F25J 1/005
By expansion of a gaseous refrigerant stream with extraction of work
Official title: {by expansion of a gaseous refrigerant stream with extraction of work}
F25J1/005 (By expansion of a gaseous refrigerant stream with extraction of work) appears on 220 US grants and 366 published applications in this corpus.
Search patents in F25J- Granted patents
- 220
- Published applications
- 366
- Assignees
- 114
- Inventors
- 600
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 3 |
| 2002 | 6 | 0 |
| 2003 | 3 | 3 |
| 2004 | 2 | 2 |
| 2005 | 2 | 3 |
| 2006 | 2 | 4 |
| 2007 | 0 | 2 |
| 2008 | 1 | 6 |
| 2009 | 5 | 8 |
| 2010 | 2 | 20 |
| 2011 | 6 | 13 |
| 2012 | 2 | 8 |
| 2013 | 7 | 11 |
| 2014 | 9 | 13 |
| 2015 | 3 | 8 |
| 2016 | 7 | 14 |
| 2017 | 12 | 16 |
| 2018 | 4 | 20 |
| 2019 | 6 | 19 |
| 2020 | 13 | 21 |
| 2021 | 9 | 22 |
| 2022 | 17 | 28 |
| 2023 | 22 | 34 |
| 2024 | 15 | 47 |
| 2025 | 17 | 28 |
| 2026 | 15 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen liquefaction system and hydrogen liquefaction method29 Sep 2026US 12,747,911 B2H2CREO Corp.
- Liquefied hydrogen production device22 Sep 2026US 12,742,590 B2Jgc Corporation
- Installation and method for liquefying a cryogenic fluid18 Aug 2026US 12,710,227 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Installation and process for production of a cryogenic fluid16 Jun 2026US 12,656,056 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Cryogenic gas cooling system and method16 Jun 2026US 12,656,057 B2Chart Energy & Chemicals, Inc.
- Process and apparatus for air separation by cryogenic distillation1 Oct 2026US 2026/0298532 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Carbon dioxide reliquefaction system and carbon dioxide reliquefaction method which use closed cycle17 Sep 2026US 2026/0276299 A1Hanwha Ocean Co., Ltd.
- Cryogenic cooling system3 Sep 2026US 2026/0257609 A1
- Assembly for storing a liquefied cryogenic fluid, vehicle and method27 Aug 2026US 2026/0251269 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Fluid liquefaction method and device27 Aug 2026US 2026/0251384 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- LNG production using dual independent expander refrigeration cycles149US 6,412,302 B1ABB Lummus Global, Inc. - Randall Division · 2002
- Combined air separation natural gas liquefaction plant104US 7,143,606 B2L'Air Liquide-Societe Anonyme a'Directoire et Conseil de Surveillance pour l'Etide et l'Exploitation des Procedes Georges Claude · 2006
- Process for solids waste landfill gas treatment and separation of methane and carbon dioxide95US 5,642,630 A1997
- Integrated high pressure NGL recovery in the production of liquefied natural gas94US 6,662,589 B1Air Products and Chemicals, Inc. · 2003
- Hybrid cycle for the production of liquefied natural gas77US 6,308,531 B1Air Products and Chemicals, Inc. · 2001