Institution: | 1.School of Energy Science and Engineering, Henan Polytechnic University, Jiaozuo, 454000, Henan, China ;2.Collaborative Innovation Center of Coalbed Methane and Shale Gas for Central Plains Economic Region Henan Province, Jiaozuo, 454000, China ;3.College of Geo-science and Surveying Engineering, China University of Mining & Technology, Beijing, 100083, China ;4.China United Coalbed Methane Co., Ltd., Beijing, 100011, China ; |