F27D 2015/024
Multiple grates
Official title: {Multiple grates}
F27D2015/024 (Multiple grates) appears on 11 US grants and 2 published applications in this corpus.
Search patents in F27D- Granted patents
- 11
- Published applications
- 2
- Assignees
- 11
- Inventors
- 24
- Latest grant
- 10 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 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 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for fitting or retrofitting a sinter cooler10 Jan 2023US 11,549,754 B2Paul Wurth Deutschland GmbH
- Device for treating, in particular cooling, bulk material using a gas27 Feb 2018US 9,903,657 B2Claudius Peters Projects GmbH
- Method and apparatus for producing cement clinker26 Oct 1999US 5,972,104 A
- Clinker cooler20 Apr 1999US 5,895,213 ABabcock-Hitachi Kabushiki Kaisha
- Apparatus for producing bulk material10 Nov 1998US 5,833,453 A
Most cited
By later US patents
- Method and apparatus for cooling fired bulk material8US 5,129,820 AKrupp Polysius AG · 1992
- Clinker cooler8US 5,895,213 ABabcock-Hitachi Kabushiki Kaisha · 1999
- Method and apparatus for producing cement clinker6US 5,972,104 A1999
- Grid cooler, particularly feed step grid cooler5US 4,147,503 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1979
- Comminution device5US 5,595,350 AFuller Company · 1997