Project (2012BAF03B01) supported by the National Science and Technology Support Program of China;Project (2011AA060701) supported by the Hi-tech Research and Development Program of China
To utilize CFBC Al-rich fly ash, a mild hydrochemical extraction process was investigated for recovery of alumina. An alumina extraction efficiency of 92.31%was attained using a 45%NaOH solution, an original caustic r...