Prestack inversion identification of organic reef gas reservoirs of Permian Changxing Formation in Damaoping area, Sichuan Basin, SW China |
ZHOU Lu,ZHONG Feiyan,YAN Jiachen,ZHONG Kexiu,WU Yong,XU Xihui,LU Peng,ZHANG Wenji,LIU Yi |
Fig. 7. Cross-plot of P and S wave velocity ratio and fluid factor λρ of Changxing Formation. |