钾离子溶液洗煤对煤泥压滤的影响分析
China Coal(2012)
Abstract
煤泥中粘土矿物遇水极易膨胀水化、沉降后使煤泥难以压滤。提出了采用钾离子溶液洗选煤炭方法,并进行了实验研究。结果表明,使用钾离子溶液洗煤后,对蒙脱石类粘土矿物膨胀水化有较好的抑制作用,使得煤泥压滤速度提高3~8倍,滤饼水分也有所降低。
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Key words
slime,pressure filtration,coal washing by potassic solution,montmorillonite
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