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In an oil reservoir, the residual oil saturation in the volume flooded with polymer solution is 20%

In an oil reservoir, the residual oil saturation in the volume flooded with polymer solution is 20%

Q. In an oil reservoir, the residual oil saturation in the volume flooded with polymer solution is 20%. The initial water saturation is 20%. The volumetric sweep efficiency is 50%. The maximum possible recovery factor for the reservoir is _______% (round off to 1 decimal place).

Ans: 36-39

Sol:

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