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。
The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.
作者选用催化原料油—减压蜡油为萃取剂，对催化裂化含酚废水进行脱酚预处理。
FCC raw material oil-decompressed wax oil is used as extraction agent to pretreat FCC phenol-bearing wastewater.
适当降低萃取操作温度，可以明显降低粗苯消耗，而不会影响其脱酚效率。
The consumption of crude benzol is obviously reduced by decreasing the extraction temperature properly and it doesn't influence the efficiency of dephenolization.
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