Part of pore volume  consisting of hydrodynamically isolated pores with no contribution to permeability:

V_{\rm cls} = V_\phi - V_{\rm con}

where

connected pore volume


See also


Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petrophysics (PP) / Volumetric Rock Model

Basic reservoir properties ] [ Pore volume ] [ Connected pore volume ] [ Closed pore volume ] [ Porosity ] [Effective porosity (PHIE)] [ Open porosity ] [ Closed porosity ]