| (1) | \phi_r = \frac{\phi_e}{1-\phi_e} |
where
\phi_e | effective porosity |
The usual range is 0 \leq \phi_r \leq 0.65
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| (1) | \phi_r = \frac{\phi_e}{1-\phi_e} |
where
\phi_e | effective porosity |
The usual range is 0 \leq \phi_r \leq 0.65