U-Th RECOVERY FROM PYROLYTIC CARBON-COATED CARBIDE FUEL PARTICLES BY ELECTROLYSIS IN NITRIC ACID
Electrodissolver experiments were conducted with pyrolytic C-coated UC/ sub 2/-ThC/sub 2/ fuel particles in both a direct contact anode dissolver and a U- shaped series'' dissolver. Under the conditions investigated (HNO/sub 3/ concentration, 4-10 M; current density, 1 to 10 amp/cm/sup 2/temperature 25 to 80 deg C), U and Th recoveries were less than 0.2%. The results of these experiments indicated that electrolytic methods are not adaptable to the processing of graphite-base reactor fuels containing carbon-coated particles. (auth)
- Research Organization:
- Oak Ridge National Lab., Tenn.
- DOE Contract Number:
- W-7405-ENG-26
- NSA Number:
- NSA-16-031677
- OSTI ID:
- 4762564
- Report Number(s):
- ORNL-TM-384
- Country of Publication:
- United States
- Language:
- English
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