【摘要】 针对漳村煤矿综采工作面上隅角瓦斯浓度高的情况,用抽出式风机处理上隅角瓦斯,较好地解决了上隅角瓦斯频繁超限事故,实现了矿井的安全生产。更多还原

【Abstract】 Aimed at the condition of high density gas in upper solid angle at fully-mechanized coal winning in Zhangcun Coal Mine,using exhaust fan to govern upper solid angle gas.It resolved the upper solid angle gas accident and made the coal mine safety production come true.更多还原