F25J 1/0242
Waste heat recovery
Official title: {Waste heat recovery, e.g. from heat of compression}
F25J1/0242 (Waste heat recovery) appears on 52 US grants and 111 published applications in this corpus.
Search patents in F25J- Granted patents
- 52
- Published applications
- 111
- Assignees
- 56
- Inventors
- 230
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 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 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 4 |
| 2010 | 1 | 7 |
| 2011 | 3 | 9 |
| 2012 | 0 | 5 |
| 2013 | 1 | 3 |
| 2014 | 2 | 3 |
| 2015 | 1 | 6 |
| 2016 | 1 | 8 |
| 2017 | 6 | 9 |
| 2018 | 3 | 7 |
| 2019 | 3 | 4 |
| 2020 | 6 | 4 |
| 2021 | 3 | 7 |
| 2022 | 2 | 7 |
| 2023 | 2 | 3 |
| 2024 | 4 | 7 |
| 2025 | 7 | 4 |
| 2026 | 0 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen or helium throttling liquefaction system using direct current flow from the cold and hot ends of the regenerative cryocoolers23 Dec 2025US 12,504,225 B2Zhejiang University
- High-grade heat-of-compression storage system, and methods of use2 Dec 2025US 12,486,833 B2Highview Enterprises Limited
- Method and plant for the production of ammonia with renewable energy22 Jul 2025US 12,365,595 B2Stamicarbon B. V.
- Systems and methods for LNG refrigeration and liquefaction27 May 2025US 12,313,337 B2Fluor Technologies Corporation
- Heat-of-compression recycle system, and sub-systems thereof13 May 2025US 12,301,000 B2Highview Enterprises Limited
- Cryogenic liquefaction system and method27 Aug 2026US 2026/0251386 A1Nearshore Natural Gas, LLC
- Cryogenic boiler27 Aug 2026US 2026/0251387 A1Blue Origin Manufacturing, LLC
- Compact carbon dioxide capture and liquefaction system using high-temperature district heating water waste heat from urban power plant combustion exhaust gas13 Aug 2026US 2026/0235352 A1Korea District Heating Corp.
- Method and apparatus for liquefying and/or separating a mixture containing co230 Jul 2026US 2026/0217528 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Carbon dioxide recovery system and carbon dioxide recovery method18 Jun 2026US 2026/0166471 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Integrated process for converting hydrocarbon gas to liquids124US 6,248,794 B1Atlantic Richfield Company · 2001
- Vessel having natural gas liquefaction capabilities36US 4,041,721 AThe Lummus Company · 1977
- System and method for liquid air production, power storage and power release22US 7,821,158 B2Expansion Energy, LLC · 2010
- System and method for liquid air production, power storage and power release18US 8,020,404 B2Expansion Energy, LLC · 2011
- System and method for liquid air production, power storage and power release17US 7,870,746 B2Expansion Energy, LLC · 2011