Case History Benefits ? ? Saved an average of 10 days per well ? ? Reduced costs per well by USD 2.58 million Background and challenges ? ? Terra Nova field, offshore Newfoundland, Canada ? ? Four-well project ? ? Eliminate stuck pipe and bottomhole assembly incidents due to wellbore instability ? ? Run logs and casing without problems ? ? Improve borehole quality ? ? Optimize rate of penetration, wellpath design, and trajectories ? ? Red

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