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三次采油技术是90年代后期在国内得到大力发展和应用的采油新技术．河南油田在经过“六五”、“七五”高温聚合物驱技术攻关和“八五”矿场先导试验成攻的基础上，“九五”期间进行了工业化推广应用，并取得了很好的技术经济效果，形成了聚合物筛选评价技术、提高回合物滚滚热
The third oil recovery technology is a new oil recovery technology which has been greatly developed and applied in China in the late 1990s. Based on the breakthroughs made in the “65th” and “75th” high temperature polymer flooding technologies and pilot tests of the “Eighth Five-Year Plan” in the field of “Ninth Five-Year Plan”, Henan Oilfield conducted industrialization and application and achieved very good results The technical and economic results, the formation of a polymer screening evaluation techniques to improve the heat roll back objects