Ein neues Verfahren zur Entfernung von Ammonium-Stickstoff aus Raffinerie-Abwässern

This report describes a novel non-biological ammonia-nitrogen removal process for a refinery water effluent in order to meet authorities nitrogen regulation. The overall scheme combines three sequential steps of operation: segregation of the water streams highly contamined by ammonia-nitrogen compounds; steam-/air-stripping; catalytic oxidation