1Key Laboratory of Deep Oil and Gas, China University of Petroleum, Qingdao 266580, China
2Shandong Key Laboratory of Depositional Mineralization & Sedimentary Minerals, Qingdao, 266590, China
3Oil and Gas Research Center, Peking University, Beijing, 100871, China
4PetroChina Research Institute of Petroleum Exploration and Development, Beijing 100083, China