Patent ID: 8329041

Claim:
A ship ( 1 ) comprising a bilge water sump ( 5 ) for collecting bilge water ( 6 ) and contaminants, said bilge water sump ( 5 ) optionally being covered by one or more floor panels ( 7 ), characterised in that the ship further comprises a first contaminant separation device comprising a conveyor arrangement ( 8 ) with an endless belt ( 16 ), the endless belt ( 16 ) comprising adsorbing/absorbing material, said conveyor arrangement ( 8 ) comprising a first portion ( 10 ) submergible into the bilge water and contaminants in the bilge water sump ( 5 ), and a second portion ( 11 ) being spaced from the first portion ( 10 ) and being provided with releasing means ( 13 ) for releasing adsorbed/absorbed contaminants from the endless belt ( 16 ) and collecting means ( 14 ) for collecting the contaminants released, wherein the conveyor arrangement ( 8 ) is further provided with driving means ( 12 ) for driving the endless belt ( 16 ) along a moving path defined by guiding means, a gravitational separator device ( 50 ) with a settling compartment ( 51 ) having an input port ( 62 ), a contaminant extraction port ( 59 ) being arranged in a top part ( 61 ) of the settling compartment ( 51 ), and a drain port ( 63 ) arranged in a bottom part ( 60 ) of the settling compartment ( 51 ), wherein the input port ( 62 ) is connected to the output port ( 23 ) of the collecting means ( 14 ), the contaminant extraction port ( 59 ) is connected to a contaminant receptacle ( 15 ), and the drain port ( 63 ) is connected with the bilge water sump ( 5 ) by means of a return line ( 56 ).