F25J 1/0214
As a dual level refrigeration cascade with at least one mcr cycle
Official title: {as a dual level refrigeration cascade with at least one MCR cycle}
F25J1/0214 (As a dual level refrigeration cascade with at least one mcr cycle) appears on 196 US grants and 255 published applications in this corpus.
Search patents in F25J- Granted patents
- 196
- Published applications
- 255
- Assignees
- 86
- Inventors
- 458
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 7 | 1 |
| 2003 | 3 | 6 |
| 2004 | 3 | 8 |
| 2005 | 4 | 5 |
| 2006 | 5 | 5 |
| 2007 | 6 | 4 |
| 2008 | 2 | 4 |
| 2009 | 3 | 9 |
| 2010 | 1 | 21 |
| 2011 | 0 | 9 |
| 2012 | 0 | 8 |
| 2013 | 3 | 10 |
| 2014 | 0 | 6 |
| 2015 | 6 | 6 |
| 2016 | 7 | 16 |
| 2017 | 6 | 15 |
| 2018 | 8 | 22 |
| 2019 | 12 | 18 |
| 2020 | 16 | 11 |
| 2021 | 5 | 10 |
| 2022 | 8 | 22 |
| 2023 | 8 | 13 |
| 2024 | 15 | 16 |
| 2025 | 9 | 6 |
| 2026 | 8 | 4 |
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.
- Method and system for producing a liquefied natural gas product18 Aug 2026US 12,710,225 B2Linde Aktiengesellschaft
- Solvent injection for solids prevention in an LNG plant14 Jul 2026US 12,680,755 B2ConocoPhillips Company
- Installation and process for production of a cryogenic fluid16 Jun 2026US 12,656,056 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Installation and method for liquefying hydrogen26 May 2026US 12,638,233 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Fluid liquefaction method and device27 Aug 2026US 2026/0251384 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Cascade refrigeration natural gas liquefaction system and process27 Aug 2026US 2026/0251385 A1Hangzhou Zhongtai Cryogenic Technology Corporation
- Systems and methods for aligning sequences to personalized references7 May 2026US 2026/0126245 A1Seven Bridges Genomics Inc.
- Liquefaction of natural gas feeds containing hydrogen5 Mar 2026US 2026/0063359 A1Honeywell Lng LLC
- Installation comprising lng and renewable electricity facilities with at least one thermal energy storage system13 Nov 2025US 2025/0347463 A1Totalenergies Onetech
Most cited
By later US patents
- 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
- Variable load refrigeration system particularly for cryogenic temperatures102US 6,076,372 APraxair Technology, Inc. · 2000
- Multi-component refrigeration process for liquefaction of natural gas100US 5,950,453 AExxon Production Research Company · 1999
- Hybrid cycle for the production of liquefied natural gas77US 6,308,531 B1Air Products and Chemicals, Inc. · 2001