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- Optimum Operation of Ammonia Synthesis Tower Under Suitable Design Conditions 氨合成塔在适宜设计条件下的优化操作
- ammonia synthesis tower 氨合成塔
- There are four major steps in ammonia synthesis. 氨的合成主要经过四道工序。
- Study on the precursor phase composition of iron catalyst and discovery of FeO based catalyst for ammonia synthesis. 铁催化剂母体相组成的研究和FeO基合成催化剂的发现。
- Inspection of Urea Synthesis Tower by Ammonia Infrared Ray 氨红外分析检测尿素合成塔
- Copper-based CO low temperature shift catalyst is the most important catalyst for ammonia synthesis and hydrogen plant. 铜基一氧化碳低温变换催化剂是合成氨、制氢装置最关键的经济型催化剂。
- The replacing of whole inner stainless steel lining shell and underside head of urea synthesis tower is introduced as well. 介绍了尿素合成塔上封头与筒体之间环焊缝的检修方法及筒体与下封头不锈钢衬里进行整体更换的施工过程。
- In revamping of the Ammonia Synthesis Section,newly developed 1000 tube-baffle internal component was applied. 该厂在小合成氨合成工段的技改中，采用1000单管折流式新型内件。
- The ruthenium catalyst has high activity at low pressure, so it suitable for low-pressure ammonia synthesis. 但钌催化剂具有较高的低压活性,适宜低压合成氨。
- Ruthenium catalysts are considered as the second generation catlysts for ammonia synthesis following iron catalysts. 钌基催化剂被称为继铁基催化剂之后第二代氨合成催化剂。
- This paper discusses the performance of 74-1 ammonia synthesis catalyst and feasibility for its application in C. F. Braun Process. 本文通过对74－1型氨合成催化剂性能的论述，探讨了它在布朗流程中应用的可行性，推断了其使用效果，并给出了一些使用方案。
- In the nineties of the 20th century,the methanol-methanation purification process developed was a great revolution in the ammonia synthesis history. 90年代开发的甲醇化甲烷化工艺是合成氨工业史上一大变革。
- As a kind of supported catalyst, the supports of ruthenium-based ammonia synthesis catalysts have a direct effect on the activity of the catalysts. 钌基氨合成催化剂作为一种负载型催化剂,载体对催化剂活性有直接影响。
- The results are fundamental to the research and preparation of lowtemperature, hith activity and low cost cobalt-iron ammonia synthesis catalyst. 较深入地探讨了钴含量和铁比变化对催化活性影响的规律及其原因，为制备低温高活性和较低成本的含钴熔铁氨合成催化剂提供了理论基础。
- The system is used in the ammonia synthesis section and the urea unit at Guizhou Chishui Natural Gas Chemical Group Co.,Ltd with good results. 该系统在贵州赤天化集团有限责任公司合成、尿素装置中应用，效果良好。
- Ruthenium catalysts are known to be quite sensitive to the nature of supports, promoters and precursors in ammonia synthesis. 比较了钌系氨合成催化剂与铁系氨合成催化剂的反应机理与性能特点。
- Fatty sec-amines can be directly prepared by catalytic h ydrogenation of fatty nitriles,using ammonia synthesis gas instead of pure hydro gen. 采用合成氨厂的氨合成气代替纯氢气使脂肪腈加压催化氢化 ,可一步制得双脂肪烃基仲胺。
- The ammonia synthesis catalyst is activated by circulating syngas through the catalyst beds under slowly increasing temperature. 这是关于合成氨催化剂升温活化的内容。
- The tortuosity factor of A301 ammonia synthesis catalyst is measured using dynamic state methodsingle pellet string reactor method (SPSRM). 采用动态法,在单颗粒线反应器中对A301氨合成催化剂的曲折因子进行了测定。
- Inspection and Repairing of Urea Synthesis Tower 尿素合成塔检验及缺陷修复
