江西煤炭科技
江西煤炭科技
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JIANGXI COAL SCIENCE & TECHNOLOGY
2011年
3期
138-139
,共2页
穿层钻孔%强抽%掘进机械化%大断面%强支
穿層鑽孔%彊抽%掘進機械化%大斷麵%彊支
천층찬공%강추%굴진궤계화%대단면%강지
crossing hole%forced drainage%driving mechanization%large section%forced support
高瓦斯突出、地压明显的矿井掘进对正常安全生产的制约日益明显,本文通过对煤巷掘进迎头抽放钻孔的施工和巷道施工、支护一些成功经验的介绍,为深部开采的高突矿井安全正常生产提供了一定的借鉴。
高瓦斯突齣、地壓明顯的礦井掘進對正常安全生產的製約日益明顯,本文通過對煤巷掘進迎頭抽放鑽孔的施工和巷道施工、支護一些成功經驗的介紹,為深部開採的高突礦井安全正常生產提供瞭一定的藉鑒。
고와사돌출、지압명현적광정굴진대정상안전생산적제약일익명현,본문통과대매항굴진영두추방찬공적시공화항도시공、지호일사성공경험적개소,위심부개채적고돌광정안전정상생산제공료일정적차감。
Restriction of high gas outburst and obvious ground pressure mining driving on normal safety production is increasingly evident.The paper introduces some successful experience of the construction of ahead drainage drilling during heading excavation,tunnel construction and support,which provides some reference for high outburst mines＇ normal safety production of deep mining.
