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 3. Physical parameters of the experimental samples at different temperatures.

Sample No. Diameter/cm Length/cm Porosity/% Permeability/10-3 μm2 5-20-27-3 2.48 6.8 6.2 0.056 5-20-27-4 2.49 6.2 6.8 0.051 5-20-27-5 2.49 6.5 6.7 0.054 5-20-27-6 2.48 6.6 6.1 0.053