Metal & Mining
| Thu 27 Nov 2025
Beijing, Nov. 27 -- State Intellectual Property Office of China has published Shandong Gold Smelting patent application for Zinc Powder Replacement Test Device and Control Method Thereof. The invention was developed by Li Ning, Son Min-chul, Chen Mingze, Zhu Jinchao, Li Wenqiang, Li Meili, Li Huan, Feng Yang, Yang Haijiang, Lian..