淮南矿区瓦斯抽采技术

来源 :2015中国煤炭学会钻探工程专业委员会成立大会暨第一届特邀报告研讨会 | 被引量 : 0次 | 上传用户:ahjon
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提纲一淮南矿区概况二瓦斯抽采技术三瓦斯抽采效果淮南矿区瓦斯抽采技术一淮南矿区概况淮南矿业集团目前共有12对矿井,且全部为煤与瓦斯突出矿井,2014年煤炭产量5544吨.淮南矿区瓦斯抽采技术淮南矿区是我国开采地质条件极为复杂的矿区之一.地质构造极为复杂:现已发现50m以上特大断层83条,落差5m以上断层4900条.属"三高"矿区:高瓦斯(含量10~36m3/t,瓦斯压力最高6.8MPa),高低压(最大主应力26.8MPa),高地温(最高原岩温度45℃以上).
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报告提纲一、概迷二、地质岩心钻机三、钻杆四、钻头及孔底动力钻具五、取心钻具与事故处理工具六、地质岩心钻探技术标准制定七、应用情况八、延伸与探索九、结论与展望一、
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