PROCEDE ET INSTALLATION POUR SEPARER LE GOUDRON ET LES EAUX AMMONIACALES CONTENUES DANS LES EFFLUENTS DES FOURS A COKE

摘要

Tar and coal fines are separated from ammonia liquor in a coke making operation by a series of settling steps including one in which a foam is physically removed from the surface area of a decanter and placed in a separate decanter.