F23H 11/12
Inclined travelling grates
Official title: inclined travelling grates; Stepped travelling grates
F23H11/12 (Inclined travelling grates) appears on 5 US grants and 4 published applications in this corpus.
Search patents in F23H- Granted patents
- 5
- Published applications
- 4
- Assignees
- 6
- Inventors
- 8
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 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 | 1 |
| 2005 | 1 | 1 |
| 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 | 0 |
| 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 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Water-cooled grate block for an incinerator9 Jun 2026US 12,650,224 B2Kanadevia Inova AG
- Water-cooled sliding combustion grate having a parallel drive13 Oct 2015US 9,157,632 B2Doikos Investments Ltd.
- Grate block for a refuse incineration grate15 Nov 2005US 6,964,237 B2
- Incinerator with moving-bed stoker9 Oct 1984US 4,475,468 AIshikawajima-Harima Jukogyo Kabushiki Kaisha
- Step grate for mechanical stoker with flexible fire grate12 Oct 1982US 4,353,315 AAkihiko Hiroe
- Water-cooled grate block for an incinerator19 Oct 2023US 2023/0332769 A1Hitachi Zosen Inova AG
- Water-cooled sliding combustion grate having a parallel drive16 May 2013US 2013/0118390 A1Doikos Investments Ltd.
- Stoker grates for circulating burning-up15 Sep 2005US 2005/0199163 A1
- Grate block for a refuse incineration grate30 Dec 2004US 2004/0261674 A1Halcyon Mechanical Services, Inc.
Most cited
By later US patents
- Incinerator with moving-bed stoker6US 4,475,468 AIshikawajima-Harima Jukogyo Kabushiki Kaisha · 1984
- Step grate for mechanical stoker with flexible fire grate1US 4,353,315 AAkihiko Hiroe · 1982
- Grate block for a refuse incineration grate1US 6,964,237 B22005
- Water-cooled sliding combustion grate having a parallel drive1US 9,157,632 B2Doikos Investments Ltd. · 2015