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. 3. Relationships between BI1 and BI2, TOC, and clay content. |