Page 400 - Enhanced Oil Recovery in Shale and Tight Reservoirs
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Fracturing fluid flow back                                     371
































              Figure 12.29 Effect of shut-in on the 10-year discounted NPV (10% Discount Rate) for
              the base case model.

































              Figure 12.30 Effect of injection volume and matrix absolute permeability on the NPV at
              different shut-in times.
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