ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,119, issued on May 5, was assigned to CHANGLI COUNTY XINGGUO PRECISION MACHINE PARTS Co. LTD. (Qinhuangdao, China) and Shanghai University (Shanghai).

"Hydrogen-rich blast furnace ironmaking system based on mass-energy conversion, and production control method therefor" was invented by Yuzhu Yang (Qinhuandao, China), Xionggang Lu (Shanghai), Wenhe Wu (Shanghai), Yuwen Zhang (Shanghai), Kai Zhu (Shanghai), Guocheng Zhou (Qinhuandao, China) and Jian Li (Qinhuandao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hydrogen-rich blast furnace ironmaking system based on mass-energy conversion, comprising a water electrolysis system (2). The water ele...