Study on the Matching Relationship between Polymer Hydrodynamic Characteristic Size and Pore Throat Radius of Target Block S Based on the Microporous Membrane Filtration Method

Table 4

Pore throat parameters of target block S.

Core number	Permeability, ×10^−3 𝜇m^2	Porosity, %	Pore throat radius, 𝜇m
S1-1	204	25.5	2.43
S1-2	337	29.30	2.95
S1-3	661	31.70	5.47
S1-4	928	28.01	9.26
S1-5	1481	32.76	12.38