Part of pore volume V_\phi consisting of hydrodynamically isolated pores with no contribution to permeability:
| V_{\rm cls} = V_\phi - V_{\rm con} |
where
V_{\rm con} | 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 ]