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1)  vacuum pan melting process(for caustic soda)
真空锅熔碱
2)  caustic-fusion pan
碱熔锅
1.
Corrosion failure analysis of caustic-fusion pan and research of preventive measures;
碱熔锅腐蚀原因分析及预防措施研究
2.
Through observation and analysis of a failed caustic-fusion pan of resorcinol equipment in a chemical factory,whilst various physical testing and chemical analysis of the failed pan and corrosion products were done.
对某化工厂间苯二酚装置的碱熔锅腐蚀状况进行观察与分析,对失效的碱熔锅锅体材料及锅内沉积物进行理化性能检验,建立模拟腐蚀试验装置并对碱熔锅材料进行实验室模拟腐蚀试验。
3)  vacuum boiler
真空锅炉
1.
Multipurpose oil/gas-fired vacuum boiler;
燃油(气)热水—蒸汽多用型真空锅炉
2.
Introduces the basic principle and characteristics of vacuum boiler,and foresee the prospectof its application and developm ent,and highlight its feature by contrasting pressurized boiler,atm osphericboiler and vacuum boile
简要介绍了真空锅炉的基本原理、特点,并对真空锅炉的应用和发展前景加以介绍,同时对比有压锅炉和常压锅炉,突出了真空锅炉的特点。
4)  vacuum pan
真空锅<冶>
5)  vacuum pan
真空锅
6)  vacuum pan house
真空锅房
补充资料:真空锅熔碱
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性质:固碱的制造方法之一。用装在锅壁和锅底的盘管内的过热水加热,锅内真空度为0.08兆帕(600毫米汞柱)。蒸发的碱液温度较低(320~330℃),燃料消耗也较低,但设备复杂,杂质难以除去,使烧碱带色,影响质量。

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