US Patent Issued to INSTITUTE OF AGRICULTURAL RESOURCES AND REGIONAL PLANNING, CAAS on Aug. 5 for "Oxidant for humic acid modification and method for preparing humic acid rich in carboxyl groups" (Chinese Inventors)

ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,378,366, issued on Aug. 5, was assigned to INSTITUTE OF AGRICULTURAL RESOURCES AND REGIONAL PLANNING, CAAS (Beijing).

"Oxidant for humic acid modification and method for preparing humic acid rich in carboxyl groups" was invented by Liang Yuan (Beijing), Yanting Li (Beijing), Bingqiang Zhao (Beijing), Shuiqin Zhang (Beijing), Meng Xu (Beijing), Jiukai Xu (Beijing) and Yingqiang Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "An oxidant for humic acid modification and a method for preparing humic acid rich in carboxyl groups are provided. The oxidant used for humic acid modification includes cobalt-nickel catalyst loaded on biochars and hydro...