Formation conditions and enrichment model of retained petroleum in lacustrine shale: A case study of the Paleogene in Huanghua depression, Bohai Bay Basin, China
ZHAO Xianzheng,ZHOU Lihong,PU Xiugang,JIN Fengming,SHI Zhannan,HAN Wenzhong,JIANG Wenya,HAN Guomeng,ZHANG Wei,WANG Hu,MA Jianying
Fig. 2. Relationships between organic carbon content and retained hydrocarbon (S1*) and movable oil index (OSI) (taking 10 wells such as GY1-1-1H as examples).