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本文介绍了单体液压支柱加长技术及其在煤矿炮采工作面的应用情况 ,指出这种技术有利于安全生产和减少成本投入 ,适用于地方煤矿开采采高变化频繁的薄煤层。
This paper introduces the lengthening technology of single hydraulic prop and its application in coal mining face, points out that this technology is good for safe production and cost reduction, and is suitable for thin seam with frequent change of mining height in local coal mines.