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根据井陉局多年复采和在构造复杂区域坚持后方放顶煤开采经验,阐述了复杂条件下的放顶煤采煤法及其矿山压力显现特征和顶板管理,可望对相类似矿井有借鉴作用。
According to the wellbore recovery for many years and the practice of top coal caving in the rear of the complex construction area, the roof caving coal mining method under complex conditions and its mine pressure characteristics and roof management are expatiated, which is expected to be of reference for similar mines .