Process for the recovery of gold from anode slimes
US9839885B2 · kind B2 · utility
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11References
3Claims
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Key dates
| Filing date | May 21, 2015 |
| Grant date | Dec 12, 2017 |
| Priority date | — |
| Expiry date | Oct 29, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An apparatus for the recovery of gold from a gold-bearing aqueous filtrate, the process comprising the steps of: Each stage of the solvent extraction circuit and the aqueous acid scrub circuit is equipped with a mixing assembly and a phase separation tank in a head-tail arrangement such that the mixing assembly of one stage is adjacent to the phase separation tank of the adjacent stage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.