On the backfilling grouting technique to blook up the branch tunnel
隧洞支洞封堵混凝土回填灌浆技术
Borehole Water Block up Grouting Technique Used in a Songlou Coalmine Slant
宋楼煤矿斜井钻孔注浆堵水工艺
Summing up of slant drilling hole grouting of the Jintian reservoir's stone masonry dam
金田水库砌石坝斜孔造孔灌浆总结
Discussion on grouting radius for blocking up water of No.10 coal seam floor, Taoyuan Mine
桃园矿10煤底板钻孔注浆堵水半径探讨
Grouting for stopping up water of point where water rushing occursin the south of Beishanying coal mine
安阳北善应煤矿南翼突水点注浆堵水工程
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