... one centrifugal machine,lilter,stainless steel plate heater,auto temperature control executor,oil feed pump,slag oil pump,sensor ... heating way have:by steam(-S),by conduction oil(-O),by hot water(-W).this unit can ... be applied in separating diesel oil,lubricated oil and heavy fuel oil,of which hot water heating separator ... HFO or higher viscosity grades. heavy fuel oil lube oil diesel oil purifier