F23D 17/002
Gaseous or liquid fuel
Official title: {gaseous or liquid fuel}
F23D17/002 (Gaseous or liquid fuel) appears on 407 US grants and 229 published applications in this corpus.
Search patents in F23D- Granted patents
- 407
- Published applications
- 229
- Assignees
- 166
- Inventors
- 726
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 3 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 14 | 0 |
| 1995 | 12 | 0 |
| 1996 | 14 | 0 |
| 1997 | 7 | 0 |
| 1998 | 23 | 0 |
| 1999 | 23 | 0 |
| 2000 | 14 | 0 |
| 2001 | 12 | 9 |
| 2002 | 10 | 5 |
| 2003 | 10 | 7 |
| 2004 | 9 | 10 |
| 2005 | 7 | 12 |
| 2006 | 8 | 8 |
| 2007 | 5 | 12 |
| 2008 | 5 | 14 |
| 2009 | 5 | 12 |
| 2010 | 7 | 11 |
| 2011 | 16 | 7 |
| 2012 | 9 | 8 |
| 2013 | 5 | 8 |
| 2014 | 3 | 14 |
| 2015 | 13 | 7 |
| 2016 | 14 | 12 |
| 2017 | 6 | 13 |
| 2018 | 10 | 11 |
| 2019 | 7 | 7 |
| 2020 | 16 | 2 |
| 2021 | 3 | 4 |
| 2022 | 3 | 1 |
| 2023 | 6 | 9 |
| 2024 | 2 | 11 |
| 2025 | 3 | 11 |
| 2026 | 8 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dual fuel valve8 Sep 2026US 12,729,851 B2GDA Valve Technology Co., Ltd.
- Arrangement handling purged alcohol-based fuel and a method thereof8 Sep 2026US 12,729,853 B2Alfa Laval Corporate AB
- Method and apparatus for regulating a flame length in a partial oxidation reactor11 Aug 2026US 12,704,258 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Gas turbine control device, gas turbine, and gas turbine control method23 Jun 2026US 12,662,961 B2Mitsubishi Heavy Industries, Ltd.
- Injector assembly for a gas turbine and aircraft26 May 2026US 12,638,185 B2Rolls-Royce Deutschland Ltd & Co KG
- Dual fuel valve17 Sep 2026US 2026/0276192 A1GDA Valve Technology Co., Ltd.
- Gas turbine engine, fuel nozzle assembly, and method2 Apr 2026US 2026/0092557 A1General Electric Company
- Co-firing combustor with gas fuel and liquid ammonia5 Mar 2026US 2026/0063298 A1GE Vernova Infrastructure Technology LLC
- Micro burner apparatus and associated method15 Jan 2026US 2026/0016159 A1The Boeing Company
- Low nox emission burner for firing liquid fuels and method of operation18 Dec 2025US 2025/0383083 A1Honeywell International Inc.
Most cited
By later US patents
- Dual fuel ultra-low NOX combustor144US 5,359,847 AWestinghouse Electric Corp. · 1994
- Dual fuel mixer for gas turbine combustor141US 5,351,477 AGeneral Electric Company · 1994
- Staged prevaporizer-premixer115US 6,174,160 B1University of Washington · 2001
- Dry low NOx single stage dual mode combustor construction for a gas turbine113US 5,259,184 AGeneral Electric Company · 1993
- Center burner in a multi-burner combustor111US 5,924,275 AGeneral Electric Company · 1999