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OXIDATION OF AMERICIUM IN ACIDIC SOLUTION

United States Patent Application

20150337412
A1
View the Complete Application at the US Patent & Trademark Office
Los Alamos National Laboratory - Visit the Technology Transfer Division Website
A process is for oxidizing americium(III) to americium(VI) includes providing a aqueous acidic composition comprising americium(III) and a mineral acid and exposing the composition to ozone and silver ion under conditions suitable for oxidation of the americium(III) to americium(VI). Nitric, acid is a suitable mineral acid for the process. Extraction of the americium from the silver is possible using organic phosphonate extractant.
Jarvinen, Gordon S. (Los Alamos, NM), Seaman, Lani A. (Los Alamos, NM), Runde, Wolfgang (Los Alamos, NM), Jarvinen, Gordon D. (Los Alamos, NM)
14/ 714,729
May 18, 2015
STATEMENT REGARDING FEDERAL RIGHTS [0002] This invention was made with government support under Contract No. DE-AC52-06NA25396 awarded by the U.S. Department of Energy. The government has certain rights to in the invention.