Recovery of metal values
US7282187B1 · kind B1 · utility
25Cited by
42References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1996 |
| Grant date | Oct 16, 2007 |
| Priority date | — |
| Expiry date | Mar 26, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P10/20
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for selectively extracting metal values, including, uranium, thorium, scandium and zirconium, from starting materials which include the metal values. The process is particularly well suited to extracting metal and recovering metal values from tantalum/niobium production process ore residues.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.