| 济宁三号煤矿放顶煤上行开采关键技术探讨 |
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| 引用本文： | 吴向前.济宁三号煤矿放顶煤上行开采关键技术探讨[J].煤炭科学技术,2009(8). |
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| 作者姓名： | 吴向前 |
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| 作者单位： | 兖矿集团有限公司济宁三号煤矿; |
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| 摘 要： | 为保障放顶煤工艺条件下上行式安全回采煤层,提高煤炭资源采出率,研究了放顶煤工艺条件下上行开采机理、可行性判定及配采关系。研究提出的济宁三号井田放顶煤工艺条件下上行开采的判定方法和原则,为济宁三井田3上煤层上行开采提供了技术支持和安全回采保障。
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| 关 键 词： | 放顶煤 上行开采 可行性判断 |
Discussion on Key Technology of Upward Mining for Top Coal Caving Mining in Jining No.3 Coal Mine |
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| WU Xiang-qian.Discussion on Key Technology of Upward Mining for Top Coal Caving Mining in Jining No.3 Coal Mine[J].Coal Science and Technology,2009(8). |
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| Authors: | WU Xiang-qian |
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| Affiliation: | Jining No.3 Coal Mine;Yanzhou Coal Mining Group;Jining 272069;China |
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| Abstract: | In order to ensure the upward safety mining in seam under the top coal caving mining conditions and to improve the mining recovery rate of coal resource,the upward mining mechanism,feasibility judgement and coordinated mining relationship under the top coal caving conditions was studied.The judgement method and principle of the upward mining under the top coal caving conditions in the Jining No.3 Minefield provided by the study could provide the technical support and safety mining guarantee to the upward mi... |
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| Keywords: | top coal caving upward mining feasibility judgement |
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