F25J 2215/60
Methane
F25J2215/60 (Methane) appears on 93 US grants and 119 published applications in this corpus.
Search patents in F25J- Granted patents
- 93
- Published applications
- 119
- Assignees
- 52
- Inventors
- 213
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 5 |
| 2011 | 0 | 4 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 4 |
| 2015 | 1 | 4 |
| 2016 | 7 | 3 |
| 2017 | 4 | 12 |
| 2018 | 3 | 8 |
| 2019 | 7 | 19 |
| 2020 | 5 | 7 |
| 2021 | 6 | 7 |
| 2022 | 18 | 11 |
| 2023 | 4 | 7 |
| 2024 | 6 | 8 |
| 2025 | 3 | 5 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for co-production of a densified liquid oxygen product and densified liquid methane product15 Sep 2026US 12,736,280 B2Praxair Technology, Inc.
- Liquified natural gas processing cold box with internal refrigerant storage3 Feb 2026US 12,540,773 B2
- Systems and methods for removing nitrogen during liquefaction of natural gas28 Oct 2025US 12,455,114 B2ConocoPhillips Company
- Open loop liquefaction process with NGL recovery22 Jul 2025US 12,366,408 B2Honeywell Lng LLC
- Fuel gas conditioning units for natural gas systems18 Feb 2025US 12,228,337 B1EOG Resources, Inc.
- Liquified natural gas processing cold box with internal refrigerant storage30 Apr 2026US 2026/0118052 A1
- Methods and systems for natural gas purification integrated with gas compression16 Apr 2026US 2026/0104199 A1Valence Natural Gas Solutions LLC
- Producing lng from methane containing synthetic gas16 Apr 2026US 2026/0104200 A1Honeywell Lng LLC
- Method and installation for the production of a liquefied cryogenic fluid9 Apr 2026US 2026/0098682 A1L'Air Liquide, Société Anonyme pour |'Etude et |'Exploitation des Procédés Georges Claude
- Systems and methods for removing nitrogen during liquefaction of natural gas5 Feb 2026US 2026/0036367 A1ConocoPhillips Company
Most cited
By later US patents
- Staged multicomponent refrigerant cycle for a process for recovery of C.sub.+ hydrocarbons38US 4,707,170 AAir Products and Chemicals, Inc. · 1987
- Cryogenic process for separating synthesis gas37US 4,217,759 AUnion Carbide Corporation · 1980
- Natural gas treatment train35US 5,964,923 AMembrane Technology and Research, Inc. · 1999
- Pretreatment of raw natural gas prior to liquefaction31US 4,070,165 AUop LLC · 1978
- Separation of H.sub.2, CO, and CH.sub.4 synthesis gas with methane wash31US 4,102,659 AUnion Carbide Corporation · 1978