Gas control technology of sleeve milling and fishing for directional drilling in broken soft coal seam
Xu YANG, Jianqiang WANG, Hongjie ZHANG, Jie ZHANG, Yazhou ZHANG, Hanjing HUANG, Tianzhu CHEN
Published in Mei kuang an quan (01.02.2024)
Published in Mei kuang an quan (01.02.2024)
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