F25J 1/0203
Using a single-component refrigerant [scr] fluid in a closed vapor compression cycle
Official title: {using a single-component refrigerant [SCR] fluid in a closed vapor compression cycle (F25J1/0211 takes precedence)}
F25J1/0203 (Using a single-component refrigerant [scr] fluid in a closed vapor compression cycle) appears on 339 US grants and 486 published applications in this corpus.
Search patents in F25J- Granted patents
- 339
- Published applications
- 486
- Assignees
- 179
- Inventors
- 821
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 2 |
| 2002 | 7 | 0 |
| 2003 | 8 | 5 |
| 2004 | 7 | 7 |
| 2005 | 4 | 11 |
| 2006 | 5 | 8 |
| 2007 | 9 | 14 |
| 2008 | 4 | 17 |
| 2009 | 11 | 18 |
| 2010 | 1 | 22 |
| 2011 | 8 | 18 |
| 2012 | 5 | 12 |
| 2013 | 6 | 14 |
| 2014 | 8 | 17 |
| 2015 | 3 | 21 |
| 2016 | 11 | 20 |
| 2017 | 23 | 29 |
| 2018 | 13 | 28 |
| 2019 | 11 | 19 |
| 2020 | 20 | 22 |
| 2021 | 10 | 24 |
| 2022 | 16 | 30 |
| 2023 | 22 | 41 |
| 2024 | 20 | 43 |
| 2025 | 16 | 26 |
| 2026 | 17 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrogen liquefaction system and hydrogen liquefaction method29 Sep 2026US 12,747,911 B2H2CREO Corp.
- 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
- Process and apparatus for liquefaction of CO211 Aug 2026US 12,704,322 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.
- 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
- Cryogenic type boil-off gas reliquefaction system20 Aug 2026US 2026/0243505 A1Shanghai Marine Diesel Engine Research Institute
- Boil-off gas reliquefaction system with dual cooling sources13 Aug 2026US 2026/0235350 A1Atlas Copco Energas GmbH
- Nitrogen management in an lng plant6 Aug 2026US 2026/0227121 A1ConocoPhillips Company
Most cited
By later US patents
- LNG production using dual independent expander refrigeration cycles149US 6,412,302 B1ABB Lummus Global, Inc. - Randall Division · 2002
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Process for removing carbon dioxide from combustion exhaust gas122US 5,344,627 AMitsubishi Jukogyo Kabushiki Kaisha · 1994
- LNG production in cryogenic natural gas processing plants108US 5,615,561 AWilliams Field Services Company · 1997
- 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