System for treating tin smelting intermediate materials and method for treating same
US-12492446-B2 · Dec 9, 2025 · US
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Scrap material used as charge
Scrap material used as charge · 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 | F27M2001/10 |
| Official title | Scrap material used as charge |
| Display label | Scrap material used as charge |
| Total patents | 7 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2023 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System for treating tin smelting intermediate materials and method for treating same
US-2023111491-A1 · Apr 13, 2023 · US
Scrap submergence device
US-11619448-B2 · Apr 4, 2023 · US
Scrap submergence device
US-2019226764-A1 · Jul 25, 2019 · US
Apparatus for pre-heating a metal charge for a melting plant and connected method
US-9903654-B2 · Feb 27, 2018 · US
Apparatus for pre-heating a metal charge for a melting plant and connected method
US-2016252304-A1 · Sep 1, 2016 · US
Apparatus for pre-heating a metal charge for a melting plant and connected method
US-9335096-B2 · May 10, 2016 · US