TREATMENT FOR UPGRADING WASTE INCINERATION RESIDUES AND THE LIKE

摘要

hydrometallurgical treatment process in aqueous medium of special industrial waste containing heavy metals and salts, such as byproducts of incineration of various fuels, especially Flying ashes, comprising a washing operation at the conclusion of which the solid fraction is collected when meets the desired requirements of not harmful to the environment, allowing it to be usable industrially, characterized in that, prior to this washing operation, the waste is provisioned in divided form, they are wetted until a thick aqueous pulp which is allowed mature hot to form a paste rheological transformation natural pulp, after being subjected paste thus obtained to the washing operation.