Patent ID: 7001519
Filing Date: 2006-02-21
Classification: A01K,C02F,Y02W,Y10S

Abstract:
1. An integrated, partially or wholly closed loop system for waste water treatment, where the water contains nitrogen containing compounds and/or substances, at least one production unit of such nitrogen containing compounds and/or substances and using continuous bioreactor technology for the biological treatment and removal of organic matter, nitrogen and phosphorous from the said water at continuous flow, comprising: a) at least one suspended carrier bioreactor for bacterial growth under anoxic conditions to cause anaerobic denitrification, with one or several compartments, preceding b) at least one suspended-carrier bioreactor for bacterial growth under oxic conditions to cause aerobic nitrification, c) a denitrification taking place after the production unit, and d) a nitrification taking place prior to the production unit in a by-pass mode as part of the continuous flow.