摘要
介绍＂２８型气体密封＂的结构特点、工作原理，运行３年后检查结果，操作维修中注意事项，该密封的优点及影响密封泄漏的因素。
his paper presents the structure feature,the advantages and working principle of Type 28 gas seal,the inspect re-sults after three years operation,attentions to be pay in operating and maintenance,the characteristics of the sealing andthe factors affecting it.
出处
《大氮肥》
1994年第4期250-252,共3页
Large Scale Nitrogenous Fertilizer Industry
关键词
液体密封
气体密封
密封
轴封
liquid seal,gas seal,spiral groove,leakage ratio
