Method and apparatus for continuously transforming plutonium oxalate into plutonium oxide
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United States of America Patent
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Aug 12, 2003
Grant Date -
Jan 10, 2002
app pub date -
Dec 22, 2000
filing date -
Jan 3, 2000
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Abstract
The present invention relates to a method of transforming plutonium oxalate into plutonium oxide by drying and then calcining. In said method, in a characteristic manner, the operations of drying and calcining are implemented continuously, in the presence of oxygen and with gas extraction, in two adjacent zones of a single apparatus, e.g. of the screw oven type, that is maintained at negative pressure. The present invention also provides apparatus suitable for implementing said method.
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