Engineering
| Sat 01 Aug 2026
Beijing, Aug. 1 -- CNPC Jichai Power Co Limited and China National Petroleum have sought patent for Diesel Engine Part Tappet Detection Device. This invention was developed by Jiang Ling, Guo Li, Zhang Xinbiao, Yu Fuhai, Fan Liyong, Liu Linhai, Wang Longhai, Du Chao, Wang Feng, Xu Jianmin, Zhang Xueliang, Fang Zheng, Hu Zhifeng,..