METHOD OF PROCESSING WASTE CEMENT KILN DUST TO MAKE A SOIL TREATMENT COMPOSITION

摘要

METHOD OF PROCESSING WASTE CEMENT KILNDUST TO MAKE A SOIL TREATMENT COMPOSITIONABSTRACT OF THE DISCLOSUREThe processing for reconditioning of wastecement kiln dust to reuse the valuable metal saltsthereof as a combination soil conditioner, limingagent and potassium-enriched fertilizing material,wherein water is admixed with the waste dust in acarbon dioxide-containing atmosphere to primarilyreduce the akalinity of the dust and to secondarilygranulate the mixture.