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介绍岩浆岩侵入煤层的层序及严重程度、分区性规律,确定侵入时代与地质构造间的关系,按照认识规律确定对五层煤厚煤层各分区的找煤方式与选择不同采煤方法,提高了煤炭的采出率和回收率。
This paper introduces the sequence, seriousness and zoning of magmatic intrusive coal seams and determines the relationship between the age of intrusions and the geological structure. According to the law of cognition, it determines the way of looking for coal and choosing different mining methods in different sections of five thick coal seams, The coal recovery and recovery rate.