A new method of evaluating sealing fluid in the laboratory and application of synthetic sealing fluid in Shengli oilfield, Xibu oilfield, Zhananuoer oilfield of Kazakstan were described.

• 介绍了密闭液室内评价的一种新方法,以及合成基密闭液在胜利油田、西部油田、哈萨克斯坦扎纳诺尔油田的现场应用情况。