoy Societte Financiere d'Innovation Inc. · 2000
- Method and apparatus for treating a sour gas146US 8,206,669 B2Air Products and Chemicals, Inc. · 2012
- Selective adsorption process139US 3,986,849 AUnion Carbide Corporation · 1976