Taking trimethylbenzene precise distillation for example, a new heatintegration technology for energy saving was put forward.
以三甲苯精密精馏过程为实施案例，对多塔分离过程提出了热集成节能工艺。
2
The heatintegration of the regular column sequence is carried out at the point of energy integration for acetonitrile equipment in a rubber plant;
以某石化公司橡胶厂乙腈装置为背景，从能量集成的角度进行了常规塔序的热集成。
3
The internally heat integrated distillation technology refers to the heatintegration of the same column (between) the rectifying and stripping sections.