Uranium extraction process
US4382066A · kind A · utility
3Cited by
14References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 9, 1979 |
| Grant date | May 3, 1983 |
| Priority date | — |
| Expiry date | Oct 9, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22B60/026
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Uranium is extracted from wet process phosphoric acid by extraction with a mixture of a diorganophosphate and a neutral phosphorus compound, which is preferably a triorgano phosphine oxide, in the presence of nitrate to form an organic extract layer containing uranium and an aqueous acid layer, which are separated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.