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Discussion on underground longwall mining method for extraction of Indian shallow thick coal seams under hard roof rocks
Author(s): 
Pages: 57-59
Year: Issue:  1
Journal: GROUNT PRESSURE AND STRATA CONTROL

Keyword:  浅埋煤层坚硬顶板厚煤层开采;
Abstract: 本文根据印度浅埋厚煤层、坚硬顶板的条件,提出了恒底综采与二次综放联合开采的技术方案,并对其优点和可行性进行了论证,还提出了坚硬顶板断裂线位置的监测方法,该开采方法对防止坚硬顶板来压时的动压冲击,保证生产安全,具有重要的应用价值.
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