In this review, two criteria are actually employed: the Mohr–Coulomb (M–C) criterion along with the multi-weak-aircraft power criterion for shale formations. These are definitely utilized to carry out investigation and attain the optimization from the failure standards for shale–sandstone interbedded reservoirs. To obtain the wellbore strain, it is necessary https://medium.com/@vertechs/revolutionizing-well-control-in-high-pressure-high-temperature-gas-drilling-environments-c212cb28aedd