F23H 13/08
Grates specially adapted for gas generators and also applicable to furnaces
F23H13/08 (Grates specially adapted for gas generators and also applicable to furnaces) appears on 8 US grants and 9 published applications in this corpus.
Search patents in F23H- Granted patents
- 8
- Published applications
- 9
- Assignees
- 9
- Inventors
- 30
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 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 | 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 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Downward mobile gasification boiler for surface gas phase combustion and pyrolysis of biomass briquette11 Nov 2025US 12,467,620 B2Heilongjiang Zhongtan Jiahe Biomass Technology Research and Development Co.
- Grate for high temperature gasification systems29 Dec 2015US 9,222,039 B2InEnTec Inc.
- Gasifier ash processing subsystem26 Nov 2013US 8,591,608 B2MSW Power Corporation
- Pyrolysis apparatus and methods using same8 Jan 2013US 8,349,139 B2All Grade Holdings Limited
- Apparatus for the pyrolysis of material10 Oct 2006US 7,117,803 B2Environmental Power International (Holdings) Ltd
- Fixed bed gasifier with rollers12 Jun 2025US 2025/0186958 A1
- Downward mobile gasification boiler for surface gas phase combustion and pyrolysis of biomass briquette15 Jun 2023US 2023/0184424 A1Heilongjiang Zhongtan Jiahe Biomass Te Chnology Research and Development Co.
- Rotary ploughs for gasifiers22 Oct 2015US 2015/0300639 A1Sasol Technology (Proprietary) Limited
- Method for optimizing the operation of a gas generator and a gas generator22 Jan 2015US 2015/0020717 A1Raute Oyj
- Pyrolysis apparatus and methods using same1 Aug 2013US 2013/0192973 A1All Grade Holdings Limited
Most cited
By later US patents