The Webb Law Firm
Fabrication method of sintered duplex nuclear fuel pellet
A method for fabricating a sintered duplex nuclear fuel pellet includes the steps of: preparing a first powder composed of a material selected from the group consisting of UO2 and UO2—Er2O3, and a second powder composed of UO2—Gd2O3 and a sintering additive; producing a duplex compact consisting of an annular outer portion composed of the first powder and a cylindrical inner portion composed of the second powder; and sintering the duplex compact under a reducing gas atmosphere, wherein the sintering additive contains manganese of 0.001% to 2% by weight based on the total weight of the cylindrical inner portion.
Korea Hydro & Nuclear Power Co., Ltd. Korea Atomic Energy Research Institute
G C Y
G21C C22B Y02E
inventional additional additional
Young Woo Jae Ho Youn Ho Kun Woo Keon Sik Jong Hun Ki Won
Rhee Yang Jung Song Kim Kim Kang