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Figures of the Article
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Conventional drilling vs. casing while drilling technology.
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Conventional drilling BHA vs. casing while drilling BHA.
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Drill lock assembly.
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Retrievable and non-retrievable CwD BHA (modified from Ref. [3]).
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Tesco’s CwD practice.
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Annular space of the conventional drilling (a) versus CwD (b).
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Plastering effect in the casing while drilling operation[22].
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Illustration of plastering effect.
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(a) Conventional drilling, and (b) CwD wellbore geometry[22].
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Radial flow model.
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Schematic diagram of wellbore.
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Comparison between conventional and CwD methods.
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Column chart of resulted APL, kick tolerance, and allowable BOP closing time of conventional and CwD technique .
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Kick volume vs. allowable well shut-in time.
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