US Patent Issued to Shenzhen Campus of Sun Yat-sen university, Sun Yat-sen university, SOUTHERN MARINE SCIENCE AND ENGINEERING GUANGDONG HAI) on July 29 for "Control apparatus and method for buoyancy adjustment of shield tunnel segments" (Chinese Inventors)

ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,994, issued on July 29, was assigned to Shenzhen Campus of Sun Yat-sen university (Shenzhen, China), Sun Yat-sen university (Guangzhou, China) and SOUTHERN MARINE SCIENCE AND ENGINEERING GUANGDONG HAI) (Zhuhai, China).

"Control apparatus and method for buoyancy adjustment of shield tunnel segments" was invented by Linchong Huang (Guangzhou, China), Xumin Huang (Guangzhou, China), Yu Liang (Guangzhou, China), Chenyang Zhao (Guangzhou, China) and Cungang Lin (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a control apparatus and method for buoyancy adjustment of shield tunnel segments, wherein the inner...