Method of processing waste cement kiln dust to make a soil...

B - Operations – Transporting – 01 – J

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B01J 2/12 (2006.01)

Patent

CA 1187305

METHOD OF PROCESSING WASTE CEMENT KILN DUST TO MAKE A SOIL TREATMENT COMPOSITION ABSTRACT OF THE DISCLOSURE The processing for reconditioning of waste cement kiln dust to reuse the valuable metal salts thereof as a combination soil conditioner, liming agent and potassium-enriched fertilizing material, wherein water is admixed with the waste dust in a carbon dioxide-containing atmosphere to primarily reduce the akalinity of the dust and to secondarily granulate the mixture.

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