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Home All issues Volume 73 (2018) Oil & Gas Science and Technology - Rev. IFP Energies nouvelles, 73 (2018) 65 Full HTML
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Table 3

Oil recovery of heterogeneous sandpacks with different permeability ratios.

Oil recovery (%)
Number Sandpack Porosity Permeability (μm2) Permeability ratio Water flooding Subsequent water flooding after B-PPG treatment Recovery increment
#6 k high 0.387 7.7 2.88 43.8 55.9 12.1
k low 0.374 2.67 35.2 57.9 22.7
Total 39.8 57.1 17.3
#2 k high 0.385 7.5 5.17 48.1 61.1 13.0
k low 0.369 1.45 27.6 59.7 32.1
Total 37.5 60.4 22.9
#7 k high 0.396 12 7.50 45.3 61.5 16.2
k low 0.373 1.6 23.0 62.8 39.8
Total 34.1 62.3 28.2

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