Heterocyclic thione
US5074911A · kind A · utility
1Cited by
10References
6Claims
0Family size
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Key dates
| Filing date | Jun 26, 1990 |
| Grant date | Dec 24, 1991 |
| Priority date | — |
| Expiry date | Jun 26, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S423/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for extracting metal values such as gallium and/or indium from aqueous solutions by contacting said solutions with a water immiscible organic solvent having dissolved therein a heterocyclic thione.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.