Mechanism and prevention method of drill string uplift during shut-in after overflow in an ultra-deep well
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Mechanism and prevention method of drill string uplift during shut-in after overflow in an ultra-deep well |
| Hu YIN,Menghan SI,Qian LI,Hongwei JANG,Liming DAI |
| Fig. 2. Force model of drill string in hydrostatic pressure. |
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