F23R 3/283
Attaching or cooling of fuel injecting means including supports for fuel injectors
Official title: {Attaching or cooling of fuel injecting means including supports for fuel injectors, stems, or lances}
F23R3/283 (Attaching or cooling of fuel injecting means including supports for fuel injectors) appears on 1,050 US grants and 1,127 published applications in this corpus.
Search patents in F23R- Granted patents
- 1,050
- Published applications
- 1,127
- Assignees
- 114
- Inventors
- 1,594
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 11 | 9 |
| 2003 | 5 | 5 |
| 2004 | 14 | 12 |
| 2005 | 9 | 10 |
| 2006 | 7 | 12 |
| 2007 | 4 | 23 |
| 2008 | 3 | 15 |
| 2009 | 11 | 35 |
| 2010 | 22 | 55 |
| 2011 | 17 | 33 |
| 2012 | 36 | 48 |
| 2013 | 35 | 49 |
| 2014 | 36 | 67 |
| 2015 | 48 | 52 |
| 2016 | 67 | 71 |
| 2017 | 34 | 80 |
| 2018 | 39 | 95 |
| 2019 | 69 | 72 |
| 2020 | 103 | 56 |
| 2021 | 74 | 60 |
| 2022 | 87 | 65 |
| 2023 | 60 | 66 |
| 2024 | 71 | 56 |
| 2025 | 62 | 54 |
| 2026 | 38 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dome combustor with air blast22 Sep 2026US 12,742,551 B1Rtx Corporation
- Combustor head end section with air supply system for bundled tube fuel nozzle contained therein15 Sep 2026US 12,736,222 B2GE Vernova Infrastructure Technology LLC
- Combustion device comprising orthogonally arranged channels8 Sep 2026US 12,729,856 B2Hanwha Aerospace Co., Ltd.
- Self-cleaning for torch ignitors25 Aug 2026US 12,716,390 B2Collins Engine Nozzles, Inc.
- Turbine engine having a combustion section with a fuel nozzle having a gaseous fuel supply channel25 Aug 2026US 12,716,586 B2General Electric Company
- Micromixer for combustor, combustor including same and method of mixing tube repair27 Aug 2026US 2026/0251107 A1GE Infrastructure Technology LLC
- Method for manufacturing nozzle for combustor, nozzle for combustor, and combustor including same20 Aug 2026US 2026/0243428 A1Doosan Enerbility Co., Ltd.
- Turbine engine having a combustion section with a fuel nozzle20 Aug 2026US 2026/0243430 A1General Electric Company
- Heat Shield for a Fuel Nozzle of a Turbine Engine13 Aug 2026US 2026/0235288 A1General Electric Company
- Heat shield for a fuel nozzle of a turbine engine13 Aug 2026US 2026/0235289 A1General Electric Company
Most cited
By later US patents
- Heat shield for a gas turbine combustion chamber129US 5,956,955 ABMW Rolls-Royce GmbH · 1999
- Flashback resistant fuel staged premixed combustor100US 5,235,814 AGeneral Electric Company · 1993
- Double dome combustor97US 5,197,289 AGeneral Electric Company · 1993
- Dry low NOx multi-nozzle combustion liner cap assembly91US 5,274,991 AGeneral Electric Company · 1994
- Fuel nozzle guide heat shield for a gas turbine engine89US 4,322,945 AUnited Technologies Corporation · 1982