利用小直径超前钻孔排放瓦斯防突研究
Coal Engineering(2006)
Abstract
为防治煤与瓦斯突出事故的发生,薛村矿在具有突出危险煤层的采掘工作面探索试用小直径超前钻孔的防突措施,并通过实践确定了运用钻屑量S、钻屑瓦斯解析指标△h2进行突出危险性预测。
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