Extraction of Silica (Sio2) from Coal Fly Ash by Leaching
Coal is the prime fuel in generation of power, and in India, 60% of power generation is from itbustion of coal generates huge quantity of ash (bottom& fly ash) as solid industrial waste. The disposal of ash is a big threat to environment for pollution. ... The washing process was continued till the pH value of the mixture became 7. After ...
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