NSH GER Gas engine oil recycling System is particularly suitable to recycle internal-combustion engine oil including diesel engine oil, gasoline engine oil and internal-combustion engine oils. GER series can effectively remove colloid, oxid, 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. GER Series Gas Engine Oil Regeneration System Insulation Oil Series VFD Double-Stage High-Efficiency Vacuum Insulation Oil Purifier VFD-A Double-Stage Vacuum Insulation Oil Automation Purifier VFD-R Double-Stage Vacuum Insulation Oil Regeneration Purifier VFD-T Double-Stage Vacuum Insulation Oil Purifier with Tester Turbine Oil series TF Turbine Oil Purifier TF-A Turbine Oil Automation Purifier TF-R Turbine Oil Regeneration Purifier Lubrication Oil series LV Lubrication Oil Purifier LV-A Lubrication Oil Automation Purifier LV-R Lubrication Oil Regeneration Purifier