Through summing up experience, Liaohe tidal zone oilfield has developed large caliber, self fill-up floating shoe, which simplifies implementing process, improves work efficiency, and saves cost.
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- 辽河滩海油田在总结该项作业经验的基础上,研制出大管径自灌式浮鞋,简化了施工工艺,实现了提高工效、节约费用的目的;