The effects of the three dewaxing solvents, including low benzene content, medium benzene content and no benzene, were compared by test data. The advantages of MIBK solvent was demonstrated.
并以试验室数据，对低苯量、中苯量、无苯三种脱蜡溶剂的脱蜡效果进行比较，论证了MIBK溶剂的优越性。
The reasons of containing water in solvent in ketone-benzol dewaxing unit and the disadvantageous influence are introduced.
介绍了酮苯脱蜡装置溶剂含水原因及对生产过程的不利影响。
Bright stock Refined, high viscosity lubricating oil usually made residual stocks by suitable treatment, such as a combination of acid treatment or solvent extraction with dewaxing or clay finishing.
加工处理的方式包括：酸处理(或溶剂萃取)脱蜡(或粘土精制)相结合。
The advances of production process are mainly applications of two stage filtration, full filtrate circulation, filter aids, membrane solvent recovery, dewaxing at room temperature, etc.
工艺进展主要是两段过滤、全滤液循环、助滤剂应用、渗透膜溶剂回收、室温脱蜡等。
The method can improve the filtrating speed and the dewaxing oil yield but decrease the solvent ratio and the energy cost.
该方法提高脱蜡段过滤速度和脱蜡油收率，降低溶剂比，降低能耗。
The method can improve the filtrating speed and the dewaxing oil yield but decrease the solvent ratio and the energy cost.
该方法提高脱蜡段过滤速度和脱蜡油收率，降低溶剂比，降低能耗。
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