An exploration breakthrough in Paleozoic petroleum system of Huanghua Depression in Dagang Oilfield and its significance, North China |
ZHAO Xianzheng,PU Xiugang,JIANG Wenya,ZHOU Lihong,JIN Fengming,XIAO Dunqing,FU Lixin,LI Hongjun |
Fig. 5. Relationship between Pr/Ph and gammacerane/C31 hopane of oils from the Qibei and Wumaying buried hills. |