1. School of Energy Resources, China University of Geosciences (Beijing) , Beijing 100083 , China
2. Haiyang Oil Production Plant, Shengli Oilfield Company , SINOPEC, Dongying 257237 , China
3. School of Petroleum Engineering, China University of Petroleum (East China) , Qingdao 266580 , China
4. Department of Petroleum, China University of Petroleum (Beijing) , Beijing at Karamay, Karamay 834000 , China