F25J 1/0216
Using a c3 pre-cooling cycle
Official title: {using a C3 pre-cooling cycle}
F25J1/0216 (Using a c3 pre-cooling cycle) appears on 110 US grants and 142 published applications in this corpus.
Search patents in F25J- Granted patents
- 110
- Published applications
- 142
- Assignees
- 51
- Inventors
- 271
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 1 |
| 2003 | 3 | 4 |
| 2004 | 3 | 7 |
| 2005 | 3 | 4 |
| 2006 | 3 | 2 |
| 2007 | 5 | 2 |
| 2008 | 0 | 4 |
| 2009 | 2 | 7 |
| 2010 | 1 | 13 |
| 2011 | 0 | 7 |
| 2012 | 0 | 4 |
| 2013 | 3 | 4 |
| 2014 | 0 | 3 |
| 2015 | 2 | 1 |
| 2016 | 3 | 9 |
| 2017 | 3 | 12 |
| 2018 | 3 | 15 |
| 2019 | 10 | 12 |
| 2020 | 10 | 8 |
| 2021 | 4 | 4 |
| 2022 | 5 | 9 |
| 2023 | 3 | 2 |
| 2024 | 6 | 3 |
| 2025 | 4 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Cooling device23 Sep 2025US 12,422,186 B2Kobe Steel, Ltd.
- Method and system for determining operating conditions of liquefied natural gas plant18 Mar 2025US 12,253,306 B2Chiyoda Corporation
- Method and controller for controlling a continuous process7 Jan 2025US 12,188,718 B2Woodside Energy Technologies Pty Ltd
- Method to control the cooldown of main heat exchangers in liquefied natural gas plant31 Dec 2024US 12,181,216 B2Honeywell Lng LLC
- Systems and methods for aligning sequences to personalized references7 May 2026US 2026/0126245 A1Seven Bridges Genomics Inc.
- Liquefaction of natural gas feeds containing hydrogen5 Mar 2026US 2026/0063359 A1Honeywell Lng LLC
- Installation comprising lng and renewable electricity facilities with at least one thermal energy storage system13 Nov 2025US 2025/0347463 A1Totalenergies Onetech
- Apparatus and method for compressing and liquefying gas28 Aug 2025US 2025/0271207 A1
- Blow-down method of reliquefaction system for ship16 Jan 2025US 2025/0020399 A1Hanwha Ocean Co., Ltd.
Most cited
By later US patents
- Process and system for liquefying natural gas124US 6,324,867 B1ExxonMobil Oil Corporation · 2001
- Enhanced NGL recovery utilizing refrigeration and reflux from LNG plants112US 6,401,486 B12002
- Hybrid cycle for the production of liquefied natural gas77US 6,308,531 B1Air Products and Chemicals, Inc. · 2001
- Liquefaction of natural gas using process-loaded expanders73US 4,970,867 AAir Products and Chemicals, Inc. · 1990
- Inlet air cooling system and inlet air cooling method for gas turbine60US 10,781,752 B2Chiyoda Corporation · 2020