F23J 2900/01021
Removing ashes from the ash pit using reciprocating means
Official title: Removing ashes from the ash pit using reciprocating means, e.g. pushers
F23J2900/01021 (Removing ashes from the ash pit using reciprocating means) appears on 9 US grants and 3 published applications in this corpus.
Search patents in F23J- Granted patents
- 9
- Published applications
- 3
- Assignees
- 8
- Inventors
- 14
- Latest grant
- 3 Mar 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
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| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Slag remover for discharging combustion residues of an incineration plant3 Mar 2015US 8,967,058 B2Hitachi Zosen Inova AG
- Process and arrangement for the treatment of solid combustion residues in a combustion installation, in particular in a waste incineration plant27 Jan 1998US 5,711,233 AMartin GmbH fuer Umwelt- und Energietechnik
- System for discharging bottom ash from steam-producing boilers26 Oct 1993US 5,255,615 A
- Ash vibration process and apparatus21 Jan 1992US 5,082,572 AOgden-Martin Systems, Inc.
- Mechanism for the removal of slag in incineration plants11 Dec 1990US 4,976,206 AW+E Umwelttechnik AG
Most cited
By later US patents
- System for discharging bottom ash from steam-producing boilers17US 5,255,615 A1993
- Apparatus for discharging cinders from an incinerator10US 4,048,928 A1977
- Device to force out incineration ash7US 4,520,738 ATakuma Co., Ltd. · 1985
- Mechanism for the removal of slag in incineration plants7US 4,976,206 AW+E Umwelttechnik AG · 1990
- Ash vibration process and apparatus6US 5,082,572 AOgden-Martin Systems, Inc. · 1992