(WO 2009/043135) WASTEWATER TREATMENT SYSTEM AND METHOD

A vessel-based system and method for disposing of wastewater including bilge water from a bilge of the vessel. The system comprising a treatment unit for receiving and treating the wastewater to produce a substantially oil-free treated water and, an evaporator for receiving the treated water from the treatment unit. The evaporator comprising an evaporation element for transferring heat to the treated water to evaporate the treated water.