Recovery of copper from copper bearing sulphide minerals by bioleaching with controlled oxygen feed
US6833020B1 · kind B1 · utility
1Cited by
6References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2002 |
| Grant date | Dec 21, 2004 |
| Priority date | — |
| Expiry date | Sep 22, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S423/17
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of recovering copper from a copper bearing sulphide mineral which includes the steps of subjecting the slurry to a bioleaching process, supplying a feed gas which contains in excess of 21% oxygen by volume, to the slurry, and recovering copper from a bioleach residue of the bioleaching process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.