It is beneficial to carry out the construction of directional well through the analysis of directional differential pipe-sticking.
对定向井压差卡钻的分析有利于更好的进行定向钻井的施工。
A new classification for stuck pipe is presented in which the stuck pipe can be divided into mechanical, differential and circulation sticking.
提出了将卡钻类型分为机械卡钻、压兰卡钻和循环卡钻三类的新方法。
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