1. School of Earth Sciences and Engineering, Xi'an Shiyou University , Xi’an , 710065 , China
2. Shaanxi Key Laboratory of Petroleum Accumulation Geology, Xi’an Shiyou University , Xi’an , 710065 , China
3. College of Resources and Environment, Yangtze University , Wuhan , 430100 , China
4. Research Institute of Yanchang Petroleum (Group) Company Limited , Xi’an , 710075 , China
5. Yanchang Oil Field Company , Yan’an , Shaanxi, 716000 , China
6. Yanchang Petroleum (Group) Company Limited , Xi’an 710075 , China