Construction technology of rectifying tower of air separation plant 空分裝置精餾塔安裝技術(shù)
One ring own alcohol rectifying tower of phenol 苯酚一環(huán)己醇精餾塔
The reasons of local liquid leakage and difficulty in overhauling of the dead trays in rectifying tower kettle for butadiene extraction were analyzed and the coupling and sealing structure of dead trays were redesigned 摘要分析了造成丁二烯萃取精餾塔塔釜死塔盤局部漏液和檢修拆裝困難的主要原因,重新設(shè)計(jì)出由卡板、螺栓和聚四氟乙烯混編盤根組成的死塔盤的聯(lián)接與密封結(jié)構(gòu)。