Highest free oil content
The lithofacies with the highest free oil content in the Fengcheng Formation, Hashan area, also having the best total oil content and porosity, making it the most favorable shale oil exploration target.
Wang, Yue · Chang, Xiangchun · Zhong-Quan, Liu · Zhang, Pengfei · Weizheng, Gao · Zeng, Zhiping · Li, Guisheng
Petroleum Science 2023