NSH GER (Used oil purifier, oil regeneration, oil purification, oil filters) series engine oil regeneration system is particularly suitable to regenerate internal-combustion engine oil including diesel engine oil, gasoline engine oil and internal-combustion engine oils. GER oil filter(oil regeneration, oil purifier)system series can effectively remove colloid, oxide, acid, pitch, particles, impurities, water, gas in the oil. Specially, GER can restore the color of used internal-combustion engine oil and remove the scent rapidly. Advantages of GER Design according to different customers needs Purify blended oils Low operation cost Low maintenance and replacement expenses High regeneration rate Automatic reverse washing system will extend the lifetime and improve the performance of the filters High performance security system including pressure protection device and automatic temperature controller makes purifier operated safely Small size, light weight and low noise