1. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu 610500, China
2. Petroleum Engineering Technology Institute of Southwest Petroleum Branch, SINOPEC, Deyang 618000, China
3. Engineering Technology Research Institute of Southwest Oil & Gas Field Company, PetroChina, Chengdu, Chengdu 610017, China
4. Research Institute of Petroleum Exploration and Development, CNPC, Beijing 100083, China