Problems and Solutions

• Problem Solution

• Cementing Enhanced liners, improved slurries

• Fishing Fishing tools

• Drillstring failures Vibration mitigation, high torque drillstring

• Well control Accurate flow in / out measurement

• Limited evaluation Slim hole logging and testing tools

• Small clearances, Shear thinning fluids / high ECDs, hole formates, thruster to problems replace DC

• Bit life, poor PDC bits, anti-whirl bits, penetration rate

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