On the basis of analyses of wellbore unstability mechanism, the changing law of shale mechanics parameters was established after shale hydration by the experimentation.
在井眼失稳机理分析的基础上，经室内实验得出泥页岩水化后岩石力学参数的变化规律。
The method to predict wellbore stability is provided considering hydration and filtrate cake quality. In addition, this method was applied in field with better prediction results.
给出了考虑水化作用和滤饼质量后预测井壁稳定性的方法，同时将该方法应用于现场，取得了较好的预测效果。
The method to predict wellbore stability is provided considering hydration and filtrate cake quality. In addition, this method was applied in field with better prediction results.
给出了考虑水化作用和滤饼质量后预测井壁稳定性的方法，同时将该方法应用于现场，取得了较好的预测效果。
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