F23D 2900/11402
Airflow diaphragms at burner nozzle
F23D2900/11402 (Airflow diaphragms at burner nozzle) appears on 24 US grants and 26 published applications in this corpus.
Search patents in F23D- Granted patents
- 24
- Published applications
- 26
- Assignees
- 28
- Inventors
- 67
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 4 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 3 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 4 |
| 2025 | 1 | 1 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adjustable burner nozzle for multiple fuels5 May 2026US 12,618,555 B2Honeywell International Inc.
- Recovery boiler startup burner assembly31 Mar 2026US 12,590,412 B2Andritz Inc.
- Device and method for supplying combustion air and for recirculating exhaust gas for a burner3 Mar 2026US 12,565,991 B2WS Warmeprozesstechnik GmbH
- Burner with a moveable air flow diverter30 Sep 2025US 12,429,215 B2Messer Industries USA, Inc.
- Burner as well as boiler-burner assembly as well as method for generating a flame into the same13 Jul 2021US 11,060,721 B2Oilon Technology Oy
- Burner16 Jul 2026US 2026/0202052 A1Taiheiyo Engineering Inc.
- Burner, furnace and method of generating a flame18 Dec 2025US 2025/0383079 A1Messer Industries USA, Inc.
- Recovery boiler startup burner assembly19 Dec 2024US 2024/0417927 A1Andritz Inc.
- Adjustable burner nozzle for multiple fuels17 Oct 2024US 2024/0344695 A1Honeywell International Inc.
- Method for burning a liquid or gaseous fuel in a boiler, boiler for carrying out the method and thermal bath having a boiler29 Aug 2024US 2024/0288160 A1Swiss E-Futurtec AG
Most cited
By later US patents
- Variable geometry combustor19US 7,500,347 B2ROLLS-ROYCE plc · 2009
- Fuel injector14US 7,200,986 B2ROLLS-ROYCE plc · 2007
- Spray type combustion device13US 4,427,367 ANissan Motor Co., Ltd. · 1984
- Gas turbine combustor with variable airflow11US 8,966,877 B2United Technologies Corporation · 2015
- Gas radiation burner and controlling method thereof10US 7,766,005 B2LG Electronics Inc. · 2010