F25J 1/0228
Coupling of the liquefaction unit to other units or processes, so-called integrated
Official title: {Coupling of the liquefaction unit to other units or processes, so-called integrated processes (combined plants, e.g. engine plant combined with an industrial process F01K23/064; gas turbine plants in combination with other processes F02C6/00)}
F25J1/0228 (Coupling of the liquefaction unit to other units or processes, so-called integrated) appears on 478 US grants and 696 published applications in this corpus.
Search patents in F25J- Granted patents
- 478
- Published applications
- 696
- Assignees
- 232
- Inventors
- 1,047
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 15 | 0 |
| 2001 | 10 | 1 |
| 2002 | 8 | 1 |
| 2003 | 5 | 7 |
| 2004 | 5 | 12 |
| 2005 | 7 | 9 |
| 2006 | 7 | 13 |
| 2007 | 11 | 14 |
| 2008 | 5 | 13 |
| 2009 | 9 | 23 |
| 2010 | 4 | 27 |
| 2011 | 5 | 24 |
| 2012 | 3 | 23 |
| 2013 | 8 | 19 |
| 2014 | 6 | 24 |
| 2015 | 9 | 28 |
| 2016 | 9 | 29 |
| 2017 | 25 | 48 |
| 2018 | 20 | 57 |
| 2019 | 31 | 44 |
| 2020 | 41 | 42 |
| 2021 | 26 | 34 |
| 2022 | 35 | 36 |
| 2023 | 30 | 59 |
| 2024 | 32 | 47 |
| 2025 | 24 | 37 |
| 2026 | 24 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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.
- System and method for removing natural gas liquids from rich gas1 Sep 2026US 12,723,806 B2
- Refrigeration-integrated hydrocarbon collection system and method of operation25 Aug 2026US 12,716,649 B2Oxy Low Carbon Ventures, LLC
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions25 Aug 2026US 12,716,650 B2Saipem S.P.A.
- Method and system for producing a liquefied natural gas product18 Aug 2026US 12,710,225 B2Linde Aktiengesellschaft
- Cryogenic cooling system3 Sep 2026US 2026/0257609 A1
- Cryogenic liquefaction system and method27 Aug 2026US 2026/0251386 A1Nearshore Natural Gas, LLC
- Cryogenic boiler27 Aug 2026US 2026/0251387 A1Blue Origin Manufacturing, LLC
- Production and/or regasification of bio-lng20 Aug 2026US 2026/0242672 A1Iogen Corporation
- System and method for the production and supply of a densified liquid oxygen product20 Aug 2026US 2026/0243506 A1
Most cited
By later US patents
- Power plant with carbon dioxide capture and zero pollutant emissions254US 5,724,805 AUniversity of Massachusetts Lowell · 1998
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Integrated process for converting hydrocarbon gas to liquids124US 6,248,794 B1Atlantic Richfield Company · 2001
- 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