摘要
概述法型厂氨合成塔开工加热炉结构和以往的爆管、检修情况，介绍开工加热炉盘管技术改造方案的确定以及盘管与焊接方案的具体实施过程。
Outlines the structure of the commissioning heater in the ammonia synthetic tower of F-type ammonia plant, tube explosion and the overhaul of the heater,and presents the decision of the technical revamp scheme for the pigtail of the commissioning heater as well as the specific procedures of pigtail revamp and welding program.
出处
《大氮肥》
1996年第1期31-34,共4页
Large Scale Nitrogenous Fertilizer Industry
