F23D 14/82
Preventing flashback or blowback
F23D14/82 (Preventing flashback or blowback) appears on 225 US grants and 202 published applications in this corpus.
Search patents in F23D- Granted patents
- 225
- Published applications
- 202
- Assignees
- 175
- Inventors
- 584
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 2 | 1 |
| 2003 | 5 | 5 |
| 2004 | 7 | 10 |
| 2005 | 6 | 4 |
| 2006 | 2 | 5 |
| 2007 | 2 | 3 |
| 2008 | 1 | 5 |
| 2009 | 1 | 5 |
| 2010 | 2 | 13 |
| 2011 | 4 | 11 |
| 2012 | 9 | 11 |
| 2013 | 7 | 7 |
| 2014 | 3 | 4 |
| 2015 | 8 | 9 |
| 2016 | 4 | 14 |
| 2017 | 7 | 8 |
| 2018 | 8 | 9 |
| 2019 | 6 | 8 |
| 2020 | 8 | 12 |
| 2021 | 7 | 5 |
| 2022 | 9 | 16 |
| 2023 | 6 | 5 |
| 2024 | 8 | 10 |
| 2025 | 6 | 15 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Turbine engine having a fuel nozzle assembly11 Aug 2026US 12,704,262 B2General Electric Company
- Mixed combustion system fueled with ammonia, hydrogen and natural gas21 Apr 2026US 12,607,348 B2Guangdong University of Technology
- Combustor with fuel plenum and extending mixing passages21 Apr 2026US 12,607,357 B2Pratt & Whitney Canada Corp.
- Anti-backflow premixing device and fuel gas water heater3 Mar 2026US 12,565,992 B2Guangdong Vanward New Electric Co., Ltd
- Retractable spout closure system with flame mitigation17 Feb 2026US 12,551,738 B2Rieke Corporation
- Burner module3 Sep 2026US 2026/0258944 A1Kawasaki Jukogyo Kabushiki Kaisha
- Burner assembly, gas turbine combustor, and gas turbine27 Aug 2026US 2026/0251305 A1Mitsubishi Heavy Industries, Ltd.
- Monitoring system and monitoring method13 Aug 2026US 2026/0235474 A1Yokogawa Electric Corporation
- Turbine engine having a fuel nozzle assembly23 Jul 2026US 2026/0210549 A1General Electric Company
- Retractable spout closure system with flame mitigation25 Jun 2026US 2026/0175059 A1Rieke Corporation
Most cited
By later US patents
- Detonation flame arrestor including a spiral wound wedge wire screen for gases having a low MESG106US 6,699,035 B2Enardo, Inc. · 2004
- Real-time combustion controls and diagnostics sensors (CCADS)106US 6,887,069 B1The United States of America as represented by the United States Department of Energy · 2005
- Flashback detection sensor for lean premix fuel nozzles94US 6,429,020 B1The United States of America as represented by the United States Department of Energy · 2002
- Premixed direct injection disk59US 8,424,311 B2General Electric Company · 2013
- Flame arrester having detonation-attenuating means53US 4,909,730 AWestech Industrial Ltd. · 1990