The utility model has an advantage of solving the problems that the material has a high static pressure, a long heating time and an uneven heat transfer and so on during fractionation.
本实用新型的优点是解决物料在分馏中静压力高，受热时间长，传热不均匀等问题。
2
Effect of reflux ratio, operation pressure and bottom temperature on fractionation results were discussed.