摘要
某矿1412(1)轨顺与已采的1411(1)采空区间煤柱,受采动和压力影响,煤柱破损严重,用马丽散和罗克休对煤柱进行加固以及封堵,有效地阻止了采空区有害气体泄漏,提高了煤柱整体承载强度。
The coal pillars between 1412 （1）tail entry and the goal of 1412（ 1 ） in a Coal Mine, has been seri- ousily damaged by influence of mining and pressure. By using malison and rockxiu, it has blocked the leakage of gas and improved the intensity of coal pillars.
出处
《煤炭技术》
CAS
北大核心
2010年第3期75-76,共2页
Coal Technology
