综放全煤沿空掘巷护巷特点与锚杆支护实践
종방전매연공굴항호항특점여묘간지호실천
Roadway Protecting Characteristics and Bolting Supporting Practice of Driving Whole Coal Roadway along Gob in Full-mechanized Caving Mining
  • 万方数据
    煤矿开采 매광개채
    COAL MINING TECHNOLOGY
    2006年 3期 50-52 ,共3页

    徐苏翔%马继新

    서소상%마계신

    全煤巷道%沿空掘巷%锚杆支护 全煤巷道%沿空掘巷%錨桿支護
    전매항도%연공굴항%묘간지호
    三河尖矿东四采区是采用留窄煤柱沿空掘巷技术开采的综采放顶煤生产采区,其回采巷道沿煤层底板布置.介绍了这种典型的全煤巷道在沿空掘巷时实施锚杆支护的实践,并对巷道维护的影响因素和支护效果进行了分析.
    삼하첨광동사채구시채용류착매주연공굴항기술개채적종채방정매생산채구,기회채항도연매층저판포치.개소료저충전형적전매항도재연공굴항시실시묘간지호적실천,병대항도유호적영향인소화지호효과진행료분석.
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