Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)
US-2023356208-A9 · Nov 9, 2023 · US
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Chemistry & Metallurgy
Chemistry & Metallurgy · 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 | C22B3/0068 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 5 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 2 |
| 2021 | 2 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite Extractant-Enhanced Polymer Resin, Method of Making the Same, and Its Usage for Extraction of Valuable Metal(s)
US-2021187492-A1 · Jun 24, 2021 · US
Composite extractant-enhanced polymer resin, method of making the same, and its usage for extraction of valuable metal(s)
US-10933410-B2 · Mar 2, 2021 · US
Method of recovering rare-earth elements
US-10246759-B2 · Apr 2, 2019 · US
Molybdenum recovery from aqueous nitric acid solution by solvent extraction
US-10221466-B2 · Mar 5, 2019 · US