Black Used / Waste Oil Recycling plant ( Engine Oil, Motor Oil, Ship Oil, Etc. ), Contaminative Lubricant Oil Series Purifier, Used Transformer Oil Recycling Purifier, Fuel Oil & Water Separator Purifier, Phosphate Ester Non-flammable Oil Purifier, Portable Oil Purifying Filler, Transformer Oil Filtration Vacuum Oil Purifier, Waste Cut Oil / Fluid Recycling Purifier.