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煤矿井下钻探施工|瓦斯抽排放打孔

2020-11-25

      煤矿井(jing)下钻(zuan)(zuan)探(tan)施工(gong)(gong)(gong)(gong) 适用(yong)(yong)(yong)于煤矿井(jing)下水气灾害探(tan)查与治理,适用(yong)(yong)(yong)于瓦斯抽(排)放孔(kong)、注(zhu)(zhu)浆防(fang)灭火孔(kong)、注(zhu)(zhu)浆防(fang)堵水孔(kong)、防(fang)突卸压孔(kong)、地质勘探(tan)孔(kong)及其它(ta)工(gong)(gong)(gong)(gong)程孔(kong)的施工(gong)(gong)(gong)(gong)。适用(yong)(yong)(yong)于硬度系数f<10的煤层岩层钻(zuan)(zuan)进。也可以用(yong)(yong)(yong)于金属(shu)、非金属(shu)固体矿床小口径勘探(tan)钻(zuan)(zuan)孔(kong)施工(gong)(gong)(gong)(gong),工(gong)(gong)(gong)(gong)业民用(yong)(yong)(yong)建筑(zhu)、公(gong)路、铁道、桥梁、水坝(ba)、堤坝(ba)注(zhu)(zhu)浆等工(gong)(gong)(gong)(gong)程钻(zuan)(zuan)孔(kong)施工(gong)(gong)(gong)(gong)。




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