ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,211, issued on April 21, was assigned to POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION (Pohang-si, South Korea).
"Method for solidifying radioactive waste comprising boron, and solid radioactive waste formed thereby" was invented by Byoung Kwan Kim (Daejeon, South Korea), Woo Yong Um (Yongin-si, South Korea), Jae Hyuk Kang (Gunsan-si, South Korea) and Ju Hyeok Lee (Gwangju, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method solidifying radioactive waste containing boron, The method includes (a) mixing the radioactive waste, metakaolin, fumed silica, potassium hydroxide, and water to generate ...