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Tonnage of coal samples were collected from Kaitai Coal field, Puan County, Guizhou Province and sieved into different particle size catalogs. The analysis of the overall coal suggested that the coal has low ash but high sulfur content of 3.17wt.% with medium to high volatile content. The heating value of the coal is 31.668mJ/kg.The coal sample with different particle size ranges were tested for float–sink...
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