1. Zhengzhou Non-ferrous Metals Research Institute Co. Ltd of CHALCO, Zhengzhou, Henan, China
2. College of Chemistry and Chemical Engineering, Henan Polytechnic University, Jiaozuo, Henan, China
3. Collaborative Innovation Center of Coal Work Safety and Clean High Efficiency Utilization, Henan Polytechnic University, Jiaozuo, Henan, China