supported by the National Major Research Program for Science and Technology of China (Grant No. 2011ZX05009-02);National Natural Science Foundation of China (No. 41102089)
Petroleum is produced from a beach-bar sand reservoir in the upper subsection of the 4th member of the Paleogene Shahejie Formation (Es4s) in the eastern Dongying Depression,penetrated by many wells in the Guangli-Q...