ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,415,213, issued on Sept. 16, was assigned to ZHANGJIAGANG HONGCHANG STEEL PLATE Co. LTD. (Suzhou, China), HANGSU SHAGANG GROUP Co. LTD. (Suzhou, China) and INSTITUTE OF RESEARCH OF IRON AND STEEL JIANGSU PROVINCE/SHA-STEEL Co. LTD. (Suzhou, China).

"Resource recovery method and resource recovery system of desulfurized ash" was invented by Rui Mao (Suzhou, China), Shendong Mao (Suzhou, China), Fei Wang (Suzhou, China) and Hang Su (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A resource recovery method and a resource recovery system of desulfurized ash. The resource recovery method includes washing desulfurized ash with water, and perform...