Research Article

Assessment of Chemical Effects on Wellbore Stability in Transition Shale Formation

Figure 17

Damage zone around the wellbore for a mud density of (a) 1.1 g/cm3, (b) 1.2 g/cm3, (c) 1.3 g/cm3, (d) 1.4 g/cm3, (e) 1.5 g/cm3, and (f) 1.6 g/cm3.
(a)
(b)
(c)
(d)
(e)
(f)