F23D 11/402
Mixing chambers downstream of the nozzle
Official title: {Mixing chambers downstream of the nozzle}
F23D11/402 (Mixing chambers downstream of the nozzle) appears on 134 US grants and 72 published applications in this corpus.
Search patents in F23D- Granted patents
- 134
- Published applications
- 72
- Assignees
- 59
- Inventors
- 205
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 4 |
| 2003 | 4 | 5 |
| 2004 | 6 | 6 |
| 2005 | 4 | 5 |
| 2006 | 5 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 4 |
| 2009 | 0 | 5 |
| 2010 | 0 | 5 |
| 2011 | 6 | 1 |
| 2012 | 0 | 4 |
| 2013 | 5 | 4 |
| 2014 | 0 | 8 |
| 2015 | 5 | 6 |
| 2016 | 9 | 2 |
| 2017 | 4 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 3 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pilot fuel nozzle assembly with vented venturi2 Jun 2026US 12,644,604 B2General Electric Company
- Fuel-fired burner with internal exhaust gas recycle24 Jun 2025US 12,338,992 B2Honeywell International Inc.
- Combustion system including a mixing tube and a flame holder20 Feb 2024US 11,906,160 B2Clearsign Technologies Corporation
- Fuel-fired burner with internal exhaust gas recycle22 Aug 2023US 11,732,886 B2Honeywell International Inc.
- Cooling for surface ignitors in torch ignition devices13 Jun 2023US 11,674,446 B2Collins Engine Nozzles, Inc.
- Fuel-fired burner with internal exhaust gas recycle18 Jan 2024US 2024/0019119 A1Honeywell International Inc.
- Cooling for surface ignitors in torch ignition devices2 Mar 2023US 2023/0061595 A1Delavan Inc.
- Pilot fuel nozzle assembly with vented venturi24 Nov 2022US 2022/0373182 A1General Electric Company
- Fuel-fired burner with internal exhaust gas recycle26 May 2022US 2022/0163197 A1Honeywell International Inc.
- Burner with multiple sections and control for adaptable use20 Jan 2022US 2022/0018534 A1Whirlpool Corporation
Most cited
By later US patents
- Reheat combustion system for a gas turbine121US 6,981,358 B2ALSTOM Technology Ltd · 2006
- Staged prevaporizer-premixer115US 6,174,160 B1University of Washington · 2001
- Injector for turbine engines97US 5,657,631 AB.B.A. Research & Development, Inc. · 1997
- Process for premixing-type combustion of liquid fuel93US 4,932,861 ABBC Brown, Boveri & Company, Limited · 1990
- Outer shear layer swirl mixer for a combustor93US 5,603,211 AUnited Technologies Corporation · 1997