发明名称 Method and system for lining multilateral wells
摘要 In accordance with one embodiment of the present invention, a method for lining a lateral wellbore includes drilling a main wellbore extending from a surface to a subterranean zone, casing the main wellbore with a main casing having a plurality of lateral wellbore windows formed therein, positioning a whipstock having a longitudinal bore running therethrough adjacent a respective one of the lateral wellbore windows, forming a lateral wellbore through the respective lateral wellbore window using the whipstock, lining the first lateral wellbore with a lateral liner and a portion of a tie-back assembly that has a pre-milled lateral wellbore window formed therein, aligning the pre-milled lateral wellbore window with the longitudinal bore, and coupling the tie-back assembly to the main casing.
申请公布号 US7207390(B1) 申请公布日期 2007.04.24
申请号 US20040772841 申请日期 2004.02.05
申请人 CDX GAS, LLC 发明人 PRATT CHRISTOPHER ARNOLD
分类号 E21B23/03;E21B7/06;E21B41/00;E21B43/10 主分类号 E21B23/03
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