Quality of each process, energy consumption, yield and the problems met in industrial production were described. The results showed that it is successful in the industrial production of HVI special base oilby hydrogenation processing.

• 通过对各工序质量、能耗、收率及工业生产中应当注意的问题的论述，结果表明：采用加氢处理正序生产工艺，可以成功地工业生产高粘度指数专用基础油。