F23R 3/40
Continuous combustion chambers using liquid or gaseous fuel: characterised by the use
Official title: characterised by the use of catalytic means
F23R3/40 (Continuous combustion chambers using liquid or gaseous fuel: characterised by the use) appears on 301 US grants and 219 published applications in this corpus.
Search patents in F23R- Granted patents
- 301
- Published applications
- 219
- Assignees
- 109
- Inventors
- 520
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 4 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 11 | 0 |
| 2001 | 11 | 1 |
| 2002 | 10 | 17 |
| 2003 | 15 | 13 |
| 2004 | 8 | 18 |
| 2005 | 3 | 15 |
| 2006 | 22 | 25 |
| 2007 | 3 | 11 |
| 2008 | 8 | 4 |
| 2009 | 11 | 9 |
| 2010 | 7 | 8 |
| 2011 | 8 | 8 |
| 2012 | 7 | 3 |
| 2013 | 7 | 5 |
| 2014 | 7 | 12 |
| 2015 | 4 | 6 |
| 2016 | 2 | 4 |
| 2017 | 0 | 6 |
| 2018 | 9 | 4 |
| 2019 | 4 | 2 |
| 2020 | 1 | 6 |
| 2021 | 6 | 8 |
| 2022 | 8 | 10 |
| 2023 | 8 | 8 |
| 2024 | 10 | 10 |
| 2025 | 5 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Coated components for coke abatement in gas turbine engines6 Oct 2026US 12,753,924 B2General Electric Company
- Fuel-cooled engine component(s)24 Feb 2026US 12,560,122 B2Rtx Corporation
- Gas turbine plant with ammonia decomposition system17 Feb 2026US 12,553,387 B2Doosan Enerbility Co., Ltd.
- Cracking and separation of ammonia fuel18 Nov 2025US 12,473,856 B2Rtx Corporation
- Gas turbine system30 Sep 2025US 12,429,225 B2IHI Corporation
- Coated components for coke abatement in gas turbine engines16 Jul 2026US 2026/0202060 A1General Electric Company
- Fuel-cooled engine component(s)2 Jul 2026US 2026/0185485 A1Rtx Corporation
- Coated components for coke abatement in gas turbine engines26 Mar 2026US 2026/0085638 A1General Electric Company
- Mixer assembly with a catalytic metal coating for a gas turbine engine21 Aug 2025US 2025/0264058 A1General Electric Company
- Fuel-cooled engine component(s)10 Jul 2025US 2025/0223923 A1Rtx Corporation
Most cited
By later US patents
- Substoichiometric combustion of low heating value gases325US 4,381,641 AGulf Research & Development Company · 1983
- Power generating system302US 4,754,607 AAllied-Signal Inc. · 1988
- Utilization of energy obtained by substoichiometric combustion of low heating value gases296US 4,299,086 AGulf Research & Development Company · 1981
- Self-contained energy center for producing mechanical, electrical, and heat energy199US 6,107,693 ASolo Energy Corporation · 2000
- Recuperated gas turbine engine system and method employing catalytic combustion170US 7,007,487 B2MES International, Inc. · 2006