F01D 25/305
With fluid
Official title: {with fluid, e.g. liquid injection}
F01D25/305 (With fluid) appears on 121 US grants and 142 published applications in this corpus.
Search patents in F01D- Granted patents
- 121
- Published applications
- 142
- Assignees
- 53
- Inventors
- 307
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 2 | 2 |
| 2010 | 2 | 2 |
| 2011 | 2 | 5 |
| 2012 | 1 | 0 |
| 2013 | 3 | 8 |
| 2014 | 4 | 9 |
| 2015 | 8 | 8 |
| 2016 | 2 | 17 |
| 2017 | 10 | 17 |
| 2018 | 15 | 12 |
| 2019 | 11 | 7 |
| 2020 | 10 | 6 |
| 2021 | 9 | 11 |
| 2022 | 6 | 4 |
| 2023 | 10 | 8 |
| 2024 | 6 | 4 |
| 2025 | 8 | 10 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for conversion of kinetic and thermal energies of gas flows to work9 Jun 2026US 12,650,086 B1
- Turbomachine comprising an outlet cone incorporating components cooled by circulation of a cooling flow24 Feb 2026US 12,560,104 B2Safran Aircraft Engines
- Fan exit guide vane thermal management system for conventional gas turbine engines24 Feb 2026US 12,560,126 B2Rtx Corporation
- Fluidic turbo heater system10 Feb 2026US 12,546,273 B2Jetoptera, Inc.
- Thermally compliant forward outer-diameter ring for a gas turbine engine1 Jul 2025US 12,345,169 B2Rtx Corporation
- Sensing system for gas turbine power plant exhaust30 Jul 2026US 2026/0219179 A1Mitsubishi Power Americas, Inc.
- Injection grid for exhaust duct2 Jul 2026US 2026/0185473 A1Mitsubishi Power Americas, Inc.
- System and method for bypassing carbon capture system of gas turbine engine18 Jun 2026US 2026/0166486 A1
- Fluidic turbo heater system21 May 2026US 2026/0139639 A1Jetoptera, Inc.
- Fan exit guide vane thermal management system for conventional gas turbine engines18 Dec 2025US 2025/0382921 A1Rtx Corporation
Most cited
By later US patents
- Self-aspirating high-area-ratio inter-turbine duct assembly for use in a gas turbine engine70US 6,851,264 B2General Electric Company · 2005
- Onboard heater of auxiliary systems using exhaust gases and associated methods69US 11,428,165 B2BJ Energy Solutions, LLC · 2022
- Apparatus for the treatment of gas turbine exhaust gas46US 4,131,432 AHitachi, Ltd. · 1978
- Fluidic actuation for improved diffuser performance30US 6,896,475 B2General Electric Company · 2005
- System and method for augmenting turbine power output28US 7,703,272 B2Gas Turbine Efficiency Sweden AB · 2010