US Patent Issued to Taiyuan University of Technology on Dec. 9 for "Electric-pulse fracturing device and method for hard roof of coal mine based on self-sealing water bag" (Chinese Inventors)

ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,634, issued on Dec. 9, was assigned to Taiyuan University of Technology (Taiyuan, China).

"Electric-pulse fracturing device and method for hard roof of coal mine based on self-sealing water bag" was invented by Guorui Feng (Taiyuan, China), Xiaoze Wen (Taiyuan, China), Jun Guo (Taiyuan, China), Ruipeng Qian (Taiyuan, China), Wenbo Huang (Taiyuan, China), Jie Zhang (Taiyuan, China), Wenming Feng (Taiyuan, China), Zi Wang (Taiyuan, China) and Xu Zhang (Taiyuan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric-pulse fracturing device for hard roof of coal mine based on a self-sealing water bag and an using method thereof are provided. Th...