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Gob Gas Production during Mining of Blue Creek Coal Seam, Alabama, and Production Analysis of Ventholes--PPT

机译:GOB天然气生产在挖掘蓝溪煤层,阿拉巴马州和Ventholes的生产分析 - PPT

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Main purpose is to capture gas from relaxed strata before it enters mine workings;Important in support of ventilation, productivity and safety;Performance depends on several factors- Stability issues- Relative importance of operational parameters- Location of boreholes on the surface- Properties of the strata and geology
机译:主要目的是在进入矿井工作之前捕获来自松弛阶层的气体;在支持通风,生产力和安全方面很重要;性能取决于若干因素 - 稳定性问题 - 操作参数的相对重要性 - 钻孔的位置地层和地质

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