Cathode material drying device and cathode material drying production line
US-12595962-B2 · Apr 7, 2026 · US
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Arrangement of devices for discharging
Arrangement of devices for discharging · 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 | F27B7/33 |
| Official title | Arrangement of devices for discharging |
| Display label | Arrangement of devices for discharging |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2019 | 3 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotary Kiln
US-2025290696-A1 · Sep 18, 2025 · US
Spiral Baffle System
US-2025198701-A1 · Jun 19, 2025 · US
Rotary microwave apparatus
US-2025137721-A1 · May 1, 2025 · US
Cathode material drying device and cathode material drying production line
US-2024011709-A1 · Jan 11, 2024 · US
Oxy-fuel combustion system and method for melting a pelleted charge material
US-11060792-B2 · Jul 13, 2021 · US
Oxy-Fuel Combustion System and Method for Melting a Pelleted Charge Material
US-2019293351-A1 · Sep 26, 2019 · US
Coal deactivation processing device
US-10287523-B2 · May 14, 2019 · US
Direct-fired inclined counterflow rotary kilns and use thereof
US-10280114-B2 · May 7, 2019 · US
Coal deactivation processing device
US-2016298044-A1 · Oct 13, 2016 · US
Treatment device
US-9324494-B2 · Apr 26, 2016 · US
Carbonization device
US-2016060531-A1 · Mar 3, 2016 · US
Carbonization device
US-2016032192-A1 · Feb 4, 2016 · US