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How to Raise Recovery Ratio of Combined Mining Workface
Author(s): 
Pages: 57-58
Year: Issue:  1
Journal: COAL

Keyword:  煤柱损失采区尺寸回采率;
Abstract: 综采放顶煤开采具有高产高效低耗等特点,减少综采放顶煤损失是多方面的,只要合理确定采区参数及巷道布置,使之达到国家规定的采区损失或更小是极有可能的.
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