Effect of Emulsification on Enhanced Oil Recovery during Surfactant/Polymer Flooding in the Homogeneous and Heterogeneous Porous Media

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Scheme</td><td class="align_center">Oil recoveries in water flood stage %</td><td class="align_center">Oil recoveries in chemical flood stage, %</td><td class="align_center">Incremental recoveries, %</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">0.65 PV of SP flooding</td><td class="align_center">38.52</td><td class="align_center">63.48</td><td class="align_center">24.96</td></tr><tr><td class="align_left">0.3 PV of emulsion followed by 0.35 PV of SP flooding</td><td class="align_center">39.14</td><td class="align_center">64.47</td><td class="align_center">25.33</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Oil recoveries of different displacement stage in homogeneity core sample.</div>

Geofluids

tab2

Table 2

Table 2: Effect of Emulsification on Enhanced Oil Recovery during Surfactant/Polymer Flooding in the Homogeneous and Heterogeneous Porous Media 