F27D 15/0286
In a vertical
Official title: {in a vertical, e.g. annular, shaft}
F27D15/0286 (In a vertical) appears on 29 US grants and 17 published applications in this corpus.
Search patents in F27D- Granted patents
- 29
- Published applications
- 17
- Assignees
- 27
- Inventors
- 66
- Latest grant
- 24 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 2 | 4 |
| 2017 | 1 | 0 |
| 2018 | 2 | 2 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Heat recover apparatus, system and method of using the same24 Jan 2023US 11,560,880 B2Arizona Board of Regents on Behalf of the University of Arizona
- Heating apparatus for vertically and helically conveying workpiece11 May 2021US 11,002,484 B2Xi 'An Aojie Electric Heating Equipment Engineering Co., Ltd
- Supply chute for sinter material13 Nov 2018US 10,126,055 B2Primetals Technologies Austria GmbH
- Industrial heat treating furnace that uses a protective gas13 Feb 2018US 9,890,999 B2Ipsen, Inc.
- Process and apparatus for quenching coke14 Feb 2017US 9,567,529 B2Ambiente E Nutrizione S.R.L.
- Apparatus and process for post stucco treatment and cooling21 Aug 2025US 2025/0263338 A1United States Gypsum Company
- Heat recover apparatus, system and method of using the same9 Sep 2021US 2021/0277877 A1Arizona Board of Regents on Behalf of the University of Arizona
- Steam condensation system for a granulation installation7 Mar 2019US 2019/0071742 A1Paul Wurth S. A.
- Heating apparatus for vertically and helically conveying workpiece6 Dec 2018US 2018/0347906 A1Xi 'An Aojie Electric Heating Equipment Engineering Co., Ltd
- Cooling device for cooling bulk material5 Apr 2018US 2018/0094335 A1Primetals Technologies Austria GmbH
Most cited
By later US patents
- Apparatus for uniformly drawing and cooling pyroprocessed particulate material16US 4,728,287 A1988
- Two stage material cooler13US 4,624,636 AFuller Company · 1986
- Apparatus for uniformly cooling pyroprocessed particulate material13US 4,826,429 AKennedy Van Saun Corporation · 1989
- Apparatus for uniformly cooling pyroprocessed particulate material12US 4,728,288 A1988
- Gas and solid particulate material heat exchanger10US 4,629,421 AFuller Company · 1986