F23J 2700/002
Ash and slag handling in pulverulent fuel furnaces
F23J2700/002 (Ash and slag handling in pulverulent fuel furnaces) appears on 7 US grants and 5 published applications in this corpus.
Search patents in F23J- Granted patents
- 7
- Published applications
- 5
- Assignees
- 10
- Inventors
- 36
- Latest grant
- 1 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
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| 2001 | 1 | 0 |
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| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for a carbon reduction assembly1 Nov 2022US 11,484,832 B2Astee, Inc.
- Slag discharge system, gasifier, and slag filtration method5 Apr 2022US 11,292,976 B2Mitsubishi Power, Ltd.
- Ash discharge system14 Jul 2020US 10,712,000 B2Kawasaki Jukogyo Kabushiki Kaisha
- Biomass-mixed-firing pulverized coal fired boiler and operation method of the boiler30 Jun 2015US 9,068,746 B2Kawasaki Jukogyo Kabushiki Kaisha
- System for converting fuel materials19 Aug 2014US 8,807,054 B2ALSTOM Technology Ltd
- Apparatus and method for a carbon reduction assembly7 Jul 2022US 2022/0212142 A1Astec, Inc.
- Slag discharge system, gasifier, and slag filtration method22 Jul 2021US 2021/0222077 A1Mitsubishi Hitachi Power Systems, Ltd.
- Ash discharge system13 Jun 2019US 2019/0178492 A1Kawasaki Jukogyo Kabushiki Kaisha
- System for converting fuel materials5 Jul 2012US 2012/0167808 A1ALSTOM Technology Ltd
- Biomass-mixed-firing pulverized coal fired boiler and operation method of the boiler12 May 2011US 2011/0107948 A1Kawasaki Jukogyo Kabushiki Kaisha
Most cited
By later US patents
- Fly-ash slurry with solidification retardant23US 6,221,001 B1ADA Environmental Solutions, LLC · 2001
- Ash removal apparatus for coal-dust firing equipment3US 3,931,773 AEVT Energie-und Verfahrenstechik GmbH · 1976
- Ash discharge system2US 10,712,000 B2Kawasaki Jukogyo Kabushiki Kaisha · 2020
- System for converting fuel materials2US 8,807,054 B2ALSTOM Technology Ltd · 2014
- Biomass-mixed-firing pulverized coal fired boiler and operation method of the boiler1US 9,068,746 B2Kawasaki Jukogyo Kabushiki Kaisha · 2015