ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,149, issued on Oct. 14, was assigned to Shandong Jiaotong University (Jinan, China), Qingzhou waterengineering construction Ltd. company (Weifang, China) and SHANDONG PROVINCE WATER CONSERVANCY BUREAU Co. LTD (Jinan, China).
"Structure for controlling crack generationgeneration in large-volume sluice gate and construction method therefor" was invented by Keliang Wang (Jinan, China), Chuanli Zhong (Jinan, China), Tao Li (Jinan, China), Guangtai Gao (Jinan, China), Ce Li (Jinan, China), Maozhi Tian (Jinan, China), Xinwei Hao (Jinan, China), Kuo Ma (Jinan, China), Xiang'an Niu (Jinan, China), Fan Feng (Jinan, China), Qinchao Zhang (Jinan, China), Peng Wang (Jinan, China), Shuyuan Li ...