F25J 2240/82
With waste heat recovery
Official title: with waste heat recovery, e.g. in a combined cycle, i.e. for generating steam used in a Rankine cycle
F25J2240/82 (With waste heat recovery) appears on 80 US grants and 101 published applications in this corpus.
Search patents in F25J- Granted patents
- 80
- Published applications
- 101
- Assignees
- 65
- Inventors
- 213
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 8 |
| 2011 | 2 | 6 |
| 2012 | 0 | 3 |
| 2013 | 3 | 8 |
| 2014 | 1 | 8 |
| 2015 | 5 | 9 |
| 2016 | 2 | 6 |
| 2017 | 7 | 3 |
| 2018 | 9 | 6 |
| 2019 | 3 | 2 |
| 2020 | 5 | 4 |
| 2021 | 4 | 2 |
| 2022 | 1 | 6 |
| 2023 | 2 | 5 |
| 2024 | 2 | 5 |
| 2025 | 5 | 6 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- System for storing and producing energy to stabilize the power network26 May 2026US 12,638,234 B2Saipem S.P.A.
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions28 Apr 2026US 12,613,064 B2Saipem S.P.A.
- Power generation and storage24 Jun 2025US 12,338,765 B2ROLLS-ROYCE plc
- Systems and methods for LNG refrigeration and liquefaction27 May 2025US 12,313,337 B2Fluor Technologies Corporation
- Cryogenic air separation enhanced gas turbine21 May 2026US 2026/0139621 A1Rtx Corporation
- Systems and methods for lng refrigeration and liquefaction14 Aug 2025US 2025/0257939 A1Fluor Technologies Corporation
- Heat recovery in a lng plant13 Mar 2025US 2025/0084774 A1
- Power generation and storage6 Feb 2025US 2025/0043715 A1ROLLS-ROYCE plc
- Stabilization process for the electrical network, the gas network and/or the hydrogen network and for producing ammonia23 Jan 2025US 2025/0026650 A1
Most cited
By later US patents
- Closed cycle gas turbine for gaseous production199US 4,434,613 AGeneral Electric Company · 1984
- Use of nitrogen from an air separation unit as gas turbine air compressor feed refrigerant to improve power output141US 5,388,395 AAir Products and Chemicals, Inc. · 1995
- Integrated process for converting hydrocarbon gas to liquids124US 6,248,794 B1Atlantic Richfield Company · 2001
- Zero emissions closed rankine cycle power system124US 7,882,692 B2Clean Energy Systems, Inc. · 2011
- Integrated air separation process103US 6,282,901 B1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 2001