F25J 1/0262
Details of the cold heat exchange system
Official title: {Details of the cold heat exchange system (constructional details F25J5/00, construction of cold-exchangers in general F28)}
F25J1/0262 (Details of the cold heat exchange system) appears on 369 US grants and 460 published applications in this corpus.
Search patents in F25J- Granted patents
- 369
- Published applications
- 460
- Assignees
- 142
- Inventors
- 728
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 12 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 11 | 3 |
| 2002 | 10 | 1 |
| 2003 | 8 | 5 |
| 2004 | 3 | 3 |
| 2005 | 3 | 7 |
| 2006 | 3 | 9 |
| 2007 | 7 | 11 |
| 2008 | 5 | 13 |
| 2009 | 9 | 18 |
| 2010 | 3 | 24 |
| 2011 | 4 | 12 |
| 2012 | 2 | 18 |
| 2013 | 10 | 12 |
| 2014 | 7 | 12 |
| 2015 | 1 | 16 |
| 2016 | 10 | 22 |
| 2017 | 19 | 23 |
| 2018 | 17 | 32 |
| 2019 | 17 | 36 |
| 2020 | 22 | 25 |
| 2021 | 10 | 30 |
| 2022 | 30 | 34 |
| 2023 | 21 | 31 |
| 2024 | 28 | 30 |
| 2025 | 16 | 16 |
| 2026 | 11 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Single mixed refrigerant LNG production process22 Sep 2026US 12,742,588 B2Honeywell Lng LLC
- Hydrogen liquefaction system and hydrogen liquefaction method15 Sep 2026US 12,736,279 B2H2CREO Corp.
- 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
- Method and system for processing gas in a gas storage facility for a gas tanker11 Aug 2026US 12,704,323 B2Gaztransport Et Technigaz
- 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
- 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
- Cascade refrigeration natural gas liquefaction system and process27 Aug 2026US 2026/0251385 A1Hangzhou Zhongtai Cryogenic Technology Corporation
- Cryogenic liquefaction system and method27 Aug 2026US 2026/0251386 A1Nearshore Natural Gas, LLC
- Coil wound heat exchanger6 Aug 2026US 2026/0227122 A1Honeywell Lng LLC
- 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
Most cited
By later US patents
- Enhanced NGL recovery utilizing refrigeration and reflux from LNG plants112US 6,401,486 B12002
- Variable load refrigeration system particularly for cryogenic temperatures102US 6,076,372 APraxair Technology, Inc. · 2000
- Hybrid cycle for the production of liquefied natural gas77US 6,308,531 B1Air Products and Chemicals, Inc. · 2001
- Method and system for offshore production of liquefied natural gas68US 6,003,603 ADen Norske Stats Ol jesel skap A.S. · 1999
- Apparatus for the liquefaction of natural gas and methods relating to same62US 7,219,512 B1Battelle Energy Alliance, LLC · 2007