Abatement device, deposited material removing means, and deposited material removing method
US-12521770-B2 · Jan 13, 2026 · US
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Apparatus for removing ash, clinker, or slag from ash-pits, e.g. by employing trucks or conveyors, by employing suction devices
Apparatus for removing ash, clinker, or slag from ash-pits, e.g. by employing trucks or conveyors, by employing suction devices · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F23J1/02 |
| Official title | Apparatus for removing ash, clinker, or slag from ash-pits, e.g. by employing trucks or conveyors, by employing suction devices |
| Display label | Apparatus for removing ash, clinker, or slag from ash-pits, e.g. by employing trucks or conveyors, by employing suction devices |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fire pit ash cleanup
US-12331928-B1 · Jun 17, 2025 · US
Abatement device, deposited material removing means, and deposited material removing method
US-2024367201-A1 · Nov 7, 2024 · US
Smelt spout cleaning assembly
US-11592175-B2 · Feb 28, 2023 · US
Smelt spout cleaning assembly
US-2021372614-A1 · Dec 2, 2021 · US
Ash discharge system
US-10712000-B2 · Jul 14, 2020 · US
Ash discharge system
US-2019178492-A1 · Jun 13, 2019 · US
Simplified submerged chain conveyor for bottom ash conversions
US-10124968-B2 · Nov 13, 2018 · US
Combustor
US-2018163961-A1 · Jun 14, 2018 · US
Simplified submerged chain conveyor for bottom ash conversions
US-2017313527-A1 · Nov 2, 2017 · US
Apparatus for collecting large particle ash in thermal power plant
US-2016320055-A1 · Nov 3, 2016 · US
Method for removal of radioactive cesium and facility therefor
US-9399598-B2 · Jul 26, 2016 · US
Biomass-mixed-firing pulverized coal fired boiler and operation method of the boiler
US-9068746-B2 · Jun 30, 2015 · US