ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,826, issued on Oct. 14, was assigned to ZHEJIANG LANTIAN ENVIRONMENTAL PROTECTION HI-TECH Co. LTD. (Hangzhou, China), ZHEJIANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY Co. LTD. (Hangzhou, China) and SINOCHEM LANTIAN Co. LTD. (Hangzhou, China).

"Nitrogen-phosphorus-modified granular carbon-supported bimetallic catalyst, preparation method therefor and use thereof" was invented by Wucan Liu (Hangzhou, China), Ling Li (Hangzhou, China), Chaofeng Ma (Hangzhou, China), Nengfu Shi (Hangzhou, China), Jiamin Jin (Hangzhou, China), Xiaonian Li (Hangzhou, China), Chunshan Lu (Hangzhou, China) and Juanjuan Nie (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Tradem...