The Mechanism of Wellbore Weakening in Worn Casing-Cement-Formation System

<table>Hoop stress inside the perfect casing cement for Case <a href="https://static.hindawi.com/articles/jpe/volume-2014/126167/figures/#casee1">1</a>.</table>

Journal of Petroleum Engineering

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Figure 5

Figure 5: The Mechanism of Wellbore Weakening in Worn Casing-Cement-Formation System 