Test of WAG injection in eastern Beier area of Daqing oil field shows that,WAG injection can evidently improve development result, 85.7%oil wells has seen gas in-jection effect, and the ultimate recovery rate can be improved by more than 8.0%.
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- 通過(guò)大慶油田北二區東部的水氣交替注入試驗表明，可明顯地改善開(kāi)發(fā)效果，85.；7%25的油井見(jiàn)到注氣效果，最終采收率可提高8
