Pipe
| Wed 24 Jun 2026
Beijing, June 25 -- CNOOC Tianjin Pipeline Engineering Technology has sought patent for Mileage Speed Measuring Device for Detector in Pipeline. This invention was developed by Wang Zhao, Wang Jinbang, Fu Danrong, Li Quanhua, Xu Yongjie, Yang Han, Li Zhenbei, Luo Xiuyuan, Li Qingchao, Lu Shanshan and Duan Chengkai.
The patent a..