Regarding environment and comprehensive utilization of slag, fly ash remelt system of wet bottom boiler is positive.

液态排渣炉飞灰复熔系统对环保和炉渣综合利用等具有积极意义。

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Extracting aluminum oxide from fly ash and circulating waste gas, waste water and residue is a new process of comprehensive utilization of fly ash with high extra profit and low pollution.

从粉煤灰中提取氧化铝，并作废气、废液和废渣循环及利用，是一种粉煤灰高附加值、低污染的综合利用新工艺。

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Various comprehensive utilization routes are discussed based on the characters of the desulfurization ash derived from circulating fluidized bed boiler.

在系统分析阐述循环流化床锅炉脱硫灰渣特性的基础上，探讨了各种综合利用方式，并推荐以烧结为主的脱硫灰渣利用方法。

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