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轻型放顶煤开采技术在范各庄矿的实践应用

Heilongjiang Science and Technology Information(2008)

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Abstract
针对开滦范各庄矿业公司二水平北翼7、8层合群煤层地质条件,进行了放顶煤开采的可行性研究,并在2180-4轻放工作面试验开采获得成功。相继在不同开采条件的合群煤层推广应用,拓展了轻放开采工艺的应用范围与技术创新,取得了较好的经济效益和社会效益。
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