Relative permeability to gas percolation while sweeping by oil and no presence of free reservoir water:

k_{rgo}(s_w)=\frac{k_g(s_g)}{k_a}

where

gas permeability in 2-phase Oil + Gas reservoir

absolute permeability


See also


Physics /  Fluid Dynamics / Percolation

Petroleum Industry / Upstream / Subsurface E&P Disciplines / Field Study & Modelling 

Petrophysics ] [ Basic reservoir properties ] [ Wettability ] [ Permeability ] [ Absolute permeability ]  [Relative permeability] [ Gas permeability ] [ Gas relative permeability ] [ Oil+Gas RPM Corey @model ]