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Fuel preparation for use in the production of medical isotopes

United States Patent

9,475,706
October 25, 2016
View the Complete Patent at the US Patent & Trademark Office
The present invention relates generally to the field of medical isotope production by fission of uranium-235 and the fuel utilized therein (e.g., the production of suitable Low Enriched Uranium (LEU is uranium having 20 weight percent or less uranium-235) fuel for medical isotope production) and, in particular to a method for producing LEU fuel and a LEU fuel product that is suitable for use in the production of medical isotopes. In one embodiment, the LEU fuel of the present invention is designed to be utilized in an Aqueous Homogeneous Reactor (AHR) for the production of various medical isotopes including, but not limited to, molybdenum-99, cesium-137, iodine-131, strontium-89, xenon-133 and yttrium-90.
Policke; Timothy A (Forest, VA), Aase; Scott B (Aiken, SC), Stagg; William R (Southern Pines, NC)
BWXT Technical Services Group, Inc. (Lynchburg, VA)
13/ 659,419
October 24, 2012
STATEMENT REGARDING FEDERAL RIGHTS This invention was made with government support under U.S. Department of Energy Contract No. DE-FC52-09NA29596 awarded by the U.S. Department of Energy. The government has certain rights in the invention.