The two-stage cementing technique was used for the protective casing of the horizonal well in Tahe oil field because of a long open-hole interval in secondary spudding.

塔河油田水平井由于第二次开钻裸眼段长，技术套管采用双级固井技术。

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The two-stage cementing technique was used for the protective casing of the horizonal well in Tahe oil field because of a long open-hole interval in secondary spudding.

塔河油田水平井由于第二次开钻裸眼段长，技术套管采用双级固井技术。

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