LVI lube base oil with low pour point,high viscosity and good stability can be produced by means of hydrogenation acid removal,furfural treatment and hydrotreatment.

• 克拉玛依油田九区稠油是典型的环烷基原油,采用加氢脱酸、糠醛精制、加氢处理等精制工艺能生产出倾点低、粘度大、安定性好的LVI润滑油基础油。