One of the most effective ways of reducing downtime on projects using compact and medium-sized horizontal directional drilling (HDD) units is to properly maintain drill-string components—drill pipe, ...

Titanium drill pipe have promising application prospects in ultra-deep drilling, but the nonlinear dynamic characteristics of composite drill strings are very complex. It is very important to use ...

Sinusoidal buckling of drill strings will be easily caused during drilling process of extended-reach horizontal wells due to the factors such as excessive well length and larger friction torque, which ...

Drilling in its broadest sense is any process that involves making a circular hole in a solid material or hard surface using a boring tool. With thousands of applications across industries, drilling ...

The release of Epiroc ET66, ET45 and ET38 marks a substantial breakthrough in tophammer drilling efficiency and reliability. Developed over five years, the new Epiroc ET drill string components have ...