F23C 6/00
Combustion apparatus characterised by the combination of two or more combustion chambers
Official title: Combustion apparatus characterised by the combination of two or more combustion chambers {or combustion zones, e.g. for staged combustion}
F23C6/00 (Combustion apparatus characterised by the combination of two or more combustion chambers) appears on 966 US grants and 642 published applications in this corpus.
Search patents in F23C- Granted patents
- 966
- Published applications
- 642
- Assignees
- 462
- Inventors
- 1,865
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 19 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 6 | 0 |
| 1981 | 13 | 0 |
| 1982 | 13 | 0 |
| 1983 | 18 | 0 |
| 1984 | 15 | 0 |
| 1985 | 17 | 0 |
| 1986 | 13 | 0 |
| 1987 | 11 | 0 |
| 1988 | 17 | 0 |
| 1989 | 32 | 0 |
| 1990 | 23 | 0 |
| 1991 | 20 | 0 |
| 1992 | 16 | 0 |
| 1993 | 30 | 0 |
| 1994 | 24 | 0 |
| 1995 | 30 | 0 |
| 1996 | 24 | 0 |
| 1997 | 23 | 0 |
| 1998 | 35 | 0 |
| 1999 | 33 | 0 |
| 2000 | 19 | 0 |
| 2001 | 24 | 11 |
| 2002 | 20 | 24 |
| 2003 | 14 | 35 |
| 2004 | 28 | 31 |
| 2005 | 30 | 32 |
| 2006 | 11 | 25 |
| 2007 | 13 | 27 |
| 2008 | 16 | 24 |
| 2009 | 18 | 30 |
| 2010 | 21 | 32 |
| 2011 | 10 | 21 |
| 2012 | 14 | 32 |
| 2013 | 22 | 30 |
| 2014 | 29 | 26 |
| 2015 | 20 | 36 |
| 2016 | 17 | 35 |
| 2017 | 32 | 19 |
| 2018 | 23 | 24 |
| 2019 | 28 | 26 |
| 2020 | 17 | 20 |
| 2021 | 16 | 16 |
| 2022 | 19 | 26 |
| 2023 | 17 | 24 |
| 2024 | 14 | 13 |
| 2025 | 15 | 17 |
| 2026 | 10 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and device for heating a furnace18 Aug 2026US 12,710,173 B2Linde Aktiengesellschaft
- Metal curing ovens with quick heat-up and cool-down, and processes of using same14 Jul 2026US 12,678,823 B2EPCON Industrial Services, LP
- Burner, apparatus and method for the firing of ceramic articles16 Jun 2026US 12,656,062 B2Sacmi Forni & Filter S.P.A.
- Flameless combustion burner for an endothermic reaction process9 Jun 2026US 12,649,135 B2Technip Energies France
- Pyrolysis and combustion control in pyrolysis reactors, and associated systems and methods5 May 2026US 12,617,674 B2Modern Hydrogen, Inc.
- Device and method for injecting a hydrogen-air mixture for a turbine engine burner8 Oct 2026US 2026/0309329 A1Safran
- Burner assembly and method for operating a burner assembly13 Aug 2026US 2026/0235285 A1Messer Austria GmbH
- Systems for oxyfuel combustion furnaces with heat recapture and reduced recirculation of flue gas23 Jul 2026US 2026/0208135 A1Sabic Global Technologies B.V.
- Ammonia combustion furnace2 Jul 2026US 2026/0185700 A1Kawasaki Jukogyo Kabushiki Kaisha
- Method of controlling deflagration combustion process in pistonless combustor30 Apr 2026US 2026/0117975 A1Finno Exergy Oy
Most cited
By later US patents
- Substoichiometric combustion of low heating value gases using different platinum catalysts283US 4,378,048 AGulf Research & Development Company · 1983
- Trifluid reactor177US 7,523,603 B2Vast Power Portfolio, LLC · 2009
- Staged combustion of a low heating value fuel gas for driving a gas turbine166US 6,201,029 B1Marathon Oil Company · 2001
- Thermodynamic cycles using thermal diluent158US 7,416,137 B2Vast Power Systems, Inc. · 2008
- Low NO.sub.x formation burner apparatus and methods152US 5,195,884 AJohn Zink Company, a Division of Koch Engineering Company, Inc. · 1993