1. Key Laboratory of Coalbed Methane Resources and Reservoir Formation Process of the Ministry of Education; China University of Mining and Technology; Xuzhou 221008 China
2. School of Resources and Geosciences; China University of Mining and Technology; Xuzhou 221116 China
3. Low Carbon Energy Institute; China University of Mining and Technology; Xuzhou 221008 China
4. The Key Laboratory of Coal-based CO2 Capture and Geological Storage, Jiangsu Province; China University of Mining and Technology; Xuzhou 221008 China