F02K 9/40
Cooling arrangements
Official title: Cooling arrangements {(for nozzles F02K9/972)}
F02K9/40 (Cooling arrangements) appears on 27 US grants and 20 published applications in this corpus.
Search patents in F02K- Granted patents
- 27
- Published applications
- 20
- Assignees
- 22
- Inventors
- 68
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 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 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 2 | 0 |
| 2017 | 1 | 0 |
| 2018 | 2 | 2 |
| 2019 | 2 | 1 |
| 2020 | 3 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Vacuum insulated blast tube29 Jul 2025US 12,372,049 B2Raytheon Company
- Heavy inert gas insulated blast tube20 Aug 2024US 12,065,990 B1Raytheon Company
- High-temperature component and method of producing the high-temperature component5 Sep 2023US 11,746,663 B2Mitsubishi Power, Ltd.
- Modular photonic reflectors4 Jul 2023US 11,693,160 B2HRL Laboratories, LLC
- Multi-pulse gas generator device and igniter with varied flow rates16 Aug 2022US 11,415,081 B2Mitsubishi Heavy Industries, Ltd.
- Vacuum insulated blast tube27 Mar 2025US 2025/0101933 A1Raytheon Company
- Multipulse rocket motor with pressure-equalizing channels23 May 2024US 2024/0167435 A1Raytheon Company
- Thrust chamber device and method for operating a thrust chamber device7 Sep 2023US 2023/0279827 A1Deutsches Zentrum fuer Luft- und Raumfahrt e. V.
- Modular photonic reflectors17 Nov 2022US 2022/0365259 A1HRL Laboratories, LLC
- High-temperature component and method of producing the high-temperature component10 Mar 2022US 2022/0074313 A1Mitsubishi Power, Ltd.
Most cited
By later US patents
- Gas generator utilizing granular silicon carbide as coolant21US 4,316,874 ANippon Oil and Fats Co., Ltd. · 1982
- Thermal insulators for rocket motors17US 5,038,561 ARoyal Ordnance plc · 1991
- Partial superheat cycle for operating a pump in a rocket system14US 7,784,268 B1XCOR Aerospace · 2010
- Heavy inert gas insulated blast tube6US 12,065,990 B1Raytheon Company · 2024
- Coolable nozzle and method for producing such a nozzle for a rocket engine5US 6,470,671 B1Astruim GmbH · 2002