1. Post-Doctorate R&D Base, Southwest Petroleum University, Chengdu, Sichuan 610500, China
2. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu, Sichuan 610500, China
3. Department of Petroleum Engineering, Institute of Geology and Petroleum Technologies, Kazan Federal University, Kazan 420008, Russia