1. State Key Laboratory of Water Resource Protection and Utilization in Coal Mining, Beijing 102211, China
2. National Institute of Clean-and-Low-Carbon Energy (NICE), Beijing 102211, China
3. School of Chemical and Environmental Engineering, China University of Mining and Technology (Beijing), Beijing 100083, China
4. Shendong Coal Group Co., Ltd., China Energy Investment Corporation Limited, Yulin 719315, China