ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,050, issued on April 7, was assigned to CHINA SPECIAL EQUIPMENT INSPECTION AND RESEARCH INSTITUTE (Beijing).
"Device and method for leakage detecting of crude oil tank floor" was invented by Gongtian Shen (Beijing), Baoxuan Wang (Beijing), Yongna Shen (Beijing) and Bin Hu (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device and method for leakage detecting of a crude oil tank floor are provided. The device comprises a control system, a detection robot and a plurality of acoustic signal receivers. The acoustic signal receivers and the control system are all arranged outside a crude oil tank. The acoustic signal receivers are all connected...