Nuclear magnetic resonance experimental study of CO
2
injection to enhance shale oil recovery
LANG Dongjiang,LUN Zengmin,LYU Chengyuan,WANG Haitao,ZHAO Qingmin,SHENG Han
Table 5.
Physical parameters of the fracture-matrix core samples.
Sample No.
Diameter/cm
Length/cm
Porosity/%
Permeability/10
-3
μm
2
5-18-27-1
2.49
6.3
7.1
0.080
5-18-27-3
2.49
6.5
7.1
0.071
5-20-27-2
2.48
6.8
6.7
0.050