Wendong Wang
School of Petroleum Engineering, China University of Petroleum (East China), P. R. China

Da Zheng
Mewbourne School of Petroleum& Geological Engineering, University of Oklahoma, USA

Guanglong Sheng
School of Petroleum Engineering, China University of Petroleum (East China), P. R. China

Qi Zhang
School of Petroleum Engineering, China University of Petroleum (East China), P. R. China

Yuliang Su
School of Petroleum Engineering, China University of Petroleum (East China), P. R. China