Reductive stripping process for uranium recovery from organic extracts
Patent
·
OSTI ID:6982435
In the reductive stripping of uranium from an organic extractant in a uranium recovery process, the use of phosphoric acid having a molarity in the range of 8 to 10 increases the efficiency of the reductive stripping and allows the strip step to operate with lower aqueous to organic recycle ratios and shorter retention time in the mixer stages. Under these operating conditions, less solvent is required in the process, and smaller, less expensive process equipment can be utilized. The high strength H/sub 3/PO/sub 4/ is available from the evaporator stage of the process.
- DOE Contract Number:
- W-7405-ENG-26
- Assignee:
- Dept. of Energy
- Patent Number(s):
- None
- Application Number:
- ON: DE84011099
- OSTI ID:
- 6982435
- Country of Publication:
- United States
- Language:
- English
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Reductive stripping process for uranium recovery from organic extracts
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Related Subjects
050400* -- Nuclear Fuels-- Feed Processing
11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400105 -- Separation Procedures
ACTINIDES
COUNTER CURRENT
ELEMENTS
EXTRACTION
EXTRACTION APPARATUSES
HYDROGEN COMPOUNDS
INORGANIC ACIDS
METALS
MIXER-SETTLERS
PHOSPHORIC ACID
SEPARATION EQUIPMENT
SEPARATION PROCESSES
SOLVENT EXTRACTION
URANIUM
11 NUCLEAR FUEL CYCLE AND FUEL MATERIALS
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400105 -- Separation Procedures
ACTINIDES
COUNTER CURRENT
ELEMENTS
EXTRACTION
EXTRACTION APPARATUSES
HYDROGEN COMPOUNDS
INORGANIC ACIDS
METALS
MIXER-SETTLERS
PHOSPHORIC ACID
SEPARATION EQUIPMENT
SEPARATION PROCESSES
SOLVENT EXTRACTION
URANIUM