Separate implementation of sand control,water plugging and injectivity profile control had brought formation damage.

 
  • 稠油油藏在開(kāi)發(fā)過(guò)程中常遇到出砂、出水的問(wèn)題,開(kāi)采時(shí)分別進(jìn)行防砂、堵水、調剖3種措施給地層帶來(lái)了傷害。
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