复杂井下落物鱼顶判断和打捞方法浅析

Anaysis on salvage method and judge of the fish top of complex well falling object

通过一口典型事故井,从鱼顶位置的计算、鱼顶形状的判断等方面进行计算、分析,最终通过小修作业手段打捞出全部井下落物,减少油田作业成本支出。

Through a typical accident Well, from the aspects of the calculation of fish top position, the judgment of top shape and so on, by calculation and analysis, finally pulled out all well falling objects by minor repair work means, and reduced oil field operation cost.