Confined compressive strength model of rock for drilling optimization nork Xiangchao Shi, Yingfeng Meng, Gao Li, Jiaxue Li, Zuwen Tao, Shandong Wei

Testu osoa

Study on lateral vibration characteristics of BHA with double-span drill collar nork Zuwen Tao, Yingfeng Meng, Xiao Huang, Kang Yang, Guilin Xiao, Ming Xu, Seng Liu, Pan Fang

Testu osoa