发明名称 METHODS FOR PRESERVING ZONAL ISOLATION WITHIN A SUBTERRANEAN FORMATION
摘要 There is provided a method for effecting at least partial interference of a fluid passage extending between a casing, disposed within a wellbore that is penetrating a subterranean formation, and the subterranean formation. The method includes detecting the fluid passage, and effecting an operative displacement of a casing section of the casing such that at least partial interference of the fluid passage is effected.
申请公布号 CA2842406(A1) 申请公布日期 2015.08.07
申请号 CA20142842406 申请日期 2014.02.07
申请人 SUNCOR ENERGY INC. 发明人 DUNCAN, GRANT
分类号 E21B33/13;E21B33/138 主分类号 E21B33/13
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