F28D 9/0006
The plate-like or laminated conduits being enclosed within a pressure vessel
Official title: {the plate-like or laminated conduits being enclosed within a pressure vessel}
F28D9/0006 (The plate-like or laminated conduits being enclosed within a pressure vessel) appears on 234 US grants and 262 published applications in this corpus.
Search patents in F28D- Granted patents
- 234
- Published applications
- 262
- Assignees
- 159
- Inventors
- 514
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 6 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 4 | 6 |
| 2006 | 5 | 8 |
| 2007 | 4 | 9 |
| 2008 | 2 | 6 |
| 2009 | 3 | 4 |
| 2010 | 6 | 12 |
| 2011 | 4 | 6 |
| 2012 | 7 | 9 |
| 2013 | 3 | 6 |
| 2014 | 4 | 12 |
| 2015 | 6 | 15 |
| 2016 | 5 | 19 |
| 2017 | 8 | 13 |
| 2018 | 11 | 20 |
| 2019 | 24 | 34 |
| 2020 | 15 | 7 |
| 2021 | 13 | 11 |
| 2022 | 19 | 16 |
| 2023 | 11 | 12 |
| 2024 | 9 | 9 |
| 2025 | 13 | 9 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Methods of cooling a fluid using an annular heat exchanger52US 10,184,400 B2General Electric Company · 2019
- Process and apparatus for controlling reaction temperatures47US 5,525,311 AUop LLC · 1996
- Radial flow heat exchanging reactor46US 5,405,586 AUop LLC · 1995
- Arrangements for cross-flow heat exchanger units44US 4,327,803 ASuddeutsche Kuhlerfabrik Julius Fr. Behr GmbH & Co. KG · 1982
- Counter-current bumped plates heat exchanger41US 4,116,271 A1978