F24H 9/1845
Using solid fuel
Official title: using solid fuel
F24H9/1845 (Using solid fuel) appears on 16 US grants and 5 published applications in this corpus.
Search patents in F24H- Granted patents
- 16
- Published applications
- 5
- Assignees
- 8
- Inventors
- 21
- Latest grant
- 18 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Use of a rope of fibrous plant material as combustible material18 Oct 2022US 11,473,240 B2
- Solid fuel boiler burner6 Oct 2020US 10,794,587 B2Bti Gumkowski Sp. Z O.O. Sp. K.
- Combustion apparatus7 Jan 2020US 10,527,279 B2Rinnai Corporation
- Automatically controlled outdoor pelletized bio-fuel-burning hydronic heater6 Sep 2011US 8,011,329 B2
- Boiler using a solid granulated fuel2 Oct 1984US 4,474,117 A
- Use of a rope of fibrous plant material as combustible material2 Jul 2020US 2020/0208345 A1
- Combustion Apparatus14 Mar 2019US 2019/0078776 A1Rinnai Corporation
- Solid fuel boiler burner8 Mar 2018US 2018/0066839 A1Bti Gumkowski Sp. Z O.O. Sp. K.
- Low emission, wood fueled hydronic heater25 Jul 2013US 2013/0186313 A1Hawken Energy, Inc.
- Automatically controlled outdoor pelletized bio-fuel-burning hydronic heater29 Jan 2009US 2009/0025654 A1
Most cited
By later US patents
- Reduction of gaseous pollutants in combustion flue gas26US 3,955,909 AAqua-Chem, Inc. · 1976
- Reduction of gaseous pollutants in combustion flue gas19US 4,050,877 AAqua-Chem, Inc. · 1977
- Combustion of pulverized coal18US 4,057,021 A1977
- Method and apparatus for the operation of a boiler installation with stoker firing12US 4,389,979 A1983
- Boilers8US 4,325,310 ATrianco Redfyre Limited · 1982