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Process for the extraction of technetium from uranium

United States Patent

December 21, 2010
View the Complete Patent at the US Patent & Trademark Office
A spent fuel reprocessing method contacts an aqueous solution containing Technetium(V) and uranyl with an acidic solution comprising hydroxylamine hydrochloride or acetohydroxamic acid to reduce Tc(V) to Tc(II, and then extracts the uranyl with an organic phase, leaving technetium(II) in aqueous solution.
Gong; Cynthia-May S. (San Mateo, CA), Poineau; Frederic (Las Vegas, NV), Czerwinski; Kenneth R. (Las Vegas, NV)
The Board of Regents of the Nevada System of Higher Education of the University of Nevada, Las Vegas (Las Vegas, NV), N/A (
12/ 313,354
November 19, 2008
NOTIFICATION OF GOVERNMENT FUNDING This invention was made under US Department of Energy Contract Number DE-FC07-06ID14781, P. I. Kenneth R. Czerwinski.