F25J 1/0275
Adapted for special use of the liquefaction unit
Official title: {adapted for special use of the liquefaction unit, e.g. portable or transportable devices}
F25J1/0275 (Adapted for special use of the liquefaction unit) appears on 351 US grants and 401 published applications in this corpus.
Search patents in F25J- Granted patents
- 351
- Published applications
- 401
- Assignees
- 218
- Inventors
- 755
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 2 |
| 2002 | 6 | 3 |
| 2003 | 9 | 7 |
| 2004 | 5 | 2 |
| 2005 | 4 | 6 |
| 2006 | 4 | 13 |
| 2007 | 6 | 6 |
| 2008 | 4 | 6 |
| 2009 | 11 | 15 |
| 2010 | 3 | 26 |
| 2011 | 4 | 12 |
| 2012 | 5 | 8 |
| 2013 | 1 | 16 |
| 2014 | 8 | 28 |
| 2015 | 7 | 19 |
| 2016 | 8 | 18 |
| 2017 | 19 | 22 |
| 2018 | 17 | 24 |
| 2019 | 17 | 30 |
| 2020 | 20 | 16 |
| 2021 | 13 | 23 |
| 2022 | 14 | 19 |
| 2023 | 15 | 21 |
| 2024 | 25 | 28 |
| 2025 | 13 | 17 |
| 2026 | 15 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and a relative apparatus for producing liquified gases8 Sep 2026US 12,729,906 B2Fpt Industrial S.P.A.
- 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 processing gas in a gas storage facility for a gas tanker11 Aug 2026US 12,704,323 B2Gaztransport Et Technigaz
- Micro-leak detection system of reliquefication system for ship28 Jul 2026US 12,693,070 B2Hanwha Ocean Co., Ltd.
- Cryogenic analytical systems and methods23 Jun 2026US 12,665,114 B2Montana Instruments Corporation
- A method of and apparatus for reliquefying of boil-off gas stream obtained from liquefied gas in a gas storage of a floating storage unit24 Sep 2026US 2026/0287251 A1WäRtsilä Gas Solutions Norway AS
- Cryogenic cooling system3 Sep 2026US 2026/0257609 A1
- 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
- Device for purifying and liquefying helium and associated method20 Aug 2026US 2026/0243504 A1Bruker Switzerland AG
- Cryogenic type boil-off gas reliquefaction system20 Aug 2026US 2026/0243505 A1Shanghai Marine Diesel Engine Research Institute
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
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator101US 6,681,764 B1SeQual Technologies, Inc. · 2004
- Ericsson cycle machine93US 4,984,432 A1991
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator91US 6,651,653 B1SeQual Technologies, Inc. · 2003