October 1999Volume 51 Issue 10
Tackling India's coal ash problem
Mining Engineering, 1999, Vol. 51, No. 10, pp. 21-22
PREVIEW:India produces about 70 Mt/a (77 million stpy) of coal ash (fly ash and bottom ash) from burning about 200 Mt/a (220 million stpy) of coal for electric power generation. The average ash content is 35%. In contrast, the United States produces about 70 Mt/a (77 million stpy) of coal ash from burning 800 Mt/a (880 million stpy) of coal for power generation. Its average ash content is less than 10%.
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