crude benzol

基本解釋

The present problems existed in crude benzol recovery process of WISCO is analyzed.
分析了目前武鋼粗苯回收工藝存在的問(wèn)題。
The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.
以粗苯為溶劑萃取脫酚，粗苯的主要消耗是其在處理后氨水中溶解的損失。
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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.
以酮苯脫蠟裝置所用的大慶減二線餾分油為原料，進(jìn)行了加入脫蠟助濾劑的試驗(yàn)研究工作。