Outburst prevention technique of excavating in coal seam will be directly concerned colliery safety production and excavates taking over. 摘要突出煤层煤巷掘进防突直接关系到煤矿的安全生产和采掘接替。
This paper gives a descrip tion of the use of core method and outburst omen method to predict outburst hazard in airshaft of Haishi wan Coal Mine. 并介绍了海石湾矿风井岩芯法及其突出预兆法预测突出危险的试验情况。
