碳黑洗涤塔后放空阀伍德密封的修复  

ABOUT THE REPAIR OF WOOD SEAL

作　　者：王保华 李章 来发林 Wang Baohua;Li Zhang;Lai Falin(PetroChina Urumqi Branch,Urumqi 830000)

机构地区：[1]中国石油乌鲁木齐石化分公司,新疆乌鲁木齐830019

出　　处：《大氮肥》2020年第5期334-335,共2页Large Scale Nitrogenous Fertilizer Industry

摘　　要：针对碳黑洗涤塔后放空阀伍德密封在开车过程中发生泄漏的现象,制作专用工具,顺利拆卸伍德密封锥形环,同时对伍德密封锥形环进行材质升级,解决密封泄漏的问题。The Wood seal on process gas main valve in the first synthetic workshop of the fertilizer plant leaked during commissioning.We managed to make a special device,remove the Wood seal ring and upgrade its material.The leakage problem was solved.

关 键 词：伍德密封 锥形密封 环柔性石墨 

分 类 号：TQ440.5[化学工程—化学肥料工业]