介绍了电石法聚氯乙烯生产过程中水、尾气和电石渣的循环利用及超低含量氯化汞触媒的使用情况。
The reutilization of water, tail gas and carbide slag in PVC production by calcium carbide method, and service condition of super low content mercuric chloride catalyst were introduced.
综述了电石法生产聚氯乙烯过程中极易出现问题的几道工序，并列举了若干实例。
This paper Discusses some problems existing in procedures of PVC manufacture using calcium carbide as material and cites some examples.
分析了聚氯乙烯厂电石法生产PVC原有水洗装置存在的问题与不足。
The existing problems and shortages of original PVC water units by calcium carbide method were analysed.
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