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筠连矿区上保护层开采保护范围探讨与实践

West-China Exploration Engineering(2019)

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Abstract
针对筠连矿区煤层赋存和瓦斯地质特征,结合现有煤矿保护层开采和被保护层保护范围确定方法,利用数值模拟和实测瓦斯参数对比的方法确定筠连矿区上保护层开采的"两向"保护范围.研究表明确定的保护范围符合现场实际情况,研究成果对筠连矿区煤矿开采保护层防治煤与瓦斯突出具有指导意义.
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