F28D 1/0206
Heat exchangers immersed in a large body of liquid
Official title: {Heat exchangers immersed in a large body of liquid (apparatus using liquid heat storage material F28D20/0034)}
F28D1/0206 (Heat exchangers immersed in a large body of liquid) appears on 282 US grants and 357 published applications in this corpus.
Search patents in F28D- Granted patents
- 282
- Published applications
- 357
- Assignees
- 236
- Inventors
- 721
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 3 |
| 2003 | 3 | 6 |
| 2004 | 2 | 8 |
| 2005 | 3 | 4 |
| 2006 | 3 | 7 |
| 2007 | 2 | 4 |
| 2008 | 2 | 6 |
| 2009 | 5 | 13 |
| 2010 | 3 | 14 |
| 2011 | 3 | 11 |
| 2012 | 4 | 14 |
| 2013 | 6 | 17 |
| 2014 | 9 | 14 |
| 2015 | 13 | 24 |
| 2016 | 7 | 26 |
| 2017 | 17 | 25 |
| 2018 | 23 | 25 |
| 2019 | 26 | 23 |
| 2020 | 19 | 26 |
| 2021 | 22 | 11 |
| 2022 | 13 | 28 |
| 2023 | 15 | 21 |
| 2024 | 16 | 12 |
| 2025 | 10 | 12 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Subcooler for carbon dioxide distribution systems12 May 2026US 12,624,903 B2Tomco2 Systems Company
- Propulsion unit for a marine vessel7 Apr 2026US 12,595,038 B2ABB AB
- Non-power cooling device for underwater datacenter3 Mar 2026US 12,568,608 B2Korea Institute of Ocean Science & Technology
- Thermal management systems for marine vessels17 Feb 2026US 12,552,510 B1Brunswick Corporation
- Heat exchanger3 Feb 2026US 12,540,775 B2
- Heat exchanger and method for operating a heat exchanger30 Jul 2026US 2026/0218992 A1Huber SE
- Synthesis of alkyl cyclohexanes1 Jan 2026US 2026/0001822 A1Chevron Phillips Chemical Company LP
- Hydraulic oil cooling system for vibration table13 Nov 2025US 2025/0347469 A1Tianjin University
- Heat exchanger cooling assembly for an aircraft propulsion system9 Oct 2025US 2025/0314194 A1Pratt & Whitney Canada Corp.
- Pool boiling system and method of transferring heat via pool boiling18 Sep 2025US 2025/0294703 A1
Most cited
By later US patents
- Case and rack system for liquid submersion cooling of electronic devices connected in an array118US 7,905,106 B2Hardcore Computer, Inc. · 2011
- Immersion heat exchangers108US 6,113,154 A2000
- Devices using a medium having a high heat transfer rate103US 7,220,365 B2New Qu Energy Ltd. · 2007
- Case and rack system for liquid submersion cooling of electronic devices connected in an array87US 7,911,793 B2Hardcore Computer, Inc. · 2011
- Method for killing microorganisms70US 5,632,954 AEngelhard/ICC · 1997