F25J 1/0211
Using a multi-component refrigerant [mcr] fluid in a closed vapor compression cycle
Official title: {using a multi-component refrigerant [MCR] fluid in a closed vapor compression cycle}
F25J1/0211 (Using a multi-component refrigerant [mcr] fluid in a closed vapor compression cycle) appears on 397 US grants and 488 published applications in this corpus.
Search patents in F25J- Granted patents
- 397
- Published applications
- 488
- Assignees
- 146
- Inventors
- 814
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 13 | 0 |
| 2002 | 17 | 1 |
| 2003 | 12 | 8 |
| 2004 | 10 | 14 |
| 2005 | 5 | 8 |
| 2006 | 7 | 7 |
| 2007 | 9 | 8 |
| 2008 | 2 | 9 |
| 2009 | 5 | 16 |
| 2010 | 1 | 34 |
| 2011 | 1 | 18 |
| 2012 | 0 | 14 |
| 2013 | 8 | 18 |
| 2014 | 4 | 19 |
| 2015 | 6 | 18 |
| 2016 | 12 | 29 |
| 2017 | 15 | 30 |
| 2018 | 18 | 35 |
| 2019 | 23 | 38 |
| 2020 | 31 | 28 |
| 2021 | 10 | 18 |
| 2022 | 17 | 40 |
| 2023 | 24 | 25 |
| 2024 | 26 | 26 |
| 2025 | 15 | 14 |
| 2026 | 15 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Single mixed refrigerant LNG production process22 Sep 2026US 12,742,588 B2Honeywell Lng LLC
- 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
- Assembly for storing a liquefied cryogenic fluid, vehicle and method27 Aug 2026US 2026/0251269 A1L 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
- Cryogenic type boil-off gas reliquefaction system20 Aug 2026US 2026/0243505 A1Shanghai Marine Diesel Engine Research Institute
- Liquefied gas supercooling system using mixed refrigerant30 Jul 2026US 2026/0218858 A1Hd Korea Shipbuilding & Offshore Engineering Co., Ltd.
Most cited
By later US patents
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator136US 5,979,440 ASeQual Technologies, Inc. · 1999
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator133US 6,698,423 B1SeQual Technologies, Inc. · 2004
- 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