Experimental study on directional drilling with high pressure nitrogen in soft-fragmentized coal seam of Wangpo Coal Mine
SUN Yongxin
ZHANG Jie
MA Qiang
HUANG Hanjing
ZHANG Yazhou
WANG Jianqiang
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Publication Date：2022-07-20
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：6( 64-69 )