着重叙述了氯乙烯泡沫水洗塔结构及衬里的选择。
The structure and lining selection of the vinyl chloride foaming column are recounted emphatically.
该系统主要包括精馏塔（1）、水洗塔（13）、粗馏塔（26）、甲醇塔（35）和杂质塔（42）；
The system mainly comprises a rectifying tower (1), a water washing tower (13), a coarse distillation tower (26), a methanol tower (35) and an impurity tower (42).
凝结为液态，分离和处理有一定难度。常用的净化设备有旋风除尘器、喷淋水洗塔、汽水分离器、焦油过滤。
Gas after gasification comprised the more dust, tar and water, it is must to be purified. Mainly is to.
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