F28F 19/002
Preventing the formation of deposits or corrosion: by using inserts or attachments
Official title: {by using inserts or attachments}
F28F19/002 (Preventing the formation of deposits or corrosion: by using inserts or attachments) appears on 126 US grants and 123 published applications in this corpus.
Search patents in F28F- Granted patents
- 126
- Published applications
- 123
- Assignees
- 111
- Inventors
- 353
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 0 | 4 |
| 2007 | 2 | 5 |
| 2008 | 1 | 5 |
| 2009 | 1 | 1 |
| 2010 | 3 | 4 |
| 2011 | 1 | 4 |
| 2012 | 6 | 6 |
| 2013 | 4 | 4 |
| 2014 | 5 | 8 |
| 2015 | 2 | 5 |
| 2016 | 2 | 6 |
| 2017 | 3 | 8 |
| 2018 | 6 | 5 |
| 2019 | 8 | 12 |
| 2020 | 8 | 6 |
| 2021 | 6 | 9 |
| 2022 | 7 | 6 |
| 2023 | 6 | 6 |
| 2024 | 3 | 4 |
| 2025 | 4 | 3 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Method of installing a tube sleeve134US 4,505,017 ACombustion Engineering, Inc. · 1985
- Gas phase chemical reactor93US 4,816,121 A1989
- Corrosion resistant shell and tube heat exchanger and a method of repairing the same35US 5,323,849 AThe United States of America as represented by the Secretary of the Navy · 1994
- Device to reduce local heat flux through a heat exchanger tube29US 4,191,246 ACombustion Engineering, Inc. · 1980
- Silicon-containing steel composition with improved heat exchanger corrosion and fouling resistance28US 8,211,548 B2ExxonMobil Research and Engineering Company · 2012