In the equation for skin factor during the pressure buildup, P, is measured just before…

In the previous section, "Absolute Permeability," it was stated that permeability at 100% saturation of…

Curvature at an interface between wetting and nonwetting phases causes a pressure difference that is…

The contact angle (ec), existing between two fluids in contact with a solid and measured…

The term interface indicates a boundary or dividing line between two immiscible phases. Types of…

Since crude oil and natural gas are nonconductors of electricity, their presence in reservoir rock…

The total compressibility of oil- or gas-bearing reservoirs represents the combined compressibilities of oil, gas,…

The formation resistivity factor, FR, is the ratio of the resistivity of a porous medium…

Porosity The porosity, 4, is equal to the void volume of the rock divided by…

We have used “oilfield” units throughout the text, even though this system of units is…