Ze Wanyan
Research Institute of Petroleum Exploration and Development, PetroChina, Beijing 100083, P. R. China
China

Yishan Liu
Research Institute of Petroleum Exploration and Development, PetroChina, Beijing 100083, P. R. China
China

Zhen Li
Research Institute of Exploration and Development of Changqing Oilfield Company, Xi’an 710018, P. R. China
China

Chi Zhang
Petroleum Engineering Department, Colorado School of Mines, Golden 80401, America
United States

Yuqi Liu
Research Institute of Petroleum Exploration and Development, PetroChina, Beijing 100083, P. R. China
China

Ting Xue
Research Institute of Exploration and Development of Changqing Oilfield Company, Xi’an 710018, P. R. China
China