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. 9. Overpressure origin identification charts by Bowers method and sonic velocity-density cross-plot method for Well MH2 in the west slope and Well M18 in the central area of the Mahu Sag. |