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1)  Treatment of nitric acid tail gas
硝酸尾气处理
2)  nitric acid tail gas treatment device
硝酸尾气处理装置
1.
Author has introduced the process flow of nitric acid tail gas treatment device,analyzed the blockage problem etc.
介绍了硝酸尾气处理装置的工艺流程,分析了关键工艺设备——省煤器存在的管束堵塞等问题。
3)  nitric acid tail gas
硝酸尾气
1.
Selection and installing of nitric acid tail gas treatment system
硝酸尾气处理系统工艺路线的选择与安装
2.
The existing process scheme to treat nitric acid tail gas from the washing stage of acrylon filature components in Acrylon Chemical Plant of Fushun Petrochemical Company was analyzed.
分析了抚顺石化公司腈纶化工厂腈纶纺丝组件清洗工序原有的硝酸尾气治理工艺方案,认为存在着较严重的硝酸损失及废气污染问题。
4)  tail gas treatment
尾气处理
1.
Analysis and measures on problems existed in running of sulfur recovery tail gas treatment unit
硫黄回收尾气处理装置运行问题分析及对策
2.
Design of RAR tail gas treatment unit for a large sulfur recovery plant
大型硫回收及RAR尾气处理装置的设计
5)  offgas treatment
尾气处理
1.
The fundamental principle,process technology features and the latest technological development of sulfur recovery offgas treatment process is mainly introduced,and technical and economic comparison with commonly used processes in China is made.
主要介绍了硫回收尾气处理工艺的基本原理、工艺技术特点及近期技术进展,并与国内常用的工艺进行技术经济性比较。
2.
For the special characteristics of urea-based compound fertilizer production,the offgas treatment process in three types of typical foreign urea-based compound fertilizer productions is analyzed.
尾气处理是尿基复合肥生产装置的重要环节,针对尿基复合肥生产的特殊性,剖析了国外三种典型的尿基复合肥生产的尾气处理工艺,结合工程经验,推荐了尿基复合肥工艺的尾气处理流程。
6)  treatment of tail gas
尾气处理
1.
The progress of synthesis methods,purification technologies of thionyl chloride and treatment of tail gas in its production at home and abroad is introduced,and development situations of these technologies are reviewed.
简要叙述了国内外氯化亚砜合成方法、提纯技术和尾气处理方面的技术进展情况 ,按年代顺序介绍了各种技术的开发情况 ,并进行了简单评价。
补充资料:硝酸尾气膨胀透平机
分子式:
CAS号:

性质:回收硝酸生产系统能量的设备。氮氧化物气体经吸收塔后,尾气还具有一定压力(余压),经换热后,进入尾气膨胀透平机,推动透平内机内工作轮高速旋转。尾气膨胀透平机与透平压缩机同轴连接,以回收动能。一般综合法回收系统总能量为30%(0.35MPa)、中压法为40%(0.45MPa)、高压法为65%(0.8MPa)、双加压法为72%(0.5~1.2MPa)。

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