Experimental Study on the Oil Recovery Performance of CO₂ Huff-and-Puff Process in Fractured Tight Oil Reservoirs

Table 3

The distance from the core center to the fracture.

Core	The distance to the fracture (cm)	Oil recovery factor (%)
Core #1 in long core A	0	68.23
Core #1 in long core B	0	67.01
Core #3 in long core A	2.996	44.31
Core #5 in long core B	7.390	30.42
Core #5 in long core A	13.382	14.79