The function of floating hoops and shoes
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Author:佚名
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Published time: 749 days ago
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1. The floating shoe is connected to the end of the casing string, serving as a guide shoe and a back pressure valve.
2. The floating hoop is connected at a distance of 20-30 meters from the end of the casing column. It serves as a support ring and a back pressure valve.
1. The floating shoe is connected to the end of the casing string, serving as a guide shoe and a back pressure valve.
2. The floating hoop is connected at a distance of 20-30 meters from the end of the casing column. It serves as a support ring and a back pressure valve.
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