Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new formula and new techniques of insert bit.

Reinforcing the comprehensive mechanical properties of cutting tooth by using high quality tungsten carbide inserts of new formula and new techniques of insert bit.

The PDC hole opener is designed for use in soft clays and shales to medium-hard shales and limestones and is particularly effective in sticky formations where balling problems are …

Fast drilling in the soft formation,limited by the length of the bit gauge,the bore hole trajectory is irregular,this situation caused bit bouncing, high torque and drag .

Fast drilling in the soft formation,limited by the length of the bit gauge,the bore hole trajectory is irregular,this situation caused bit bouncing, high torque and drag .

Mud stream from the outlet of mud pump flows through a by-pass valve into the downhole motor .This stream produces pressure loss between inlet and outlet of the motor to push the m…

A range of milled tooth and tungsten carbide insert (TCI) cutting structures are available for a variety of formation conditions. The fixed-diameter hole opener is available in siz…

A range of milled tooth and tungsten carbide insert (TCI) cutting structures are available for a variety of formation conditions. The fixed-diameter hole opener is available in siz…

Within the drilling operation,the challenge of improving productivity in diverse environment calls for innovative ways to drill further, faster and longer,GREAT cutter can help mee…

Within the drilling operation,the challenge of improving productivity in diverse environment calls for innovative ways to drill further, faster and longer,GREAT cutter can help mee…