US Patent Issued to CHINA UNIVERSITY OF MINING AND TECHNOLOGY on June 10 for "Fire-prevention and extinguishing material for plugging air leakage in underground barrier pillar of coal mine and use method thereof" (Chinese Inventors)

ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,087, issued on June 10, was assigned to CHINA UNIVERSITY OF MINING AND TECHNOLOGY (Jiangsu, China).

"Fire-prevention and extinguishing material for plugging air leakage in underground barrier pillar of coal mine and use method thereof" was invented by Quanlin Shi (Jiangsu, China), Botao Qin (Jiangsu, China), Xu Shao (Jiangsu, China), Mingyue Hao (Jiangsu, China), Zujie Ma (Jiangsu, China), Gang Han (Jiangsu, China), Jiahao Xie (Jiangsu, China) and Hu Liu (Jiangsu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a fire-prevention and extinguishing material for plugging an air leakage in an underground barrier pill...