Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Extraction of uranium from phosphoric acid using supported extractants

Patent ·
OSTI ID:5647836
Uranium is extracted from phosphoric acid with organophosphorus extractants supported or impregnated on polymeric resins, and especially macroreticular resins. Suitable extractants include mono and dialkylphenyl esters of phosphoric acid. Uranium may be stripped from the supported or impregnated resins with hotter or more concentrated phosphoric acid, optionally with oxidation to hexavalent form, or with aqueous fluoride solutions.
Assignee:
Allied Chemical Corp.
Patent Number(s):
US 4402917
OSTI ID:
5647836
Country of Publication:
United States
Language:
English