Cathode material drying device and cathode material drying production line
US-12595962-B2 · Apr 7, 2026 · US
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Introducing gas into the drum axially or through the wall
Introducing gas into the drum axially or through the wall · 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 | F27B7/362 |
| Official title | {Introducing gas into the drum axially or through the wall} |
| Display label | Introducing gas into the drum axially or through the wall |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for reducing combustion temperature and thermal radiation within a lime kiln
US-12492818-B2 · Dec 9, 2025 · US
Rotary kiln
US-2025093101-A1 · Mar 20, 2025 · US
Pellet flue gas circulation and waste heat utilization process and system thereof
US-12253310-B2 · Mar 18, 2025 · US
Rotary kiln
US-12188723-B2 · Jan 7, 2025 · US
Oxyfuel clinker production with special oxygen addition
US-11878950-B2 · Jan 23, 2024 · US
Cathode material drying device and cathode material drying production line
US-2024011709-A1 · Jan 11, 2024 · US
Pellet flue gas circulation and waste heat utilization process and system thereof
US-2023243586-A1 · Aug 3, 2023 · US
Rotary kiln
US-2023204286-A1 · Jun 29, 2023 · US
Method for treating pourable, inorganic grain, and rotary tube suitable for performing the method
US-11674755-B2 · Jun 13, 2023 · US
A method for reducing combustion temperature and thermal radiation within a lime kiln
US-2023144517-A1 · May 11, 2023 · US
Plant and method for treating solid material
US-2023101178-A1 · Mar 30, 2023 · US
Oxyfuel clinker production with special oxygen addition
US-2021198142-A1 · Jul 1, 2021 · US
Process for reducing ringing in lime kilns
US-10995991-B2 · May 4, 2021 · US
Method for treating pourable, inorganic grain, and rotary tube suitable for performing the method
US-2020363129-A1 · Nov 19, 2020 · US
Direct-fired inclined counterflow rotary kilns and use thereof
US-10280114-B2 · May 7, 2019 · US
Process and system for reducing ringing in lime kilns
US-2019093950-A1 · Mar 28, 2019 · US