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福建炼油化工有限公司根据其污水汽提装置运行 7年多所存在的问题 ,对双塔加压汽提工艺氨精制系统进行了技术改造。通过对粗气氨进行二次冷凝冷却分液 ,在结晶塔中部注氨及选用JX 1高效脱硫剂等技术措施 ,有效地脱除了硫化氢 ,液氨达到工业氨成品标准 ,取得了较好的经济和社会效益
Fujian Refining and Chemical Co., Ltd. based on the operation of its sewage stripping device for more than seven years of existing problems, the two towers pressurized stripping ammonia refining system for technical transformation. Through the secondary condensation of crude ammonia gas cooling liquid separation, injection of ammonia in the middle of the crystallization tower and the selection of JX 1 efficient desulfurization agent and other technical measures to effectively remove the hydrogen sulfide, ammonia reached industrial ammonia finished standard, and achieved good Economic and social benefits