【摘要】 告成煤矿卸载站煤仓自建成以来,仓壁内出现涌水,造成仓内煤体粘结而难以放出。针对这种情况,该矿采用壁后注浆技术以达到治水效果。从注浆方案的选择、注浆材料的配比、注浆工艺等方面进行分析,通过研究制定正确的方案,从而达到良好的效果。更多还原

【Abstract】 Since the unload station coal bunker is built in Gaocheng Coal Mine,water is obvious in the coal bunker,it is difficult to cave coal which is glued in the coal bunker.Aimed at this situation,the back grouting technology is applied so as to reach the result of water prevention.In the article,the selection of grouting project,the comparsion of grouting materials,and the grouting craft are analyzed.更多还原