发明名称 Wireline Entry Sub
摘要 A wireline entry sub includes a body having an upper end, a lower end and a longitudinal, center axis therebetween, the body adapted for use with a wellbore string of tubulars; a slot on the body open a depth from a body outer surface to at least the longitudinal center axis; a wireline entry port extending through the body from the slot to open adjacent the lower end; and a wireline pulling device on the sub body to apply pulling force to a wireline.
申请公布号 US2008230216(A1) 申请公布日期 2008.09.25
申请号 US20060995919 申请日期 2006.07.17
申请人 TESCO CORPORATION 发明人 ANGMAN PER G.
分类号 E21B19/02 主分类号 E21B19/02
代理机构 代理人
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