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Application of Light Caving Mining Technology in Mining of Thick Coal Seam
Author(s): SHI Hong-lin
Pages: 28
Year: 2009
Issue:
2
Journal: Coal Science & Technology Magazine
Keyword: 轻放工艺; 厚煤层; 复杂地质条件;
Abstract: 轻放工艺具有轻便、灵活的工作特点,在地质条件极端复杂,断层众多的东荣三矿东八采区,克服了工作面经常过岩墙,顶煤硬块度大,后输送机事故多等困难,采取了煤体注水,调整采放比,降低岩墙爆破施工量等措施,使轻放工艺获得推广应用,各项技术经济指标达到国内先进水平.
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