The measure adopted from the several fields of Furnace tube design, material selection, service maintenance, testing and repair are very effective.
从炉管设计、选材、使用维护、检测和维修几方面采取措施将是十分有效的。
Field examination of tube fracture of ethylene cracking furnace for a certain ethylene plant is carried out. The fracture reason is researched. The repair proposal is put forward.
对某乙烯厂乙烯裂解炉炉管断裂进行了现场检测，探讨了断裂原因，提出了维修建议。
The improvement of sort and proportioning of the refractory materials and the binding agent used in hot repair for coke furnace in Xuecheng Coking Plant is introduced.
介绍了薛城焦化厂对焦炉热修补使用的不定型耐火材料及结合剂的种类、配比进行改进的情况。
The invention also provides for a refractory gunning composition for use in the production or repair of metallurgical furnace linings.
本发明还提供在生产或修补冶金熔炉衬里中使用的耐火喷补组合物。
The weldability, repair quality and reliability of a furnace tube bear closed relation to the accumulated damage at microscale. Certain correlation between the hardness and damage could also be found.
炉管的可焊性、修复质量和可靠性与炉管组织的损伤程度有密切的关系，而硬度与炉管的损伤也有一定的相关性。
It was found that repair of furnace tubes is difficult as damage rates are 4.5 or above. When damage rates are below 4.5, repair of furnace tubes is feasible.
发现炉管损伤在4.5级及以上时，炉管焊接修复困难，而在此损伤级别以下，炉管一般均能较好地修复。
This paper points out the drawbacks of conventional start-up procedure for small calcium carbide furnace after major repair and presents the advantages of improved procedure and its theoretical basis.
文中指出了小型电石炉大修后用传统方法开炉的弊端，介绍了改进后的开炉方法的优点及其理论根据。
Blast furnace lining should be maintained during furnace operation and periodic repair.
高炉内衬应该在日常生产和定期检修中进行维护。
During the intermediate repair the charging system of No1 blast furnace was modernized and PLC control system replaced relay control.
在1号高炉中修时对上料系统进行了改造，用P LC控制取代继电器控制。
The cell's life can be prolonged remarkably after startup secondly through repair the furnace chamber and local damages in side of the cell. It is beneficial to resources utilization effectively.
通过对电解槽炉膛、炉侧局部破损部位进行修复，二次启动后大大延长了电解槽寿命，有效地利用了资源。
We also carries out technical service in hot repair and cold reconstruction of furnace .
同时还提供窑炉热态维修冷态改造等项技术服务。
We also carries out technical service in hot repair and cold reconstruction of furnace .
同时还提供窑炉热态维修冷态改造等项技术服务。
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