Pelletizing sulfation of anode slimes
US4272493A · kind A · utility
10Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 5, 1980 |
| Grant date | Jun 9, 1981 |
| Priority date | — |
| Expiry date | May 5, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B19/001
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Anode slimes from an electrorefining operation are fed, together with sulfuric acid, into a heated pelletizer wherein a sulfation reaction occurs, simultaneously with pellet formation, to solubilize copper, nickel and tellurium contained in the slimes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.