| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of recycling blast furnace ash which reduces the concentrations of sodium, potassium and chlorine contained in blast furnace ash.SOLUTION: A method of recycling blast furnace ash comprises mixing blast furnace ash with water and stirring and then separating at least sodium ion and potassium ion, liberated from blast furnace ash, from the mixture of the blast furnace ash and water. The treatment reduces at least the concentrations of sodium and potassium contained in blast furnace ash. |
