1. School of Energy Resources, China University of Geosciences, Beijing 100083, People’s Republic of China
2. Coal Reservoir Laboratory of National Engineering Research Center of CBM Development & Utilization, China University of Geosciences, Beijing 100083, People’s Republic of China
3. Beijing Key Laboratory of Unconventional Natural Gas Geological Evaluation and Development Engineering, China University of Geosciences, Beijing 100083, People’s Republic of China
4. Department of Energy and Mineral Engineering, Pennsylvania State University, University Park, Pennsylvania 16802, United States