Progress and challenges of drilling and completion technologies for deep,ultra-deep and horizontal wells of CNPC
Wang Haige, Huang Hongchun, Ji Guodong, Chen Changchang, Lv Zehao, Chen Weifeng, Bi Wenxin, Liu Li
China Petroleum Exploration . 2023, (3): 1 -11 .  DOI: 10.3969/j.issn.1672-7703.2023.03.001