F05D 2220/62
With energy recovery turbines
Official title: with energy recovery turbines
F05D2220/62 (With energy recovery turbines) appears on 229 US grants and 276 published applications in this corpus.
Search patents in F05D- Granted patents
- 229
- Published applications
- 276
- Assignees
- 123
- Inventors
- 451
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 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 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 0 | 1 |
| 2010 | 3 | 8 |
| 2011 | 2 | 7 |
| 2012 | 2 | 8 |
| 2013 | 9 | 8 |
| 2014 | 3 | 12 |
| 2015 | 6 | 6 |
| 2016 | 8 | 14 |
| 2017 | 5 | 16 |
| 2018 | 5 | 17 |
| 2019 | 17 | 24 |
| 2020 | 18 | 23 |
| 2021 | 23 | 24 |
| 2022 | 25 | 24 |
| 2023 | 28 | 26 |
| 2024 | 32 | 31 |
| 2025 | 28 | 13 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Mixture separation in bottoming cycle22 Sep 2026US 12,742,415 B2Rtx Corporation
- Cryogenic fuel semi-closed recirculating bottoming cycle25 Aug 2026US 12,716,388 B2Rtx Corporation
- Auxiliary boiler system for steam injection cycle engine2 Jun 2026US 12,644,410 B2Rtx Corporation
- Hydrocarbon pyrolysis with less exhaust emission12 May 2026US 12,624,295 B2ExxonMobil Chemical Patents Inc.
- Hydrogen fuelled gas turbine engine5 May 2026US 12,618,361 B2ROLLS-ROYCE plc
- Mixture separation in bottoming cycle30 Jul 2026US 2026/0218653 A1Rtx Corporation
- System and method for pressurized direct air capture of carbon dioxide7 May 2026US 2026/0124573 A1
- Pylon-mounted bottoming cycle30 Apr 2026US 2026/0117699 A1Rtx Corporation
- Enhanced recuperation cycle for aircraft powerplant turbine engine16 Apr 2026US 2026/0104009 A1Pratt & Whitney Canada Corp.
- Gas handling system comprising a turboexpander and method for using the system26 Feb 2026US 2026/0055727 A1Wellpower Technologies AS
Most cited
By later US patents
- Method of and apparatus for producing power72US 6,510,695 B1Ormat Industries Ltd. · 2003
- Retrofit equipment for reducing the consumption of fossil fuel by a power plant using solar insolation60US 6,321,539 B1Ormat Industries Ltd. · 2001
- Method and an apparatus for obtaining energy by expanding a gas at a wellhead55US 9,394,764 B2Sime Srl · 2016
- RAM fan system for an aircraft environmental control system54US 7,757,502 B2Hamilton Sundstrand Corporation · 2010
- Compressor bleed auxiliary turbine41US 10,578,028 B2General Electric Company · 2020