The quality of catalyst and the packing in the acid towers is to be changed. The acid coolers and cooling tower are to be increased in size.
改造包括改进催化剂质量，更换酸塔填料，扩大酸冷却器和冷却塔。
The air drying and final absorption towers are installed in series as an integral and share a circulation acid tank and pump with intermediate absorption tower.
干燥塔、二吸塔串接共塔，且与一吸塔共用循环槽、循环泵，即干燥塔的下塔酸直接引入二吸塔。
The article talks about crank crack of shearing machine caused by flakes through testing tower-shaped texture and fracture, dipping in less-acid solution and analyzing its microstructure.
分别进行了塔形发纹检验、显微组织分析、低倍酸浸试验及断口试验分析，确定出该曲轴中的主要缺陷为“白点”。
The excessive naphthenic acid corrosion of the vacuum distillation tower was introduced. The corrosion mechanisms was explored and the corrosion-resistance of the 316L stainless steel was studied.
介绍了减压塔受环烷酸腐蚀的严重程度，探讨了腐蚀机理和应用316L不锈钢抗腐蚀的效果。
Priority shock filling acid fog clean tower without pump have high cleaning efficiency, less maintenance and steady characters, and is easily to manage.
优选无泵形冲击式填料酸雾净化塔，净化效率高，维修量少，易于管理，性能稳定。
Up to the present, the manufacture process of acetic acid is still the method of acetaldehyde oxidation in this factory. The rectification technology was a twin tower flowsheet.
吉化电石厂的醋酸生产目前仍采用乙醛氧化法制取醋酸的工艺技术，精馏工艺采用的流程为高低高的双塔精馏方式。
If the mechanical strength and chemical inertia property would be improved, the alumina ceramic inside sulfuric acid suction tower will achieve longer lifetime.
若能进一步提高陶瓷的机械强度和耐酸腐蚀性能，可提高硫酸的生产效率，并延长硫酸吸收塔的使用寿命。
This paper presents the modification of acid distributing device in drying and absorption tower of the acid-making system in Shaoguan Smelter.
介绍了韶关冶炼厂制酸系统干吸塔分酸装置的改造实践。
The effect of empty tower used in wet-process phosphoric acid production is better by comparison with filled tower.
通过空塔与填料塔在湿法磷酸过程中的应用情况对比，说明空塔用于湿法磷酸生产运行效果良好。
The process of producing high quality acetic acid by single tower rectification is studied successfully inland for the first time.
在国内首次成功研究了单塔精馏生产优级品乙酸的生产工艺。
The causes of corrosion of vacuum tower processing high-sulfur and high-acid-value Gudao crude and protection were discussed.
文章叙述了炼制商硫、高酸值孤岛原油减压塔的腐蚀原因及防护措施。
Ceramic tower Random Packing has excellent anti-acid and high-temperature endurance performance.
陶瓷随机包装具有良好的防酸和高温耐力的表现。
With increasing of initial concentration of acetic acid, acetic acid concentration of tower top and bottom increased.
进料中醋酸含量增加时，塔顶、塔釜醋酸浓度均随之增加。
The treated cylinder oil made of distillated oil from the 4th side line of vacuum tower has features of low acid value, light colour and good stability.
由减四线馏分油生产的精制型汽缸油料，具有酸值低、颜色浅及安定性好的特点。
Standard bricks, shaped bricks adapted to chemical plants, fertilizer plants, sulfuric acid plant and other factories drying tower, absorption tower and the reactor lining.
标准砖、异型砖适应于化工厂、化肥厂、硫酸厂等厂家干燥塔，吸收塔及反应器的内衬。
The invention relates to a zinc electrolyte cooling acid mist treatment tower, belonging to the technical field of cooling tower.
本发明涉及冷却塔技术领域，特别是一种锌电解液冷却酸雾处理塔。
Three-tower continuous distillation process of ethyl acetate from aldehyde condensation and purification by gas-phase oxidation of acetic acid and ethylene were also discussed.
加恒沸剂共沸蒸馏和乙酸萃取反应精馏过程。乙醛缩合法生产乙酸乙酯的三塔连续精馏过程以及乙烯与乙酸气相催化反应的加水精制工艺过程。
Abstract: it describes the performance of HF-proof mastic and gives an example for its application in retention tower of gas cleaning section of acid-making with smelting gas.
文摘：介绍了耐hf酸胶泥的性能及其在有色冶炼厂烟气制酸净化工段空塔上的应用实例。
A new type filler, PTFE ladder Rasching ring is designed and used in the washing tower of anhydrous hydrofluoric acid equipment, properties of this filler is also analyzed.
设计了1种新型填料—ptfe阶梯拉西环并应用在无水氢氟酸装置的洗涤塔中，分析了该填料的特性。
A new type filler, PTFE ladder Rasching ring is designed and used in the washing tower of anhydrous hydrofluoric acid equipment, properties of this filler is also analyzed.
设计了1种新型填料—ptfe阶梯拉西环并应用在无水氢氟酸装置的洗涤塔中，分析了该填料的特性。
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