METHOD FOR MAKING FLY ASH CEMENT RAW MATERIAL AND EQUIPMENT FOR MAKING CEMENT RAW MATERIAL

摘要

PROBLEM TO BE SOLVED: To provide a method for making fly ash a cement raw material by efficiently performing desalination treatment of the fly ash, without requiring a large amount of industrial water, and equipment for making a cement raw material.SOLUTION: The fly ash is agitated in a mixture of water and tartaric acid for a fixed period, and is immersed and cleaned, thereby a chlorine content included in the fly ash is eluted in the mixture, and then, the fly ash is subjected to dewatering for making a cement raw material.