摘要
结合阳煤三矿K8403综放工作面回风巷附近穿过陷落柱,详细分析注浆加固陷落柱施工方案、工艺及注浆量,取得了显著经济技术效益。
Combined with the situation of grouting passing collapse column at fully-mechanized working face of K8403 of No.3 Coal Mine of Yangquan Coal Industry Group Co., Ltd., this paper analyzed the construction plan of grouting, technology and the volume to reinforce collapse column, which made significant economic and technical benefits.
作者
刘兴和
LIU Xinghe(No.3 Coal Mine, Yangquan Coal Industry Group Co., Ltd., Yangquan 045000, Shanxi, Chin)
出处
《能源与节能》
2017年第1期121-123,共3页
Energy and Energy Conservation
关键词
综放工作面
陷落柱
注浆
施工工艺
fully-mechanized working face
collapse column
grouting
construction technology