crude benzol

基本解释

The present problems existed in crude benzol recovery process of WISCO is analyzed.
分析了目前武钢粗苯回收工艺存在的问题。
The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.
以粗苯为溶剂萃取脱酚，粗苯的主要消耗是其在处理后氨水中溶解的损失。
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Laboratory test of the filter aids for the feedstock(second side stream of Crude Daqing vacuum distillation unit) of acetone benzol dewaxing unit was carried out.
以酮苯脱蜡装置所用的大庆减二线馏分油为原料，进行了加入脱蜡助滤剂的试验研究工作。