F25J 1/0092
Mixtures of hydrocarbons comprising possibly also minor amounts of nitrogen
Official title: {Mixtures of hydrocarbons comprising possibly also minor amounts of nitrogen}
F25J1/0092 (Mixtures of hydrocarbons comprising possibly also minor amounts of nitrogen) appears on 78 US grants and 105 published applications in this corpus.
Search patents in F25J- Granted patents
- 78
- Published applications
- 105
- Assignees
- 47
- Inventors
- 150
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 3 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 1 | 6 |
| 2011 | 0 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 5 |
| 2017 | 3 | 11 |
| 2018 | 2 | 13 |
| 2019 | 2 | 23 |
| 2020 | 9 | 2 |
| 2021 | 4 | 5 |
| 2022 | 15 | 8 |
| 2023 | 4 | 4 |
| 2024 | 5 | 5 |
| 2025 | 4 | 4 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for producing a liquefied natural gas product18 Aug 2026US 12,710,225 B2Linde Aktiengesellschaft
- System, method and apparatus for the regeneration of nitrogen energy within a closed loop cryogenic system7 Apr 2026US 12,595,938 B2
- Advanced method of heavy hydrocarbon removal and natural gas liquefaction using closed-loop refrigeration system22 Jul 2025US 12,366,407 B2Enflex, Inc.
- Systems and methods for LNG refrigeration and liquefaction27 May 2025US 12,313,337 B2Fluor Technologies Corporation
- Method and system for determining operating conditions of liquefied natural gas plant18 Mar 2025US 12,253,306 B2Chiyoda Corporation
- Dual-mixed refrigerant precooling process18 Sep 2025US 2025/0290691 A1Qatar Foundation for Education, Science and Community Development
- Apparatus and method for compressing and liquefying gas28 Aug 2025US 2025/0271207 A1
- Systems and methods for lng refrigeration and liquefaction14 Aug 2025US 2025/0257939 A1Fluor Technologies Corporation
- Cooling circuit for a system for supplying and cooling a gas13 Feb 2025US 2025/0052463 A1Gaztransport Et Technigaz
- System for treating a natural gas coming from a tank of a floating structure configured to supply natural gas as fuel to a natural gas consuming apparatus28 Nov 2024US 2024/0392924 A1Gaztransport Et Technigaz
Most cited
By later US patents
- Single mixed refrigerant, closed loop process for liquefying natural gas60US 4,033,735 AJ. F. Pritchard and Company · 1977
- Dual multi-component refrigeration cycles for liquefaction of natural gas55US 6,250,105 B1ExxonMobil Upstream Research Company · 2001
- Closed loop single mixed refrigerant process40US 5,657,643 AThe Pritchard Corporation · 1997
- Light end enhanced refrigeration loop30US 5,157,925 AExxon Production Research Company · 1992
- Integrated multiple-loop refrigeration process for gas liquefaction29US 6,742,357 B1Air Products and Chemicals, Inc. · 2004