GENEVA, Dec. 28 -- SINOSTEEL MAANSHAN GENERAL INSTITUTE OF MINING RESEARCH CO., LTD (No. 666, Xitang Road, Economic-Technological Development ZoneMaanshan, Anhui 243000), 中钢集团马鞍山矿山研究总院股份有限公司 (中国安徽省马鞍山市经济技术开发区西塘路666号) filed a patent application (PCT/CN2024/113836) for "SAFE AND EFFICIENT MINING METHOD FOR MEDIUM TO THICK LARGE ORE BODY BENEATH QUATERNARY OVERBURDEN" on Aug 22, 2024. With publication no. WO/2025/260498, the details related to the patent application was publi...