ROTARY STEERABLE DRILLING TOOL

• Main Authors: BRUNETTI, Jon A, BARGACH, Saad, BONNER, Stephen D, NOLD, Raymond, V., III, MASSEY, James P
• Format: Patent
• Language: English; French; German
• Published: 14.11.2018
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The rotary steerable drilling tool and system described herein combines both point-the-bit and push-the-bit techniques to actively change the direction of the borehole trajectory. In this system, the deflection of the drill bit is limited to a single degree of freedom relative to a coordinate system...