摘要
通过对中厚煤层沿空留巷技术在东荣二矿中一上18#煤层右五面的应用,验证中厚煤层沿空留巷的可行性,为中厚煤层的安全高效开采提供了有利保障。
Based on the thick coal seam in the gob - side entry technology, Eiji Mine in East China, one right on the 18 # coal seam of the five applications, verify that thick coal seam in the gob - side entry of the feasibility of thick coal seam in the safe and efficient provide a favorable environment for the protection of mining.
出处
《山东煤炭科技》
2011年第4期13-14,共2页
Shandong Coal Science and Technology
关键词
沿空留巷
采出率
中厚煤层
gob - side entry rate of mining middle thick coal seam