ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,009, issued on April 14, was assigned to HUNAN INSTITUTE OF SCIENCE AND TECHNOLOGY (Yueyang, China).

"Grinding method using nanolayer-lubricated diamond grinding wheel based on shock wave cavitation effect" was invented by Chao Li (Yueyang, China), Xiaohong Zhang (Yueyang, China), Zhaoyao Shi (Yueyang, China), Yuejiao Ding (Yueyang, China), Liwei Ning (Yueyang, China), Xiaohong Tang (Yueyang, China), Songhui Zhang (Yueyang, China), Wei Li (Yueyang, China) and Wanyi Tian (Yueyang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a nanolayer-lubricated diamond grinding wheel grinding method based on a shock wave cav...