F25J 3/0214
Liquefied natural gas
Official title: {Liquefied natural gas}
F25J3/0214 (Liquefied natural gas) appears on 79 US grants and 110 published applications in this corpus.
Search patents in F25J- Granted patents
- 79
- Published applications
- 110
- Assignees
- 53
- Inventors
- 166
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 4 | 3 |
| 2004 | 0 | 0 |
| 2005 | 3 | 5 |
| 2006 | 2 | 7 |
| 2007 | 5 | 5 |
| 2008 | 0 | 11 |
| 2009 | 5 | 10 |
| 2010 | 3 | 10 |
| 2011 | 1 | 1 |
| 2012 | 3 | 5 |
| 2013 | 4 | 6 |
| 2014 | 5 | 5 |
| 2015 | 2 | 1 |
| 2016 | 3 | 4 |
| 2017 | 2 | 2 |
| 2018 | 2 | 10 |
| 2019 | 4 | 5 |
| 2020 | 4 | 4 |
| 2021 | 7 | 5 |
| 2022 | 6 | 3 |
| 2023 | 2 | 3 |
| 2024 | 3 | 3 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method of reducing mercury in stabilized condensate2 Dec 2025US 12,487,029 B2Chevron U.S.A.Inc.
- Liquid recovery system18 Feb 2025US 12,228,025 B2Petroliam Nasional Berhad (Petronas)
- System and method for the processing of LNG28 Jan 2025US 12,209,801 B2Petroliam Nasional Berhad (Petronas)
- Light oil reflux heavies removal process22 Oct 2024US 12,122,964 B2ConocoPhillips Company
- Preparing hydrocarbon streams for storage21 May 2024US 11,988,445 B2GE Oil & Gas, Inc.
- Methane Purification System and Method27 Mar 2025US 2025/0101329 A1
- System and method for improving propane recovery and ethane rejection in a gsp/ expander system26 Sep 2024US 2024/0318910 A1BCCK Holding Company
- Processes and Systems for Separating Liquified Natural Gas22 Feb 2024US 2024/0060716 A1
- Method of reducing mercury in stabilized condensate25 Jan 2024US 2024/0027129 A1Chevron U.S.A.Inc.
- Light oil reflux heavies removal process12 Oct 2023US 2023/0323220 A1ConocoPhillips Company
Most cited
By later US patents
- Liquefied natural gas processing69US 5,114,451 AElcor Corporation · 1992
- Method for vaporizing and recovery of natural gas liquids from liquefied natural gas67US 6,564,579 B1Black & Veatch Pritchard, Inc. · 2003
- Liquefied natural gas processing54US 7,216,507 B2Ortloff Engineers, Ltd. · 2007
- Liquid natural gas processing37US 6,604,380 B1Howe-Baker Engineers, Inc. · 2003
- Liquefied natural gas processing34US 7,155,931 B2Ortloff Engineers, Ltd. · 2007