7269综放面采空区煤炭自燃防治实践

该文介绍了姚桥煤矿7269采空区煤炭自然发火情况,通过采取堵截采空区内部漏风,向采空区注胶泥,压注罗克休、CO2等办法,有效地熄灭了采空区煤炭自燃发火源,为今后综放面回采期间的防灭火提供参考。

That article describes the Yaoqiao Coal Mine 7269 Gob coal spontaneous combustion situation, by taking intercept gob internal leakage, the gob Note clay, pressure injection Rock off, CO2 and other measures to effectively extinguish the mined - out areas of coal spontaneous combustion source for future surface mining caving to provide a reference during the anti - fire.