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→Liner completions
==Liner completions==
==Liner completions==
[[File:Well-completions_fig2.png|thumb|'''Figure 2.''' Wellbore diagram of (a) a screen and liner completion and (b) a cement liner completion.]]
[[File:Well-completions_fig2.png|thumb|300px|'''Figure 2.''' Wellbore diagram of (a) a screen and liner completion and (b) a cement liner completion.]]
'''Liner completions''' are similar to [[Types_of_completions#Open_hole_completions|open hole completions]] in that [[casing]] must be set prior to drilling the producing interval. The advantage of a liner completion is that the drilling fluid system can be changed and a [[Rock-water_reaction#Problem_prevention_and_correction|nondamaging fluid]] used to drill the pay interval. Several types of liner completions are commonly employed in well completions. These include
'''Liner completions''' are similar to [[Types_of_completions#Open_hole_completions|open hole completions]] in that [[casing]] must be set prior to drilling the producing interval. The advantage of a liner completion is that the drilling fluid system can be changed and a [[Rock-water_reaction#Problem_prevention_and_correction|nondamaging fluid]] used to drill the pay interval. Several types of liner completions are commonly employed in well completions. These include