Against the design defects, modification is made on inclined tube settler in the purifying system of SA production, including settler structure and lining anticorrosion.

就硫酸生产酸洗净化系统中使用的斜管沉降器，对其结构设计中存在的问题进行了改造，其中包括结构和衬里防腐的改进。

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The features of tube type centrifugal extractor are presented, and it has the advantage of rapid extraction than mixer settler.

介绍了圆筒式离心萃取器的操作原理，并与混合澄清槽进行了比较，显示了其快速萃取的优点。

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At the same time, the shape of air tube in the bottom settler is in detail discussed for satisfying the demand in nuclear reprocessing.

同时，就满足乏燃料后处理中脉冲萃取柱下澄清段压降在线测量的吹气管道的要求进行了讨论。

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