Tools and Machinery
| Tue 24 Feb 2026
Beijing, Feb. 25 -- State Intellectual Property Office of China has received Sichuan Honghua Pet Equipment patent application for Intelligent Screening and Control System and Method for Drilling Fluid. Tang Wei, Lyu Lan, Duan Xianghua, Wang Min, Liang Shuai, Wang Yujiang, Zhou Juan, Zeng Qi, Zhang Jianjun, Gao Pan, Song Guoping,..