C01B 3/12
By reaction of water vapour with carbon monoxide
Official title: by reaction of water vapour with carbon monoxide
C01B3/12 (By reaction of water vapour with carbon monoxide) appears on 721 US grants and 918 published applications in this corpus.
Search patents in C01B- Granted patents
- 721
- Published applications
- 918
- Assignees
- 453
- Inventors
- 2,061
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 11 | 0 |
| 1978 | 9 | 0 |
| 1979 | 12 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 4 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 9 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 3 |
| 2002 | 7 | 36 |
| 2003 | 20 | 28 |
| 2004 | 20 | 45 |
| 2005 | 21 | 28 |
| 2006 | 13 | 21 |
| 2007 | 22 | 31 |
| 2008 | 14 | 26 |
| 2009 | 19 | 35 |
| 2010 | 24 | 53 |
| 2011 | 29 | 50 |
| 2012 | 24 | 40 |
| 2013 | 31 | 17 |
| 2014 | 38 | 60 |
| 2015 | 29 | 43 |
| 2016 | 44 | 28 |
| 2017 | 26 | 33 |
| 2018 | 29 | 20 |
| 2019 | 17 | 12 |
| 2020 | 18 | 20 |
| 2021 | 14 | 21 |
| 2022 | 13 | 41 |
| 2023 | 28 | 61 |
| 2024 | 30 | 71 |
| 2025 | 32 | 64 |
| 2026 | 17 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquefaction process6 Oct 2026US 12,753,353 B1
- Data processing device and gas conversion system25 Aug 2026US 12,715,825 B2Kabushiki Kaisha Toshiba
- System and method for conditioning syngas and capturing carbon dioxide from conditioned syngas for production of power, chemicals, and other value added products11 Aug 2026US 12,702,950 B2Dastur Energy, Inc.
- Use of renewable energy in methanol synthesis14 Jul 2026US 12,678,760 B2Sabic Global Technologies B.V.
- Flexible process for converting carbon dioxide, hydrogen, and methane into synthesis gas14 Jul 2026US 12,679,725 B2Shell USA, Inc.
- Ironmaking method and associated plant17 Sep 2026US 2026/0275433 A1
- Carbon formation chemical looping using oxygen27 Aug 2026US 2026/0250129 A1CZero Inc.
- Reverse water gas shift catalysts comprising an alkali metal and alumina27 Aug 2026US 2026/0250138 A1Saudi Arabian Oil Company
- Integrated fischer-tropsch processes27 Aug 2026US 2026/0250580 A1BP (China) Holdings Limited
- Production system for organic substance, production device for organic substance, and method for producing organic substance20 Aug 2026US 2026/0242707 A1Sekisui Chemical Co., Ltd.
Most cited
By later US patents
- Method for simultaneous recovery of hydrogen from water and from hydrocarbons351US 5,525,322 AThe Regents of the University of California · 1996
- Composite hydrogen separation element and module185US 5,498,278 ABend Research, Inc. · 1996
- Composite hydrogen separation element and module164US 5,645,626 ABend Research, Inc. · 1997
- Enhanced hydrogen recovery from effluent gas streams144US 4,553,981 AUnion Carbide Corporation · 1985
- Nanotechnology for engineering the performance of substances140US 6,531,704 B2NanoProducts Corporation · 2003