Project (2007CB613603) supported by the National Basic Research Program of China;Project (2013M530934) supported by the Postdoctoral Science Foundation of China
Kinetics of SiO2 leaching from Al2O3 extracted slag of fly ash with sodium hydroxide solution was studied.The effect of leaching temperature,mass ratio of NaOH to SiO2 and stirring speed on SiO2 leaching rate was inve...
Project(2007CB613603)supported by the National Basic Research Program of China;Project(2013M530934)supported by the China Postdoctoral Science Foundation
NH4HSO4 roasting technology was used for preparing Al2O3 from fly ash. First, Al and Fe were extracted from fly ash by NH4HSO4 roasting and deionized water leaching. Then, the Al and Fe in the leached liquid were prec...
financially supported by the National Basic Research Priorities Program of China(No.2007CB613603);the China Postdoctoral Science Foundation(No.2013M530934)
A novel method was developed for extracting alumina (Al2O3) from fly ash using an ammonium hydrogen sulfate (NH4HSO4) roasting process, and the thermodynamics and kinetics of this method were investigated. The the...