Actinide metal processing
Patent
·
OSTI ID:7285899
A process for converting an actinide metal such as thorium, uranium, or plutonium to an actinide oxide material by admixing the actinide metal in an aqueous medium with a hypochlorite as an oxidizing agent for sufficient time to form the actinide oxide material and recovering the actinide oxide material is described together with a low temperature process for preparing an actinide oxide nitrate such as uranyl nitrate. Additionally, a composition of matter comprising the reaction product of uranium metal and sodium hypochlorite is provided, the reaction product being an essentially insoluble uranium oxide material suitable for disposal or long term storage.
- DOE Contract Number:
- W-7405-ENG-36
- Assignee:
- Dept. of Energy, Washington, DC (United States)
- Patent Number(s):
- A; US 5098677
- Application Number:
- PPN: US 7-680972
- OSTI ID:
- 7285899
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
052000* -- Nuclear Fuels-- Waste Management
12 MANAGEMENT OF RADIOACTIVE AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES
ACTINIDE COMPOUNDS
CHALCOGENIDES
CHEMICAL PREPARATION
MANAGEMENT
OXIDES
OXIDIZERS
OXYGEN COMPOUNDS
PLUTONIUM COMPOUNDS
PLUTONIUM OXIDES
PROCESSING
RADIOACTIVE WASTE DISPOSAL
RADIOACTIVE WASTE MANAGEMENT
RADIOACTIVE WASTE PROCESSING
RADIOACTIVE WASTE STORAGE
SOLUBILITY
STORAGE
SYNTHESIS
THORIUM COMPOUNDS
THORIUM OXIDES
TRANSURANIUM COMPOUNDS
URANIUM COMPOUNDS
URANIUM OXIDES
WASTE DISPOSAL
WASTE FORMS
WASTE MANAGEMENT
WASTE PROCESSING
WASTE STORAGE
12 MANAGEMENT OF RADIOACTIVE AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES
ACTINIDE COMPOUNDS
CHALCOGENIDES
CHEMICAL PREPARATION
MANAGEMENT
OXIDES
OXIDIZERS
OXYGEN COMPOUNDS
PLUTONIUM COMPOUNDS
PLUTONIUM OXIDES
PROCESSING
RADIOACTIVE WASTE DISPOSAL
RADIOACTIVE WASTE MANAGEMENT
RADIOACTIVE WASTE PROCESSING
RADIOACTIVE WASTE STORAGE
SOLUBILITY
STORAGE
SYNTHESIS
THORIUM COMPOUNDS
THORIUM OXIDES
TRANSURANIUM COMPOUNDS
URANIUM COMPOUNDS
URANIUM OXIDES
WASTE DISPOSAL
WASTE FORMS
WASTE MANAGEMENT
WASTE PROCESSING
WASTE STORAGE