Construction
| Wed 01 Apr 2026
Beijing, April 2 -- Shanxi Jinyu Jidong Environmental Protection Tech Co Ltd has applied Chinese patent for Cement Grinding Device for Cement Production. Dai Changfu, Dang Xianqing, Hao Lingyun, Wei Jianhua, Li Yongzheng, Liu Jun, Wang Lei, Wang Linhai, Wu Yun, Huang Liling, Li Weiping and Wang Xiaoyan developed it.
The paten..