ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,119, issued on Oct. 7, was assigned to Wuhan University of Science and Technology (Wuhan, China).

"Method for determining free radicals in CaO-Al2O3 series oxide melts" was invented by Ao Huang (Hubei, China), Shenghao Li (Hubei, China), Huazhi Gu (Hubei, China), Lvping Fu (Hubei, China) and Meijie Zhang (Hubei, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a method for determining free radicals of CaO-Al2O3 series oxide melts. The method includes dividing the CaO-Al2O3 series oxide powder to into two aliquots by mass, putting into two identical corundum crucibles and tamping. The method also includes heating th...