F17C 2260/032
Avoiding freezing or defrosting
F17C2260/032 (Avoiding freezing or defrosting) appears on 93 US grants and 94 published applications in this corpus.
Search patents in F17C- Granted patents
- 93
- Published applications
- 94
- Assignees
- 75
- Inventors
- 223
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 0 |
| 2002 | 3 | 1 |
| 2003 | 0 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 8 |
| 2008 | 1 | 2 |
| 2009 | 1 | 4 |
| 2010 | 2 | 5 |
| 2011 | 3 | 7 |
| 2012 | 0 | 1 |
| 2013 | 4 | 5 |
| 2014 | 5 | 2 |
| 2015 | 5 | 5 |
| 2016 | 2 | 3 |
| 2017 | 2 | 1 |
| 2018 | 1 | 3 |
| 2019 | 0 | 1 |
| 2020 | 2 | 6 |
| 2021 | 4 | 8 |
| 2022 | 4 | 7 |
| 2023 | 2 | 8 |
| 2024 | 8 | 4 |
| 2025 | 7 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Equipment maintenance method and liquefied hydrogen system28 Apr 2026US 12,613,006 B2Kawasaki Jukogyo Kabushiki Kaisha
- Rapid-connect coupler and receptacle having anti-rotation feature30 Sep 2025US 12,429,156 B2Engineered Controls International, LLC
- Method and system for processing biogas26 Aug 2025US 12,398,844 B2Iogen Corporation
- Nozzle heating device and fluid charging system29 Jul 2025US 12,374,706 B2Hyundai Motor Company
- Boil-off gas reliquefaction system11 Mar 2025US 12,247,706 B2Hanwha Ocean Co., Ltd.
- Station for distributing a pressurized gas and method for preventing or limiting icing of such a station4 Jun 2026US 2026/0153192 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and system for processing biogas20 Nov 2025US 2025/0354657 A1Iogen Corporation
- Equipment maintenance method26 Jun 2025US 2025/0207731 A1Kawasaki Jukogyo Kabushiki Kaisha
- Receptacle for cryogenic coupling and assembly comprising such a receptacle13 Mar 2025US 2025/0084962 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Device, facility and method for keeping a liquefied gas store cold13 Feb 2025US 2025/0052375 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Process for liquefaction of natural gas137US 6,023,942 AExxon Production Research Company · 2000
- Cryogenic storage apparatus with lid vent104US 5,779,089 AForma Scientific, Inc. · 1998
- Apparatus and method of preventing ice accumulation on coupling valves for cryogenic fluids68US 5,301,723 AHydra-Rig, Inc. · 1994
- Carbon dioxide dry cleaning system53US 6,442,980 B1Chart Inc. · 2002
- Method and apparatus for controlling a cryogenic refrigeration system39US 5,060,481 AHelix Technology Corporation · 1991