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. 4. Shale compaction features and formation pressure profiles of Well MH2 in the west slope (a) and Well M18 in the central area (b) of the Mahu Sag. J1b—Badaowan Formation; T3b—Baijiantan Formation; T2k—Karamay Formation; T1b—Baikouquan Formation; P2w— Lower Wuerhe Formation. |