US Patent Issued to CHINESE RESEARCH ACADEMY OF ENVIRONMENTAL SCIENCES on Sept. 8 for "Biochar for stable solidification of heavy metals" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,162, issued on Sept. 8, was assigned to CHINESE RESEARCH ACADEMY OF ENVIRONMENTAL SCIENCES (Beijing).

"Biochar for stable solidification of heavy metals" was invented by Beidou Xi (Beijing), Lei Wang (Beijing), Lan Jiang (Beijing), Yan Shao (Beijing), Nan Xu (Beijing), Shaofeng Li (Beijing), Yangyang Wang (Beijing), Xiaoshu Wang (Beijing), Jinsheng Wang (Beijing), Ming Chang (Beijing), Gen Zhang (Beijing), Hui Wang (Beijing), Honghu Zeng (Beijing) and Xianghua Xiao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A biochar is produced by co-pyrolysing an aquatic plant enriched with heavy metals with a clay mineral, and the aquatic plants them...