PROCESS AND APPARATUS FOR THE SEPARATION OF TAR AND AMMONIA LIQUOR EFFLUENTS FROM COKE OVEN PLANTS

摘要

ABSTRACT OF THE DISCLOSURETar and coal fines are separated from ammonia liquorin a coke making operation by a series of settling steps includingone in which a foam is physically removed from the surface areaof a decanter and placed in a separate decanter.