Nuclear magnetic resonance experimental study of CO2 injection to enhance shale oil recovery

LANG Dongjiang,LUN Zengmin,LYU Chengyuan,WANG Haitao,ZHAO Qingmin,SHENG Han

Table 1. Physical parameters of experimental samples at different action times.

Sample No. Diameter/cm Length/cm Porosity/% Permeability/10-3 μm2 5-18-27-1 2.49 6.31 7.1 0.08 5-18-27-4 2.48 6.43 7.4 0.07