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    Analysis of the effects of torsional impact tools on drill string stick–slip vibration

    Analysis of the effects of torsional impact tools on drill string stick–slip vibration by Chaoyi She, Jianhua Guo, Jie Wu, Qingsong Qiao, Beiqiao Meng, Yuting Zhang

    Published 2025-07-01

    Torsional impactor is widely used in deep and ultra-deep wells because it can suppress stick–slip vibration and increase ROP. As the direct factor affecting torsional impactor effect, it's working parameters study is still not sufficient. In order to evaluate the effect of torsional impactor, c...

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