Process for extracting cobalt from a solution comprising, in addition to cobalt, one or more other metal elements
US12031194B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Jun 18, 2019 |
| Grant date | Jul 9, 2024 |
| Priority date | — |
| Expiry date | Jul 5, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for selectively extracting cobalt from a composition comprising cobalt and one or more other metal elements, wherein the process comprises the following steps: a) a step of forming a precipitate consisting of a coordination complex comprising cobalt, by bringing the solution into contact with at least one aromatic compound comprising at least two nitrogen atoms in its ring; b) a step of recovering the precipitate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.