Patent · US Expired

Process for the separation of uranium contained in an alkaline liquor

US4256702A · kind A · utility

3Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1978
Grant dateMar 17, 1981
Priority date
Expiry dateFeb 8, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22B34/34
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Uranium is recovered from alkaline leach liquors of uranium ores by treating the leach liquors with an ion exchange resin in the ammonium form to provide a solution of salts and complexes of uranium and ammonium from which the uranium is separated by treating with heat or an acid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.