发明名称 APPARATUS FOR SEALING AND ISOLATING PIPELINES
摘要 A pipeline tool for use within a pipeline comprises a tool body with an internal flow bore, a swellable component disposed about the tool body, and a temporary seal disposed internally of the flow bore. The pipeline tool may further comprise a tracking device attached to the tool body, wherein the tracking device comprises a mechanical fixture, or an emitter that emits a signal that can be tracked.
申请公布号 US2007286682(A1) 申请公布日期 2007.12.13
申请号 US20060423095 申请日期 2006.06.08
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 FREYER RUNE;ABNEY LAURENCE;ARRINGTON STEVE
分类号 F16L55/18 主分类号 F16L55/18
代理机构 代理人
主权项
地址