F23M 20/00
Details of combustion chambers, not otherwise provided for
Official title: Details of combustion chambers, not otherwise provided for {, e.g. means for storing heat from flames}
F23M20/00 (Details of combustion chambers, not otherwise provided for) appears on 290 US grants and 280 published applications in this corpus.
Search patents in F23M- Granted patents
- 290
- Published applications
- 280
- Assignees
- 133
- Inventors
- 651
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 12 |
| 2003 | 14 | 6 |
| 2004 | 8 | 7 |
| 2005 | 7 | 13 |
| 2006 | 6 | 12 |
| 2007 | 5 | 8 |
| 2008 | 12 | 11 |
| 2009 | 4 | 10 |
| 2010 | 7 | 11 |
| 2011 | 6 | 21 |
| 2012 | 4 | 12 |
| 2013 | 10 | 24 |
| 2014 | 20 | 22 |
| 2015 | 17 | 23 |
| 2016 | 10 | 17 |
| 2017 | 10 | 17 |
| 2018 | 14 | 8 |
| 2019 | 22 | 10 |
| 2020 | 10 | 10 |
| 2021 | 9 | 4 |
| 2022 | 9 | 7 |
| 2023 | 4 | 4 |
| 2024 | 3 | 8 |
| 2025 | 4 | 1 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Combustor head end section with air supply system for bundled tube fuel nozzle contained therein15 Sep 2026US 12,736,222 B2GE Vernova Infrastructure Technology LLC
- Gas turbine combustor with multiple fuel stages and method of operation19 May 2026US 12,631,334 B2GE Vernova Infrastructure Technology LLC
- Pulse combustion apparatus with vibration damping31 Mar 2026US 12,590,696 B2Ilgiz Amirovich Yamilev
- Multi-stage axial fuel injection system with discrete air supplies24 Feb 2026US 12,560,327 B2GE Vernova Infrastructure Technology LLC
- Hydrogen chloride loop fuel reaction28 Oct 2025US 12,454,456 B2
- Combustion chamber for producing hot gas10 Sep 2026US 2026/0266242 A1
- Gas turbine combustor and gas turbine13 Mar 2025US 2025/0084993 A1Mitsubishi Heavy Industries, Ltd.
- Gas turbine combustor1 Aug 2024US 2024/0254916 A1Kawasaki Jukogyo Kabushiki Kaisha
- Combustion furnace with adjustable firepower25 Jul 2024US 2024/0247801 A1
- Combustor head end section with air supply system for bundled tube fuel nozzle contained therein11 Jul 2024US 2024/0230090 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Reheat combustion system for a gas turbine121US 6,981,358 B2ALSTOM Technology Ltd · 2006
- Combustion chamber92US 6,513,334 B2ROLLS-ROYCE plc · 2003
- Combustion chamber noise suppressor76US 4,606,721 ATifa Limited · 1986
- Modular resonators for suppressing combustion instabilities in gas turbine power plants69US 6,530,221 B1Siemens Westinghouse Power Corporation · 2003
- Gas turbine combustion chamber with scavenged Helmholtz resonators51US 5,373,695 AAsea Brown Boveri AG · 1994