The vertical shell houses the column internals and together with the condenser and reboiler, constitute a distillation column.
立式筒体及其内部的塔内件、冷凝器和再沸器共同构成精馏塔。
2
The system comprises a low pressure rectifying tower, a pressurizing rectifying tower, a tower kettle reboiler, an overhead condenser and an auxiliary condenser;