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煤矿采掘工作面"5J""4S"法过废弃石油井

Zhi MA,Xinhua MA,Yongzhu WANG

Northwest Coal（2018）

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Abstract
双马煤矿井田范围内存在大量的废弃油井,这些油井由于施工年代久远,缺乏资料,不仅给矿区的设计开采带来困难,而且对于油气井邻近煤层的开采有重大的安全隐患.采掘工作面揭露油气井,存在水、火、有害气体及顶板等重大灾害隐患,严重影响到煤矿的安全开采.在采掘过程中,一旦揭露废弃油井,容易造成不可预测的安全事故.
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