With increasing depth, geothermal energy offers an almost inexhaustible potential for renewable energy. The drilling costs however, rise exponentially with depth in the case of conventional rotary ...

Last week, a group of 40 journalists from 13 countries witnessed Liebherr Construction Equipment’s new LB 44-510 rotary drilling rigs in action on a high-level research project in Darmstadt, Germany.

New, automated closed-loop steering devices are significantly reducing deviations from ideal wellpath in horizontal wells. These devices immediately counteract deviations from the planned path through ...

Rotary drilling is used in almost all oil and gas wells drilled globally. In this method of drilling, a length of steel pipe- with a drill bit on the end is rotated to cut a hole called the well bore.

Shell UK Exploration & Production (Shell Expro) and Schlumberger Oilfield Services announced in April that they had successfully field tested a 43/4-in. slimhole rotary steerable drilling system in ...

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