摘要
分析了东荣二矿副井筒井壁碹体脱落的原因 ,并针对碹体脱落段采取打设锚杆、挂网加钢带、然后喷浆的措施进行补强 ,并收到良好效果。
The reasons of shaft wall falling are analyzed.Directing to the fallen section,adopt the measures of setting bolt,hung mesh with steel band and grouting.It has achieved good result.
出处
《煤炭技术》
CAS
2002年第11期51-51,共1页
Coal Technology
