The existing problems and shortages of original PVC water units by calcium carbidemethod were analysed.
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。
2
The new technology and new process instead of traditional technology and equipment in PVC production by calcium carbidemethod were introduced.
介绍了在电石法PVC生产中利用新技术与新工艺改造传统技术和设备的情况。
3
In the production of PVC by calcium carbidemethod, tail gas contained VCM could be released from the rectifying process and compression-type condensation recovery process.