In this review, two conditions have already been used: the Mohr–Coulomb (M–C) criterion and the multi-weak-plane strength criterion for shale formations. They are used to perform investigation and reach the optimization from the failure requirements for shale–sandstone interbedded reservoirs. As illustrated in Determine nine, if the rock’s elastic mechanical https://bookmarkjourney.com/story21568199/the-2-minute-rule-for-wellbore-stability-issues