System for treating tin smelting intermediate materials and method for treating same
US-12492446-B2 · Dec 9, 2025 · US
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Obtaining antimony
Obtaining antimony · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C22B30/02 |
| Official title | Obtaining antimony |
| Display label | Obtaining antimony |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pyro-metallurgical process in a rotary kiln
US-12018345-B2 · Jun 25, 2024 · US
System for treating tin smelting intermediate materials and method for treating same
US-2023111491-A1 · Apr 13, 2023 · US
Pyro-metallurgical process in a rotary kiln
US-2022178001-A1 · Jun 9, 2022 · US
Method and system for supercritical fluid extraction of metal
US-2021265678-A1 · Aug 26, 2021 · US
Isotope displacement refining process for producing low alpha materials
US-9708689-B2 · Jul 18, 2017 · US
Method for treating lead anode slime
US-9650695-B2 · May 16, 2017 · US
Isotope displacement refining process for producing low alpha materials
US-2016298208-A1 · Oct 13, 2016 · US
Method for treating lead anode slime
US-2016281193-A1 · Sep 29, 2016 · US