Overpressure origin and its effects on petroleum accumulation in the conglomerate oil province in Mahu Sag, Junggar Basin, NW China |
LI Jun,TANG Yong,WU Tao,ZHAO Jingzhou,WU Heyuan,WU Weitao,BAI Yubin |
Fig. 5. Overpressure origin identification charts by Bowers method and sonic velocity-density cross-plot method for Well D9 in the Dabasong uplift and Well YB2 in the Xiayan uplift of the Mahu Sag. |