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淮南电厂粉煤灰加石灰石在1340-1400℃温度下烧结并自粉化后用Na_2CO_3溶出,可有效地提取氧化铝,残留的硅钙渣是生产水泥的优质原料。
Fly ash and limestone in Huainan Power Plant can be sintered at 1340-1400 ℃ and dissolved with Na_2CO_3 since it is pulverized, which can effectively extract alumina. Residual calcium silicate slag is a good raw material for cement production.