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casing section milling
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casing section milling
Encyclopedia
工学
开窗侧钻井钻井
释
casing section milling
段铣开窗
在已下入套管井内,使用段铣工具在设计预定的套管位置先割断套管,然后在调压机构的作用下刀片加压在套管断面上进行段铣作业,再打水泥塞进行侧钻的作业方式。
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