A differential pressure sticking was encountered at 2598 m under a circumstances of severe sloughing, and with enlarged hole gauge and dog-leg intervals during a pipe connection.

  • 在井下严重垮塌、井径大、有S形井段的情况下,钻至2598m接单根时发生压差粘附卡钻。

  • 互联网摘选 2025-01-20 12:50:10

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