This paper introduces using industry naphthalene to production process to deeply process watering_oil in spare time of production so as to achieve industry acenaphthene and methylnaphalene etc.

• 利用工业萘生产装置,在工业萘生产的空余时间,对洗油进行深加工,制取工业萘及甲基萘等产品,实现一套装置的多种使用,提高企业经济效