F28F 2210/06
Heat exchange conduits: having walls comprising obliquely extending corrugations
Official title: having walls comprising obliquely extending corrugations, e.g. in the form of threads
F28F2210/06 (Heat exchange conduits: having walls comprising obliquely extending corrugations) appears on 57 US grants and 57 published applications in this corpus.
Search patents in F28F- Granted patents
- 57
- Published applications
- 57
- Assignees
- 62
- Inventors
- 182
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 5 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 2 | 3 |
| 2015 | 2 | 4 |
| 2016 | 0 | 2 |
| 2017 | 4 | 4 |
| 2018 | 1 | 5 |
| 2019 | 3 | 1 |
| 2020 | 2 | 3 |
| 2021 | 3 | 1 |
| 2022 | 1 | 5 |
| 2023 | 0 | 5 |
| 2024 | 4 | 1 |
| 2025 | 3 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Double-tube heat exchanger and manufacturing method therefor26 May 2026US 12,638,241 B2Sumitomo Riko Company Limited
- Grey water heat recovery apparatus24 Feb 2026US 12,560,390 B2Consat AB
- Cooling channel structure and burner9 Dec 2025US 12,492,813 B2Mitsubishi Heavy Industries, Ltd.
- Double tube for heat-exchange6 May 2025US 12,292,239 B2ContiTech Fluid Korea Ltd.
- Heat-transferring double pipe, inner pipe for heat-transferring double pipe, and manufacturing method thereof21 Jan 2025US 12,203,709 B2Uacj Corporation
- Polymeric tube-in-shell heat exchanger with twisted tubes22 May 2025US 2025/0164191 A1Trevi Systems Inc.
- Grey water heat recovery apparatus22 Aug 2024US 2024/0280331 A1Consat AB
- Heat exchanger and use of heat exchanger2 Nov 2023US 2023/0349642 A1Ireliemar B.V.
- Double-tube heat exchanger and manufacturing method therefor26 Oct 2023US 2023/0341188 A1Sumitomo Riko Company Limited
- Polymeric tube-in-shell heat exchanger with twisted tubes13 Apr 2023US 2023/0110296 A1Trevi Systems Inc.
Most cited
By later US patents
- Blood oxygenator with integral heat exchanger for regulating the temperature of blood in an extracorporeal circuit119US 4,065,264 AShiley Laboratories, Inc. · 1977
- Heat transfer apparatus52US 5,339,654 AColumbia Gas System Service Corporation · 1994
- Method and apparatus for oxygenating and regulating the temperature of blood48US 4,138,288 AShiley Scientific, Inc. · 1979
- Heat exchanger for extracorporeal circuit35US 4,559,999 AShiley Incorporated · 1985
- Shell and tube heat exchanger33US 4,858,681 ATUI Industries · 1989