F25J 1/0201
Using only internal refrigeration means, i.e. without external refrigeration
Official title: {using only internal refrigeration means, i.e. without external refrigeration}
F25J1/0201 (Using only internal refrigeration means, i.e. without external refrigeration) appears on 188 US grants and 254 published applications in this corpus.
Search patents in F25J- Granted patents
- 188
- Published applications
- 254
- Assignees
- 109
- Inventors
- 436
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 1 |
| 2003 | 4 | 3 |
| 2004 | 1 | 1 |
| 2005 | 3 | 2 |
| 2006 | 1 | 9 |
| 2007 | 4 | 6 |
| 2008 | 3 | 2 |
| 2009 | 6 | 6 |
| 2010 | 1 | 6 |
| 2011 | 2 | 8 |
| 2012 | 1 | 4 |
| 2013 | 3 | 5 |
| 2014 | 3 | 12 |
| 2015 | 2 | 18 |
| 2016 | 3 | 13 |
| 2017 | 7 | 19 |
| 2018 | 9 | 28 |
| 2019 | 8 | 17 |
| 2020 | 22 | 12 |
| 2021 | 10 | 15 |
| 2022 | 6 | 10 |
| 2023 | 7 | 14 |
| 2024 | 10 | 22 |
| 2025 | 12 | 14 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and system for processing gas in a gas storage facility for a gas tanker11 Aug 2026US 12,704,323 B2Gaztransport Et Technigaz
- Systems and processes for stationary and mobile natural gas liquefaction26 May 2026US 12,638,237 B2NuBlu Innovations, LLC
- Method and apparatus for liquefying a gas rich in carbon dioxide26 May 2026US 12,638,238 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Liquid nitrogen energy storage system21 Apr 2026US 12,607,399 B2Praxair Technology, Inc.
- Method for cooling a heat exchanger of a gas supply system for a gas-consuming apparatus of a ship31 Mar 2026US 12,590,757 B2Gaztransport Et Technigaz
- System and method for the production and supply of a densified liquid oxygen product20 Aug 2026US 2026/0243506 A1
- Method for liquefying a stream rich in co216 Jul 2026US 2026/0202124 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.
- Apparatus and process for hydrogen recycling to avoid liquefier shutdown due to insufficient feed of hydrogen19 Feb 2026US 2026/0049761 A1Air Products and Chemicals, Inc.
- Semi-open loop liquefaction process19 Feb 2026US 2026/0049762 A1Honeywell Lng LLC
Most cited
By later US patents
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Process for liquefying a natural gas stream containing at least one freezable component123US 5,956,971 AExxon Production Research Company · 1999
- Apparatus for the liquefaction of natural gas and methods relating to same62US 7,219,512 B1Battelle Energy Alliance, LLC · 2007
- Process for making pressurized liquefied natural gas from pressured natural gas using expansion cooling56US 6,378,330 B1ExxonMobil Upstream Research Company · 2002
- LNG production in cryogenic natural gas processing plants56US 6,526,777 B1Elcor Corporation · 2003