Research Article

Reservoir Sensitivity Analysis of Tight Sandstone and Its Controlling Factors: A Case Study from Chang 4+5 to Chang 6 Reservoirs in N 212 Well Block of Nanniwan Oilfield, Ordos Basin

Figure 8

Type and frequency distribution of tight sandstone reservoir pore for the Chang 4+5 and Chang 6 reservoirs in the N 212 well block in Nanniwan Oilfield.