摘要
针对窄煤柱沿空送巷煤层及围岩的不稳定情况,通过采用锚网梁索联合支护的实践,验证了其可行性,为类似条件下的巷道掘进提供了宝贵的实践经验。
Aiming at instability of coal seam and surrounding rock of gob - side entry driving with small pillar, combined supporting with bolt - mesh - cable is applied. The results show that it is feasible. It provides valuable and practical lessons for the other similar entry driving.
出处
《煤炭技术》
CAS
2006年第10期73-75,共3页
Coal Technology
关键词
窄煤柱沿空送巷
锚网梁索
联合支护
driving along gob - side entry with small pillar
bolting with wire mesh and cable
combined supporting
