1. State Key Laboratory of Petroleum Resources and Prospecting, China University of Petroleum, Beijing 102249, China
2. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Chengdu University of Technology, Chengdu 610059, China
3. Petroleum Engineering College of Yangtze University, Wuhan 430100, China
4. State Key Laboratory of Geomechanics and Geotechnical Engineering, Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Hubei 430071, China
5. University of Chinese Academy of Sciences, Beijing 100049, China
6. Exploration and Development Management Department, China ZhenHua Oil Co., Ltd., Xicheng District, Beijing 100031, China
7. Engineering and Technology Research Institute, CNPC Bohai Drilling Company, Tianjin 300457, China
8. Oil and Gas Technology Research Institute, PetroChina Changqing Oilfield, Xi’an 710018, China
9. China United Coalbed Methane Company, Beijing 100011, China