F23C 2700/04
Combustion apparatus using gaseous fuel
F23C2700/04 (Combustion apparatus using gaseous fuel) appears on 24 US grants and 26 published applications in this corpus.
Search patents in F23C- Granted patents
- 24
- Published applications
- 26
- Assignees
- 20
- Inventors
- 66
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 4 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 1 |
| 2022 | 3 | 3 |
| 2023 | 1 | 3 |
| 2024 | 1 | 1 |
| 2025 | 3 | 8 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for operation of a flexible fuel combustor25 Aug 2026US 12,716,589 B28 Rivers Capital, LLC
- Pyrolysis and combustion control in pyrolysis reactors, and associated systems and methods5 May 2026US 12,617,674 B2Modern Hydrogen, Inc.
- Apparatus and methods for efficient conversion of heat to electricity via emission of characteristic radiation14 Apr 2026US 12,603,600 B2LightCell Inc.
- Apparatus and methods for efficient conversion of heat to electricity via emission of characteristic radiation9 Dec 2025US 12,494,732 B2LightCell Inc.
- Processes and apparatuses for burning a hydrogen fuel and a hydrocarbon fuel26 Aug 2025US 12,398,879 B2Uop LLC
- Cooking appliance having a gas burner10 Sep 2026US 2026/0266456 A1Rational AG
- Systems and methods for flameless combustion27 Nov 2025US 2025/0362014 A1Fives North American Combustion, Inc.
- Apparatus and methods for efficient conversion of heat to electricity via emission of characteristic radiation13 Nov 2025US 2025/0350231 A1LightCell Inc.
- Systems and methods for operation of a flexible fuel combustor12 Jun 2025US 2025/0189135 A18 Rivers Capital, LLC
- Pyrolysis and combustion control in pyrolysis reactors, and associated systems and methods24 Apr 2025US 2025/0128941 A1Modern Hydrogen, Inc.
Most cited
By later US patents
- Catalyst bed for use in a catalytic flameless heater device30US 4,177,168 AImperial Chemical Industries PLC · 1979
- Boiler using combustible fluid4US 3,934,555 ABattelle Memorial Institute · 1976
- Boiler using combustible fluid4US 4,022,163 A1977
- Systems and methods for operation of a flexible fuel combustor3US 11,199,327 B28 Rivers Capital, LLC · 2021
- Handheld snow melter2US 9,957,680 B12018