C01B 2203/0811
By combustion of fuel
Official title: by combustion of fuel
C01B2203/0811 (By combustion of fuel) appears on 1,640 US grants and 2,035 published applications in this corpus.
Search patents in C01B- Granted patents
- 1,640
- Published applications
- 2,035
- Assignees
- 642
- Inventors
- 3,396
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 12 | 0 |
| 1990 | 15 | 0 |
| 1991 | 12 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 12 | 0 |
| 1997 | 10 | 0 |
| 1998 | 11 | 0 |
| 1999 | 19 | 0 |
| 2000 | 28 | 0 |
| 2001 | 36 | 17 |
| 2002 | 36 | 79 |
| 2003 | 42 | 90 |
| 2004 | 58 | 101 |
| 2005 | 40 | 97 |
| 2006 | 64 | 91 |
| 2007 | 57 | 93 |
| 2008 | 50 | 111 |
| 2009 | 57 | 108 |
| 2010 | 97 | 115 |
| 2011 | 93 | 109 |
| 2012 | 85 | 90 |
| 2013 | 74 | 62 |
| 2014 | 77 | 77 |
| 2015 | 69 | 68 |
| 2016 | 61 | 51 |
| 2017 | 51 | 56 |
| 2018 | 44 | 40 |
| 2019 | 36 | 36 |
| 2020 | 38 | 47 |
| 2021 | 28 | 62 |
| 2022 | 36 | 81 |
| 2023 | 64 | 102 |
| 2024 | 63 | 115 |
| 2025 | 57 | 91 |
| 2026 | 42 | 46 |
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
- Process and apparatus for cracking ammonia22 Sep 2026US 12,741,867 B2Air Products and Chemicals, Inc.
- 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
- Systems and methods for supplying gaseous ammonia to serially-connected ammonia cracking units1 Sep 2026US 12,723,559 B2First Ammonia Motors, Inc.
- Process and plant for producing pure hydrogen by steam reforming with low carbon dioxide emissions25 Aug 2026US 12,715,766 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Reactor, system and process for cracking ammonia8 Oct 2026US 2026/0307985 A1Johnson Matthey Davy Technologies Limited
- Steam-Hydrocarbon Reforming with Reduced Carbon Dioxide Emissions8 Oct 2026US 2026/0307987 A1Air Products and Chemicals, Inc.
- Process and apparatus for hydrogen production with low carbon dioxide levels8 Oct 2026US 2026/0307989 A1
- Process for producing low-carbon ammonia from natural gas24 Sep 2026US 2026/0285696 A1Publichnoe Aktsionernoe Obshchestvo "NOVATEK"
- Systems and methods for making syngas17 Sep 2026US 2026/0273501 A1JBK Extractions LLC
Most cited
By later US patents
- Steam reformer with internal hydrogen purification533US 5,861,137 A1999
- Method for simultaneous recovery of hydrogen from water and from hydrocarbons351US 5,525,322 AThe Regents of the University of California · 1996
- Synthesis gas production system and method299US 6,085,512 ASyntroleum Corporation · 2000
- Catalytic ceramic membrane steam-hydrocarbon reformer269US 5,229,102 AMedalert Corporation · 1993
- Steam reformer with internal hydrogen purification269US 5,997,594 ANorthwest Power Systems, LLC · 1999