Characteristics and pretreatment technology of blue carbon wastewater
27.65% of coal can be used for coking, which is the basis for the rise of the coking industry. Blue charcoal is the product obtained by dehydration, rapid pyrolysis and carbonization of Jurassic non-stick coal, long-flame coal and weakly sticky coal at a temperature between 600 and 800 °C. Compared with anthracite and bituminous coal, …
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