F25J 2240/04
Multiple expansion turbines in parallel
F25J2240/04 (Multiple expansion turbines in parallel) appears on 46 US grants and 88 published applications in this corpus.
Search patents in F25J- Granted patents
- 46
- Published applications
- 88
- Assignees
- 29
- Inventors
- 129
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 0 | 6 |
| 2010 | 0 | 0 |
| 2011 | 0 | 6 |
| 2012 | 1 | 2 |
| 2013 | 3 | 5 |
| 2014 | 1 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 6 |
| 2017 | 1 | 6 |
| 2018 | 1 | 7 |
| 2019 | 1 | 5 |
| 2020 | 6 | 3 |
| 2021 | 3 | 6 |
| 2022 | 1 | 6 |
| 2023 | 5 | 10 |
| 2024 | 5 | 7 |
| 2025 | 5 | 0 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and plant for low temperature fractionation of air18 Aug 2026US 12,710,228 B2Linde Aktiengesellschaft
- Device and method for liquefying a fluid such as hydrogen and/or helium14 Apr 2026US 12,601,539 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Device and method for liquefying a fluid such as hydrogen and/or helium6 Jan 2026US 12,516,878 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Device and method for liquefying a fluid such as hydrogen and/or helium16 Dec 2025US 12,498,171 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream9 Dec 2025US 12,491,464 B2Enflex, Inc.
- Cryogenic type boil-off gas reliquefaction system20 Aug 2026US 2026/0243505 A1Shanghai Marine Diesel Engine Research Institute
- Air separation device20 Aug 2026US 2026/0243509 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Compressed carbon dioxide energy storage system and method combined with air separation technology25 Jun 2026US 2026/0176984 A1Xi' An Jiaotong University
- Method of Hydrogen Liquefaction Using Optimized Claude Refrigeration Cycles2 Apr 2026US 2026/0092734 A1Evergreen Cryogenics Inc.
- Method and plant for providing a pressurized oxygen-rich, gaseous air product21 Nov 2024US 2024/0384928 A1Linde Aktiengesellschaft
Most cited
By later US patents
- Air-rectification process and apparatus20US 4,072,023 ALinde Aktiengesellschaft · 1978
- Method for the integration of liquefied natural gas and syngas production13US 10,393,431 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 2019
- Integration of industrial gas site with liquid hydrogen production13US 10,634,425 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 2020
- Ethane recovery and ethane rejection methods and configurations11US 9,557,103 B2Fluor Technologies Corporation · 2017
- High efficiency nitrogen generator10US 5,711,167 AAir Liquide Process & Construction, Inc. · 1998