Based on the properties of Heidimiao crude oil in Longhupao oilfield, a laboratory study is carried out on chemical viscosity breaking measures and the HDM crudeoil fluidity improver is selected.

• 根据龙虎泡油田黑帝庙原油的油品性质及其分析结果；进行了室内化学降粘措施研究；筛选出质量比1.；0%25、烯/酐比为6、浓度为1