Research Article

Flow Unit Model of Channel Sand Body and Its Effect on Remnant Oil Distribution: A Case Study of PI Formation in the Eastern Transition Zone of Daqing Oilfield

Figure 1

Map of the study area in the northeast of Daqing Placanticline in the Songliao Basin, eastern China. (a) Structural map of the Songliao Basin with the well locations. (b) Map of the developing well pattern of well B2-60-FB271.
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(b)