Research on the Characteristics of Microscopic Damage to Different Pore Types by Slippery Water Fracturing Fluid in the Chang Member Tight Sandstone Reservoir, Ordos Basin, NW China

<div>Size changes of typical micropores in different stages (Note: (a) snapshot following saturation with formation water; (b) 9 h after fracturing fluid invasion; (c) 24 h after fracturing fluid invasion; (d) 72 h after fracturing fluid invasion; (e) 24 h after subsequent water flooding).</div>

Geofluids

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Figure 5

Figure 5: Research on the Characteristics of Microscopic Damage to Different Pore Types by Slippery Water Fracturing Fluid in the Chang Member Tight Sandstone Reservoir, Ordos Basin, NW China 

Figure 5 | Research on the Characteristics of Microscopic Damage to Different Pore Types by Slippery Water Fracturing Fluid in the Chang Member Tight Sandstone Reservoir, Ordos Basin, NW China 