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U.S. Department of Energy
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DAREX FLOWSHEET (BATCH OPERATIONS) PARTS V AND VI, SOLVENT EXTRACTION

Technical Report ·
OSTI ID:4282856
Parts V and VI, two cycles of solvent extraction with an intercycle evaporation, of the Darex flowsheet are presented. Part V, the first cycle, was tested with both unirradiated material and with irradiated specimens at activity levels up to approximately 10% of that expected for an actual process. Decontamination factors were obtained using the first cycle solvent extraction flowsheet in mini-mixer-settlers. Part VI represents an extension of the second solvent extraction cycle of the 25-TBP Process, as applied to enriched uranium- stainless steel fuels. Since the product of the first cycle is free of stainless steel contaminants, application of the second cycle of a fully-developed process was considered adequate. (auth)
Research Organization:
Oak Ridge National Lab., Tenn.
DOE Contract Number:
W-7405-ENG-26
NSA Number:
NSA-13-004554
OSTI ID:
4282856
Report Number(s):
CF-57-11-77
Country of Publication:
United States
Language:
English