Patent ID: 8992773
Filing Date: 2015-03-31
Classification: B01D

Abstract:
1. A portable oil filtration unit, comprising: a tank; a pump; a filter unit comprising a strainer assembly and a paper filter roll downstream of the strainer assembly; an inlet; an outlet; and flow paths within the filter unit, the tank, the pump, the filter unit, the inlet and the outlet are all mounted on a wheel assembly, the filtration unit being adapted to draw oil into the filtration unit from an external source through the inlet and then circulate oil through the tank and the filter unit and back to the tank and subsequently enable return of filtered oil from the tank through the outlet, wherein the filtration unit has a circulation mode of operation where oil travels around a circulation path including the outlet, inlet, the strainer assembly, the paper filter roll and the tank, and the inlet and outlet comprise manually operable inlet and outlet wands having respective ends and the tank includes wand holders adapted to locate the ends of the wands in oil in the tank during the circulation mode of operation.