F25D 13/067
With circulation of gaseous cooling fluid
Official title: {with circulation of gaseous cooling fluid}
F25D13/067 (With circulation of gaseous cooling fluid) appears on 151 US grants and 104 published applications in this corpus.
Search patents in F25D- Granted patents
- 151
- Published applications
- 104
- Assignees
- 97
- Inventors
- 283
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 7 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 0 |
| 2002 | 5 | 4 |
| 2003 | 6 | 4 |
| 2004 | 3 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 1 | 5 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 4 | 4 |
| 2011 | 0 | 4 |
| 2012 | 1 | 5 |
| 2013 | 5 | 2 |
| 2014 | 2 | 5 |
| 2015 | 1 | 4 |
| 2016 | 2 | 4 |
| 2017 | 4 | 4 |
| 2018 | 5 | 6 |
| 2019 | 1 | 7 |
| 2020 | 6 | 7 |
| 2021 | 9 | 6 |
| 2022 | 5 | 4 |
| 2023 | 3 | 4 |
| 2024 | 1 | 5 |
| 2025 | 7 | 3 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Thermal treatment of food products73US 4,479,776 A1984
- Multiple-pass impingement heating and cooling device51US 4,474,498 A1984
- Helical conveyor freezer42US 4,953,365 ALiquid Carbonic Corporation · 1990
- High efficiency impingement heating and cooling apparatus39US 4,523,391 A1985
- Apparatus for treatment of solid material33US 5,335,590 APhilip Morris Incorporated · 1994