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本文介绍了采用疏水絮凝新工艺对唐山矿选煤厂煤泥脱除灰分的试验情况。对影响分选指标的几个主要因素进行了试验，试验结果表明疏水絮凝新工艺能有效地脱除煤泥中的灰分。
This paper introduces the experiment of using hydrophobic flocculation new technology to remove ash from coal slime in Tangshan Coal Preparation Plant. Several main factors that affect the sorting index were tested. The experimental results show that the new hydrophobic flocculation technology can effectively remove the ash in coal slime.