发明名称 CONVERTIBLE MULTI-FUNCTION DOWNHOLE ISOLATION TOOL AND RELATED METHODS
摘要 A downhole isolation tool adapted to be converted in the field into any one of a bridge plug, ball drop plug, or a caged ball plug. The components used to assemble the tool, such as the mandrel, slips, and conversion adapters and accessories, are constructed primarily of non-metallic material. Through use of the disclosed isolation tool, drillout time is greatly reduced.
申请公布号 US2012125642(A1) 申请公布日期 2012.05.24
申请号 US201113302714 申请日期 2011.11.22
申请人 CHENAULT LOUIS W.;CHENAULT GRAHAM L.;HOLCOMB GLEN;STOKLEY KENNETH W. 发明人 CHENAULT LOUIS W.;CHENAULT GRAHAM L.;HOLCOMB GLEN;STOKLEY KENNETH W.
分类号 E21B33/12;B23P11/00 主分类号 E21B33/12
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