本文阐述了水力旋流法处理含油污水的技术。介绍了水力旋流器的结构和工作原理,对其运行操作提出了注意事项,并对水力旋流法处理含油污水的优缺点做了分析。对国内外油田应用实例做了介绍,并提出了值得探讨的问题。本文曾在中国石油学会环保学组年会上发表,受到了与会代表的重视。 This paper describes the technology of hydrocyclone treatment of oily wastewater. The structure and working principle of the hydrocyclone are introduced, some precautions are put forward for the operation of the hydrocyclone, and the advantages and disadvantages of the hydrocyclone method for treating oily wastewater are analyzed. The application examples of oilfields at home and abroad are introduced, and the problems worth exploring are put forward. This article was published at the annual meeting of the Environmental Protection Group of the Chinese Petroleum Society, which received the attention of the delegates.