Air-SAGD technology for super-heavy oil reservoirs

Yongrong GAO,Erpeng GUO,Dehuang SHEN,Bojun WANG

Table 4 Steam flooding experiment results under 250 °C.

Oxidation temperature/°C Initial oil saturation/% Residual oil saturation/% Oil displacement efficiency/% Unoxidized 75.0 16.70 77.34 150 74.5 29.20 60.80 200 74.9 31.31 58.20 250 74.9 34.87 53.45