在稠油开采中，经济、有效、环保的井筒降粘技术是十分重要的。
In sticky oil production, economy, efficiency, environmental protection for well bore to reduce density is very important.
本发明涉及到在稠油开采过程中使用耐高温水基降粘剂可以大幅度提高石油采收率。
A water-base viscosity-reducing agent is used to regular steam alternately inflow-outflow well or heat-water-filling well, which can promote petroleum extraction rate.
在稠油开采过程中，掺水法是降低稠油粘度、增加其流动性达到提高开采效率的重要措施之一。
In exploiting heavy oil, water blending is one of the most important methods to lower viscosity of heavy oil and increase its flow property for enhancing oil recovery.
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