C01B 2210/0051
Carbon dioxide
C01B2210/0051 (Carbon dioxide) appears on 158 US grants and 129 published applications in this corpus.
Search patents in C01B- Granted patents
- 158
- Published applications
- 129
- Assignees
- 97
- Inventors
- 420
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 7 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 3 |
| 2002 | 5 | 5 |
| 2003 | 4 | 2 |
| 2004 | 3 | 4 |
| 2005 | 3 | 5 |
| 2006 | 2 | 3 |
| 2007 | 3 | 3 |
| 2008 | 2 | 4 |
| 2009 | 0 | 5 |
| 2010 | 3 | 4 |
| 2011 | 5 | 4 |
| 2012 | 3 | 3 |
| 2013 | 3 | 3 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 1 |
| 2017 | 2 | 5 |
| 2018 | 3 | 9 |
| 2019 | 4 | 4 |
| 2020 | 6 | 5 |
| 2021 | 3 | 3 |
| 2022 | 4 | 10 |
| 2023 | 10 | 12 |
| 2024 | 3 | 14 |
| 2025 | 6 | 9 |
| 2026 | 6 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Steam methane reforming with process carbon dioxide capture and ammonia firing15 Sep 2026US 12,735,316 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Producing hydrogen from hydrogen sulfide1 Sep 2026US 12,722,970 B2Saudi Arabian Oil Company
- Method of recycling helium from waste gas in semiconductor process1 Sep 2026US 12,722,973 B2Samsung Electronics Co., Ltd.
- Hydrocarbon production apparatus and hydrocarbon production method21 Jul 2026US 12,686,823 B2Eneos Corporation
- Steam-hydrocarbon reforming with low steam production3 Mar 2026US 12,565,424 B2Air Products and Chemicals, Inc.
- Anaerobic digester-based system for rng and hydrogen productions3 Sep 2026US 2026/0257912 A1University of Southern California
- Anaerobic digester-based system for rng and hydrogen production13 Aug 2026US 2026/0233995 A1
- Method of hydrogenation and calcination of caco3 with h29 Jul 2026US 2026/0193092 A1Consejo Superior De Investigaciones Cientificas (Csic)
- Steam-Hydrocarbon Reforming with Low Steam Production11 Jun 2026US 2026/0159384 A1Air Products and Chemicals, Inc.
- Purification arrangement for purifying hydrogen gas1 Jan 2026US 2026/0001760 A1Volvo Truck Corporation
Most cited
By later US patents
- Utilization of synthesis gas produced by mixed conducting membranes127US 6,110,979 AAir Products and Chemicals, Inc. · 2000
- Process for generating power and/or heat comprising a mixed conducting membrane reactor95US 6,237,339 B1Norsk Hydro ASA · 2001
- Electrical current generation system94US 6,921,597 B2QuestAir Technologies Inc. · 2005
- Process and apparatus for producing liquid carbon dioxide93US 5,233,837 AEnerfex, Inc. · 1993
- Cross-flow electrochemical reactor cells, cross-flow reactors, and use of cross-flow reactors for oxidation reactions92US 5,356,728 AAmoco Corporation · 1994