... . Edegs: 1 To Renovation used oil.2 Stainless steel filters. Automatic reverse-washing system. Two main filtering systems to ensure ... , oxid, acid, pitch, particles, impurities, water, gas in the used oil. Specially, it can restore the color of ... reclamation, regeneration, degassing, dehydration, machine oil, engine oil, used oil, black oil, lubrication oil, waste oil renovation, oil restoration ...