【摘要】 介绍了演马庄煤矿 2 70 2工作面突出煤层炮采放顶煤效果检验的方法和防止煤与瓦斯突出所采取的措施 ,提出突出煤层炮采放顶煤工作面瓦斯抽放是防止煤与瓦斯突出的有效手段 ,当工作面有煤与瓦斯突出危险时 ,采取恰当的防突措施 ,能够降低煤与瓦斯突出的危险程度 ,可供同类工作面回采时借鉴更多还原

【Abstract】 The paper explains the means of effect testing of working face 2702 by blasting caving coal and the measures of preventing outburst in Yanmazhuang Coal Mine.It consideres that the working face gas pumping and discharging of the outburst coal?seam at caving roof coal is the effective means to prevent outburst.When the working face has outburst,the preventing measures can reduce the danger degree.It has some valuable refference for the similar working face when returning excavation.更多还原