US Patent Issued to Sichuan University on June 23 for "Method for evaluating deep-buried tunnel blasting parameters" (Chinese Inventors)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,663,248, issued on June 23, was assigned to Sichuan University (Chengdu, China).

"Method for evaluating deep-buried tunnel blasting parameters" was invented by Nuwen Xu (Chengdu, China), Biao Li (Chengdu, China), Quanfu Ding (Chengdu, China), Haoyu Mao (Chengdu, China), Peiwei Xiao (Chengdu, China), Xiang Zhou (Chengdu, China), Xinchao Ding (Chengdu, China), Yuepeng Sun (Chengdu, China), Yong Xia (Chengdu, China), Jun Liu (Chengdu, China) and Zhiqiang Sun (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a method for evaluating deep-buried tunnel blasting parameters, and belongs to the technical field of mine engineer...