Based on the properties of extra-heavy oil in Liaohe oilfield and problems of the present deaquation process, some new dehydrants were developed to solve these problems.

• 针对辽河油田曙一区超稠油的基本性质,开发出高效降粘脱水剂,以解决现行工业生产中超稠油脱水时间长、能耗高、占用较多沉降罐的问题。