Fragments generation characteristics and design of a kind of efficient rock breaking bit during borehole drilling with small diameter at a downward angle of coal mine roadway

FU Mengxiong; LIU Shaowei; JIA Housheng; MA Nianjie; ZHANG Ying; LU Yunhai

doi:10.13225/j.cnki.jccs.2021.1216

Home>Articles>Fragments generation characteristics and design of a kind of efficient rock breaking bit during borehole drilling with small diameter at a downward angle of coal mine roadway

DOI: 10.13225/j.cnki.jccs.2021.1216

Fragments generation characteristics and design of a kind of efficient rock breaking bit during borehole drilling with small diameter at a downward angle of coal mine roadway

FU Mengxiong

LIU Shaowei

JIA Housheng

MA Nianjie

ZHANG Ying

LU Yunhai

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Publication Date：2022-06-28

Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)

Pages：15( 2311-2325 )

Journal of China Coal Society

ISTICPKUEICSCD

ISSN：0253-9993

Year, Vol.(Issue)：2022,47(6)