F27B 7/40
Planetary coolers
F27B7/40 (Planetary coolers) appears on 28 US grants and 4 published applications in this corpus.
Search patents in F27B- Granted patents
- 28
- Published applications
- 4
- Assignees
- 16
- Inventors
- 51
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Rotary tube apparatus4 Jun 2024US 12,000,655 B2Grenzebach Bsh GmbH
- Device for cooling the opening of a rotary kiln by means of cool air-blowing29 Aug 2017US 9,746,243 B2Fives Fcb
- Toothed grate for rotary kiln peripheral discharge openings5 Nov 2002US 6,474,985 B1Metso Minerals Industries, Inc.
- Cooler for rotary kilns16 Jul 2002US 6,419,481 B2Andritz Inc.
- Baffles for tube coolers, rotary tubular kilns or the like26 Feb 1991US 4,995,809 AKloeckner-Humboldt-Deutz AG
- Cement manufacturing plant and method of operating a cement manufacturing plant23 Jan 2025US 2025/0026683 A1
- Rotary tube apparatus15 Jul 2021US 2021/0215428 A1Grenzebach Bsh GmbH
- Device for cooling the opening of a rotary kiln by means of cool air-blowing25 Dec 2014US 2014/0377713 A1Fives Fcb
- Cooler for rotary kilns1 Nov 2001US 2001/0036613 A1Andritz-Ahlstrom Inc.
Most cited
By later US patents
- Rotary kiln17US 4,353,687 AF. L. Smidth & Co. · 1982
- Tube coolers for rotary kilns12US 4,131,418 AFuller Company · 1978
- Recuperative double chamber rotary furnace8US 4,439,141 A1984
- Planetary cooler system for rotary kiln plant and the like6US 4,089,634 AF. L. Smidth & Co. · 1978
- Rotary kiln5US 4,059,397 A1977