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casing system during drilling, casing method during drilling, cementation method and well prepared for cementation
casing system during drilling, casing method during drilling, cementation method and well prepared for cementation
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机译:钻井过程中的套管系统,钻井过程中的套管方法,固井方法以及为固井做好的准备
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摘要
Lockable drilling systems and coating methods are disclosed. some system embodiments include a casing column including an upper latch apparatus and a lower latch apparatus. the system also includes a bottom composition (bha) locked in the lower latch apparatus for steerable drilling, the bha configured to lock in the upper latch apparatus to widen a mouse hole.
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