Patent ID: 8075764

Claim:
An apparatus, for removing buoyant pollutants from a polluted coolant, the apparatus comprising: a collecting device including a pollutant collecting structure and a bi-directional pump, the pollutant collecting structure including a hollow tub and a collecting module, the collecting module being partially received in the hollow tub and slidable relative to the hollow tub, the bi-directional pump communicating with the hollow tub; and a removing device communicating with the bi-directional pump, the removing device including a filter and a pollutant removing structure disposed on the filter, the filter including at least one filtrating unit for removing the buoyant pollutants from the polluted coolant, the filtrating unit being partitioned into a first cavity and a second cavity by a partition sheet, the partition sheet being spaced apart from a bottom surface of the filter to define a communicating gap for the first cavity and the second cavity to communicate with each other, and the pollutant removing structure including a removing member for removing the buoyant pollutants out of the filter.