The portable oil purifier has functions belowed.

It is of three -stage filtration,small and flexible size,easy to operate and requires no filter paper and cause no contamination to the ground. It has a wider application than ordinary filter press and has a long lifetime,being a new substitute for frame filter press.

It is used for precision filtration of solid impurities in engine oil,lubricant oil and insulation oil ,as well as for long distance and high lift oiling.