METHOD OF REDUCING PLUTONIUM WITH FERROUS IONS
Patent
·
OSTI ID:4202416
A process is presented for separating hexavalent plutonium from fission product values. To a nitric acid solution containing the values, ferrous ions are added and the solution is heated and held at elevated temperature to convert the plutonium to the tetravalent state via the trivalent state and the plutonium is then selectively precipitated on a BiPO/sub 4/ or LaF/sub 3/ carrier. The tetravalent plutonium formed is optionally complexed with fluoride, oxalate, or phosphate anion prior to carrier precipitation.
- Research Organization:
- Originating Research Org. not identified
- NSA Number:
- NSA-14-007463
- Assignee:
- U.S. Atomic Energy Commission
- Patent Number(s):
- US 2907631
- OSTI ID:
- 4202416
- Country of Publication:
- United States
- Language:
- English
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