REMOVAL OF CHLORIDE FROM AQUEOUS SOLUTIONS
Patent
·
OSTI ID:4138832
A method is given for dissolving reactor fuel elements in which the uranium is associated with a relatively inert chromium-containing alloy such as stainless steel. An aqueous mixture of acids comprising 2 to 2.5 molar hydrochloric acid and 4 to 8 molar nitric acid is employed in dissolving the fuel element. In order io reduce corrosion in subsequent processing of the resulting solution, chloride values are removed from the solution by contacting it with concentrated nitric acid at an elevated temperature.
- Research Organization:
- Originating Research Org. not identified
- NSA Number:
- NSA-14-015712
- Assignee:
- U.S. Atomic Energy Commission
- Patent Number(s):
- US 2919972
- OSTI ID:
- 4138832
- Country of Publication:
- United States
- Language:
- English
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