1. State Key Laboratory Cultivation Base for Gas Geology and Gas Control, Henan Polytechnic University, Jiaozuo, Henan 454000, China
2. Collaborative Innovation Center of Central Plains Economic Region for Coalbed/Shale Gas, Henan Province, Jiaozuo, Henan 454000, China
3. College of Energy and Mining Engineering, Shandong University of Science and Technology, Qingdao, Shandong 266590, China
4. Mine Disaster Prevention and Control-Ministry of State Key Laboratory Breeding Base, Shandong University of Science and Technology, Qingdao, Shandong 266590, China
5. China Construction Fifth Engineering Division Henan Branch, Zhengzhou, Henan 450000, China