膨体聚四氟乙烯在ET405塔改造中的应用  

Application of Expand Teflon in Alteration of ET405 Tower

作　　者：马雪峰[1] 

机构地区：[1]大庆石油化工设计院

出　　处：《压力容器》2002年第8期51-52,共2页Pressure Vessel Technology

摘　　要：在大庆乙烯裂解装置ET4 0 5塔填料分布器改造中 ,应用了新型密封材料 :膨体聚四氟乙烯。解决了原分布器的漏液问题 ,从而使ET4 0 5塔的乙烯收率得到了提高。The new seal material which was called expand teflon had been adopted in the alteralion of tower ET405 for Daqing ethylene cracking plant.The expand teflon solved the leakage of former distributor and the ethylene product receiving rate of tower ET405 had been much increased.

关 键 词：膨体聚四氟乙烯 分布器 密封 乙烯裂解装置 脱甲烷塔 

分 类 号：TE962[石油与天然气工程—石油机械设备]