1. State Key Laboratory of Oil&Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu 610500, China
2. College of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu 610500, China
3. School of Petroleum Engineering, Southwest Petroleum University, Chengdu 610500, China
4. Engineering Technology Research Institute, PetroChina Southwest Oil&Gas Field Company, Chengdu 610017, China