Empirical Estimates of Primary Oil Recovery
Several attempts have been made to correlate primary oil recovery with reservoir…
Important Pressure Transient Analysls Equations
In the equation for skin factor during the pressure buildup, P, is…
Effective Penneabllitles
In the previous section, "Absolute Permeability," it was stated that permeability at…
Capillary Pressure
Curvature at an interface between wetting and nonwetting phases causes a pressure…
Surface and lnterfaclal Tensions
The term interface indicates a boundary or dividing line between two immiscible…
Total Reservolr Compressibility
The total compressibility of oil- or gas-bearing reservoirs represents the combined compressibilities…
Formation Resistivity Factor
The formation resistivity factor, FR, is the ratio of the resistivity of…
