ROTARY STEERABLE DRILLING SYSTEM WITH ACTIVE STABILIZER

• Main Authors: Wang, Chengbao, Brazil, Stewart Blake, Ren, Zhiguo, Fu, Xu
• Format: Patent
• Language: English
• Published: 19.08.2021
• 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

A drilling system includes a drill string for connecting with a drill bit for drilling a borehole, a fixed stabilizer fixed on the drill string, and an active stabilizer including a body and actuators connecting the body and the drill string. The actuators are capable of driving the drill string awa...