F05D 2260/205
Cooling fluid recirculation, i.e. after cooling one or more components is the
Official title: Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes
F05D2260/205 (Cooling fluid recirculation, i.e. after cooling one or more components is the) appears on 512 US grants and 514 published applications in this corpus.
Search patents in F05D- Granted patents
- 512
- Published applications
- 514
- Assignees
- 110
- Inventors
- 1,045
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 13 | 0 |
| 2001 | 8 | 8 |
| 2002 | 18 | 18 |
| 2003 | 14 | 9 |
| 2004 | 11 | 10 |
| 2005 | 6 | 8 |
| 2006 | 13 | 5 |
| 2007 | 5 | 12 |
| 2008 | 6 | 17 |
| 2009 | 8 | 12 |
| 2010 | 8 | 19 |
| 2011 | 11 | 18 |
| 2012 | 22 | 25 |
| 2013 | 20 | 16 |
| 2014 | 23 | 20 |
| 2015 | 16 | 23 |
| 2016 | 14 | 28 |
| 2017 | 12 | 32 |
| 2018 | 22 | 37 |
| 2019 | 43 | 43 |
| 2020 | 43 | 32 |
| 2021 | 38 | 18 |
| 2022 | 24 | 27 |
| 2023 | 31 | 22 |
| 2024 | 21 | 19 |
| 2025 | 26 | 21 |
| 2026 | 11 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Powerplant fuel system utilizing ammonia2 Jun 2026US 12,644,408 B2Pratt & Whitney Canada Corp.
- Apparatus and method for mitigating particulate accumulation on a component of a gas turbine26 May 2026US 12,638,178 B2Rtx Corporation
- Gas turbine engine having cooling systems19 May 2026US 12,631,122 B2General Electric Company
- Interstage seal with provision for dedicated cooling flow ingress and method12 May 2026US 12,624,641 B1Rtx Corporation
- Turbine for turbomachine24 Feb 2026US 12,560,099 B2Safran Aircraft Engines
- System and method for cooling an aircraft turbine engine24 Sep 2026US 2026/0286891 A1Safran Aircraft Engines
- Compressed gas energy storage and recovery system having pressure control6 Aug 2026US 2026/0226859 A1
- Gas turbine engines including thermal management systems with recirculating fuel circuits and related methods2 Jul 2026US 2026/0185484 A1General Electric Company
- Fuel-cooled engine component(s)2 Jul 2026US 2026/0185485 A1Rtx Corporation
- Apparatus and method for mitigating particulate accumulation on a component of a gas turbine2 Jul 2026US 2026/0185711 A1Rtx Corporation
Most cited
By later US patents
- Turbine engine with intercooler in bypass air passage118US 6,134,880 AConcepts ETI, Inc. · 2000
- System for cooling blades in a gas turbine110US 6,065,282 AMitsubishi Heavy Industries, Ltd. · 2000
- Closed loop air cooling system for combustion turbines109US 5,782,076 AWestinghouse Electric Corp. · 1998
- Re-fired gas turbine engine98US 6,817,187 B2Alstom (Switzerland) Ltd · 2004
- Cooling air system for gas turbine78US 6,612,114 B1DaimlerChrysler AG · 2003