Study on Dynamic Characteristics of Drill String Considering Rock-Breaking Process by Deyang Liang, Deyang Liang, Deyang Liang, Zhichuan Guan, Zhichuan Guan, Zhichuan Guan, Yuqiang Xu, Yuqiang Xu, Yuqiang Xu, Yongwang Liu, Yongwang Liu, Yongwang Liu

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Acoustic frequency spectrum characteristics in periodic drill string under tension by Qing Wang, Zhichuan Guan, Yongwang Liu

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The Review and Development of Devices with an Increasing Rate of Penetration (ROP) in Deep Formation Drilling Based on Drill String Vibration by Yongwang Liu, Yixiang Niu, Zhichuan Guan, Shuquan Lyu

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Equipment and technique for improving penetration rate by the transformation of drill string vibration to hydraulic pulsating jet by Zhichuan GUAN, Hongning ZHANG, Wei ZHANG, Yongwang LIU, Deyang LIANG

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Study on Dynamic Splitting Properties of S-PP Hybrid Fiber Concrete after High Temperatures by Zehui Xu, Tong He, Yongwang Liu, Xinzuo Chen, Lei Liu

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Increasing Drilling Speed by Absorption and Hydraulic Supercharging of Drill String in Formation Containing Hydrogen Sulfide: A Case Study by Yongwang Liu, Xiaoyuan Chen, Yixiang Niu, Zhichuan Guan, Wei Wang, Chuanfu Liu

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Evaluation of the Feasibility of 2D-SWE to Measure Liver Stiffness in Healthy Dogs and Analysis of Possible Confounding Factors by Ji’ang Pi, Eric Wenhao Foo, Xueyu Zang, Shuai Li, Yanbing Zhao, Yongwang Liu, Yifeng Deng

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A Powerful Build-Up Rate (BUR) Prediction Method for the Static Push-the-Bit Rotary Steerable System (RSS) by Yucai Shi, Zhixiang Teng, Zhichuan Guan, Jing Bai, Wei Lv, Hualin Liao, Yuqiang Xu, Yongwang Liu

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