Research Article

Efficiency of the Green Surfactant Derived from Avena sativa Plant in the Presence of Different Salts for EOR Purposes

Table 3

Final recovery factors using different fluids as the tertiary recovery.

Injected fluid as the tertiary recoveryMaximum recovery factor (%)

Na2CO3 + NS75.60
NaCl + NS69.72
Na2SO4 + NS62.75
Na2CO3 + NaOH + NS88.45
NaCl + NaOH + NS80.87
Na2SO4 + NaOH + NS77.98