发明名称 DOWNHOLE TOOL AND METHOD OF USE
摘要 A downhole tool useable for isolating sections of a wellbore that includes a composite mandrel having at least one set of threads; a metal slip disposed about the composite mandrel, the metal slip comprising an outer surface further comprising gripping elements; a composite member disposed around the composite mandrel and proximate to a sealing element, the composite member having a deformable portion with one or more grooves disposed therein; a second slip disposed about the composite mandrel; and a bearing plate disposed around the composite mandrel.
申请公布号 US2015267502(A1) 申请公布日期 2015.09.24
申请号 US201514725079 申请日期 2015.05.29
申请人 National Boss Hog Energy Services, LLC 发明人 VanLue Duke
分类号 E21B33/129;E21B23/01;E21B23/06 主分类号 E21B33/129
代理机构 代理人
主权项 1. A metal slip for a downhole tool, the metal slip comprising: a slip body; an outer surface comprising serrated teeth; and an inner surface; wherein the metal slip is made from cast iron, and wherein the slip body comprises a plurality of holes.
地址 Houston TX US