发明名称 Downhole debris retriever
摘要 A method and apparatus for removing debris from a wellbore using a cleaning tool. The tool may comprise an inner mandrel and a cup member coupled to the inner mandrel. The cup member is moveable between a collapsed position where fluid may flow across the exterior of the cup member, and an extended position where fluid is diverted into a flow path disposed between the inner mandrel and the cup member. The fluid is diverted through a filter member that is coupled to the inner mandrel below the cup member.
申请公布号 GB201604087(D0) 申请公布日期 2016.04.20
申请号 GB20160004087 申请日期 2014.09.16
申请人 WEATHERFORD TECHNOLOGY HOLDINGS, LLC 发明人
分类号 主分类号
代理机构 代理人
主权项
地址