Application of high-efficiency hole forming in large diameter directional drilling
CHEN Qin-dong
ZHAO Jian-guo
YANG Dong-dong
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Publication Date:2021-04-28
Online Publishing Date:2025-08-15(First online date of this platform, not the publication date of the document)
Pages:7( 49-55 )
Coal Engineering

Coal Engineering

PKUISTIC
ISSN:1671-0959
Year, Vol.(Issue):2021,53(4)