... Lubrication Oil Purifier Series GER sieres: Used Engine Oil Regeneration System VFD series: Insulation oil purifier ... to regenerate used internal-combustion engine oil including diesel engine oil, gasoline engine oil, and used hydraulic oil ... renovation, restoration, renewal, recondition, purification, filtration, used oil, black oil, engine oil, lubrication oil, lube, waste oil, reclaiming, decolor, ...