风氧化带工作面矿压显现规律

Prevent roof fall methodology during exploitation of efflorescent oxygenized belt's working face

本文根据皖北矿务局百善煤矿开采实践 ,论述了工作面进入风氧化带开采的矿压显现规律和特点 ,分析了矿压显现的产生原因 ,阐述了在氧化带中控制顶板的具体措施。本矿的开采经验 。

According to exploitation practice in Baishan mine of WANBEI bureau, this paper introduces regulars and characteristics of mining compressive stress appearance, analyzes causes of mining compressive stress appearance and states detailed measures of controlling roof in efflorescent oxygenized belts. The experiences from Baishan mine can supply some consulting values for near congeneric conditions mine.