DEVELOPMENT OF THE EXCER PROCESS V: RECOVERY, PURIFICATION, AND IRON REDUCTION OF URANIUM USING A SULFATE ION EXCHANGE SYSTEM
A uranium sulfate process flowsheet for the production of UF/sub 4/ from sulfate ore leach liquors is presented. The uraninm is sorbed on an anion- exchange resin from 0.2 M sulfate ore leach and eluted with 2 M H/sub 2/S0/sub 4/. Iron powder reduces UO/sub 2/SO/sub 4/ to U(SO/sub 4/)2 which is then sorbed on anion-exchange resin to separate it from the iron and eluted from the anion- exchange resin with 2 M H/sub 2/SO/sub 4/. The resulting U(SO/sub 4)2 is sorbed on a cationexchange resin from the H/sub 2/SO/sub 4/ solution and eluted from the resin with 5 to 6 M HCl. The UCl/sub 4/ thus produced may be treated with stoichiometric amounts of HF in order to precipitate UF/sub 4/.3/4H/sub 2/O. (auth)
- Research Organization:
- Oak Ridge National Lab., Tenn.
- DOE Contract Number:
- W-7405-ENG-26
- NSA Number:
- NSA-13-004557
- OSTI ID:
- 4280508
- Report Number(s):
- ORNL-2554
- Country of Publication:
- United States
- Language:
- English
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RECOVERY OF URANIUM FROM ORES THEREOF
PROGRESS REPORT ON PROCESSING URANIUM ORES , SEPTEMBER 16, 1951-NOVEMBER 15, 1951
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CHEMICAL REACTIONS
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COLLECTIVE MODEL
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EFFICIENCY
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