| abstract |
(57) The present invention relates to a plutonium or plutonium alloy by contacting with an aqueous dissolution mixture comprising nitric acid, a carboxylic acid having complexing properties for plutonium, and a compound having at least one --NH 2 group. And a method for dissolving the It also relates to the process of converting plutonium or plutonium alloy to plutonium oxide and producing nuclear fuel from said oxide. In particular, in the form of MOX fuel, it applies to the dismantling of plutonium contained in nuclear weapons for use in civilian nuclear reactors. |