F23H 13/06
Dumping grates
F23H13/06 (Dumping grates) appears on 15 US grants and 8 published applications in this corpus.
Search patents in F23H- Granted patents
- 15
- Published applications
- 8
- Assignees
- 6
- Inventors
- 15
- Latest grant
- 25 Jul 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 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 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 4 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Biomass heating system with optimized flue gas treatment25 Jul 2023US 11,708,999 B2Sl-Technik GmbH
- Rotating grate with a cleaning device for a biomass heating system25 Apr 2023US 11,635,231 B2Sl-Technik GmbH
- Method and apparatus for improved firing of biomass and other solid fuels for steam production and gasification21 Apr 2020US 10,627,105 B2
- Pellet boiler with removable grate24 Jul 2018US 10,030,870 B2
- Method and apparatus for improved firing of biomass and other solid fuels for steam production and gasification28 Feb 2017US 9,581,325 B2
- Biomass heating system, as well as its components27 Oct 2022US 2022/0341625 A1Sl-Technik GmbH
- Rotating grate with a cleaning device for a biomass heating system20 Oct 2022US 2022/0333770 A1Sl-Technik GmbH
- Biomass heating system with optimized flue gas treatment20 Oct 2022US 2022/0333817 A1Sl-Technik GmbH
- Method for commissioning a biomass heating system20 Oct 2022US 2022/0333822 A1Sl-Technik GmbH
- Method and apparatus for improved firing of biomass and other solid fuels for steam production and gasification17 Aug 2017US 2017/0234529 A1
Most cited
By later US patents
- Low mass flow waste fuel incinerator16US 4,270,467 AEnertherm, Inc. · 1981
- Insert for a stove9US 4,394,857 A1983
- Waste fuel combustion system9US 5,158,025 A1992
- Method and apparatus for controlling a solid fuel burning furnace4US 4,313,387 AHokkai Danro Yugen Kaisha · 1982
- Method and apparatus for improved firing of biomass and other solid fuels for steam production and gasification4US 9,140,446 B22015