Process for recovering metal values from jarosite solids
US5078786A · kind A · utility
14Cited by
23References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1989 |
| Grant date | Jan 7, 1992 |
| Priority date | — |
| Expiry date | May 26, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S75/961
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
This invention concerns a process for recovering metal values from jarosite-containing materials by leaching with a calcium chloride solution at a temperature above about the atmospheric boiling point of the solution and under at least the autogenous pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.