The new liquid distributor has been already applied in revamping of the washing zone in crude vacuum distillation tower with high temperature, small flowrate, dirt and easy-coking material.
新型液体分布器已应用到温度高、液量小、物系脏、易结焦的原油减压蒸馏塔洗涤段的改造中。
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。
Deep vacuum distillation, being restricted by operating conditions such as the heat stability of crude and the vacuity of vacuum tower etc., is a complicated system engineering.
减压蒸馏深拔受原油热稳定性和减压塔真空度等操作条件的制约，是个复杂的系统工程。
The quality of vacuum distillates is closely related to the configuration of feeding part of the vacuum tower for crude distillation.
原油蒸馏装置减压塔进料段结构与减压馏分油的质量密切相关。
After analyzing the working characteristics and fault forms of residuum pump at the bottom of vacuum tower of distillation unit, some technical measures are gradually found and used in practice.
分析了减压塔底渣油泵工作特点和故障表现，针对渣油泵的工作特点和频繁出现的故障表现，逐步摸索出一些技术措施并在实际工作中实施。
The invention relates to an atmospheric and vacuum distillation device with a vacuum flash tower and a method thereof.
本发明涉及一种带有减压闪蒸塔的常减压蒸馏方法及设备。
The invention relates to an atmospheric and vacuum distillation device with a vacuum flash tower and a method thereof.
本发明涉及一种带有减压闪蒸塔的常减压蒸馏方法及设备。
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