1. School of Geoscience and Technology, Southwest Petroleum University, Chengdu, China
2. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu, China
3. Exploration and Development Research Institute, PetroChina Southwest Oil and Gas Field Company, Chengdu, China
4. Branch of Chuanxibei Gas Field, PetroChina Southwest Oil and Gas Field Company, Jiangyou, China
5. School of Earth and Environmental Sciences, The University of Queensland, St Lucia, Australia