Method for extracting valuable metal from low-matte nickel converter slag
US-12018346-B2 · Jun 25, 2024 · US
with non-acid solutions containing salts of alkali or alkaline earth metals · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C22B15/008 |
| Official title | {with non-acid solutions containing salts of alkali or alkaline earth metals} |
| Display label | with non-acid solutions containing salts of alkali or alkaline earth metals |
| Total patents | 6 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12018346-B2 · Jun 25, 2024 · US
US-2024035116-A1 · Feb 1, 2024 · US
US-2023128925-A1 · Apr 27, 2023 · US
US-2022119913-A1 · Apr 21, 2022 · US
US-9839917-B2 · Dec 12, 2017 · US
US-2016144381-A1 · May 26, 2016 · US