F28G 13/005
Cleaning by increasing the temperature of heat exchange surfaces
Official title: {cleaning by increasing the temperature of heat exchange surfaces (F28G7/005, F28G11/00 take precedence)}
F28G13/005 (Cleaning by increasing the temperature of heat exchange surfaces) appears on 27 US grants and 30 published applications in this corpus.
Search patents in F28G- Granted patents
- 27
- Published applications
- 30
- Assignees
- 22
- Inventors
- 72
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 2 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 0 |
| 2015 | 2 | 2 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 7 |
| 2019 | 4 | 1 |
| 2020 | 3 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 3 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method, system and apparatus for hydrocarbon flow system fluid cooling4 Aug 2026US 12,698,942 B2Empig AS
- Catalyst regeneration system utilization for heat exchanger decoking3 Mar 2026US 12,564,831 B2Saudi Arabian Oil Company
- Heat exchanger27 Aug 2024US 12,074,089 B2Denso Corporation
- System and method for energy-saving inductive heating of evaporators and other heat-exchangers21 Feb 2023US 11,585,588 B2
- Cleaning method for surfaces in the internal volume of aircraft components through which a medium flows26 Apr 2022US 11,311,919 B2Lufthansa Technik AG
- Catalyst regeneration system utilization for heat exchanger decoking27 Nov 2025US 2025/0360500 A1Saudi Arabian Oil Company
- Apparatus and method for fluid cooling12 Sep 2024US 2024/0302115 A1Empig AS
- System and method for energy-saving inductive heating of evaporators and other heat-exchangers16 Nov 2023US 2023/0366609 A1
- Method, system and apparatus for hydrocarbon flow system fluid cooling29 Jun 2023US 2023/0204309 A1Empig AS
- A battery device for a ventilation system13 Oct 2022US 2022/0325914 A1Enjay AB
Most cited
By later US patents
- Heat exchanger device19US 4,175,614 AModine Manufacturing Company · 1979
- Process for the cleaning of heat exchangers for exhaust gases from engines12US 4,593,748 AKramb Mothermik KG · 1986
- Heat recovery device with self-cleaning10US 8,226,777 B2MEIKO Maschinenbau GmbH & Co. KG · 2012
- Method for the thermal dedusting of regenerative afterburning systems without the release of contaminants and without interruption of the main exhaust gas stream8US 5,839,894 A1998
- Method for cleaning heat exchangers6US 4,577,677 APhillips Petroleum Company · 1986