F25J 3/061
Natural gas or substitute natural gas
Official title: {Natural gas or substitute natural gas}
F25J3/061 (Natural gas or substitute natural gas) appears on 164 US grants and 203 published applications in this corpus.
Search patents in F25J- Granted patents
- 164
- Published applications
- 203
- Assignees
- 97
- Inventors
- 434
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 2 |
| 2006 | 2 | 4 |
| 2007 | 2 | 5 |
| 2008 | 3 | 2 |
| 2009 | 1 | 7 |
| 2010 | 1 | 6 |
| 2011 | 0 | 10 |
| 2012 | 0 | 13 |
| 2013 | 4 | 7 |
| 2014 | 5 | 8 |
| 2015 | 6 | 19 |
| 2016 | 4 | 8 |
| 2017 | 16 | 19 |
| 2018 | 19 | 21 |
| 2019 | 12 | 13 |
| 2020 | 13 | 18 |
| 2021 | 5 | 6 |
| 2022 | 8 | 9 |
| 2023 | 6 | 7 |
| 2024 | 6 | 5 |
| 2025 | 7 | 1 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and arrangement for separating carbon dioxide from a feed stream containing carbon dioxide28 Apr 2026US 12,611,626 B2Linde Aktiengesellschaft
- Removing heavy hydrocarbons to prevent defrost shutdowns in LNG plants31 Mar 2026US 12,590,759 B2Cheniere Energy, Inc.
- Process and apparatus for heavy hydrocarbon removal from lean natural gas before liquefaction10 Mar 2026US 12,571,585 B2Lummus Technology Inc.
- Systems and methods for removing nitrogen during liquefaction of natural gas28 Oct 2025US 12,455,114 B2ConocoPhillips Company
- Component separations2 Sep 2025US 12,405,055 B2Sustainable Energy Solutions, LLC
- Process for dehydration of a gas stream prior to cryogenic co2 fractionation7 May 2026US 2026/0126246 A1Uop 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
- Liquefaction of natural gas feeds containing hydrogen5 Mar 2026US 2026/0063359 A1Honeywell Lng LLC
- Containerized Gas Processing System with Evacuated Processing Compartment19 Feb 2026US 2026/0049763 A1
- Systems and methods for removing nitrogen during liquefaction of natural gas5 Feb 2026US 2026/0036367 A1ConocoPhillips Company
Most cited
By later US patents
- Process for solids waste landfill gas treatment and separation of methane and carbon dioxide95US 5,642,630 A1997
- Membrane-augmented power generation94US 6,035,641 AMembane Technology and Research, Inc. · 2000
- Removal of carbon dioxide from a feed stream by carbon dioxide solids separation89US 5,819,555 A1998
- Integrated processing of natural gas into liquid products87US 6,743,829 B2BP Corporation North America Inc. · 2004
- Integrated processing of natural gas into liquid products84US 7,168,265 B2BP Corporation North America Inc. · 2007