聚合物驱后仍有约 50% 剩余油存在,研究聚合物驱后进一步提高采收率的技术和方法显得尤为迫切,本文介绍了聚合物驱后提高采收率的技术,以供参考.%There are 50% of residual ol left after polymer flooding,so it is urgent to develop technologies to further enhance oil recovery in this process,which are investigated in this paper for reference.
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