生产封隔器或者测试封隔器可能下入下套管的井段，而膨胀式封隔器可以在裸眼井段使用，也可以在下套管井段使用。
Production or test packers may be set in cased holes and inflatable packers are used in open or cased holes.
对比了在不同水泥胶结质量、套管状况和井眼条件下的套管井与裸眼井声波测井资料，归纳出了过套管声波测井的使用条件和局限性。
Based on comparison of acoustic data logged in different conditions of cementation, casing and borehole, the applicable condition and limitation of through-casing acoustic logging are summarized.
文中建立的套管井电阻率测井校正系统，包括套管非均匀性、地层上、下围岩和水泥环的校正。
Correction system for resistivity logging in cased hole has been established in paper, including on condition of non-uniformity casing, formation having shoulder, cement layer.
文中建立的套管井电阻率测井校正系统，包括套管非均匀性、地层上、下围岩和水泥环的校正。
Correction system for resistivity logging in cased hole has been established in paper, including on condition of non-uniformity casing, formation having shoulder, cement layer.
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