A fill-up and circulation tool includes a mandrel; a packer assembly disposed around the mandrel; and a valve assembly connected to the mandrel, wherein the valve assembly is configured to selectively control fluid flow into the tool and out of the tool.
申请公布号
EP3070256(A2)
申请公布日期
2016.09.21
申请号
EP20160160686
申请日期
2009.05.04
申请人
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
发明人
OLSTAD, DELANEY MICHAEL;THOMPSON, RUSSELL W.;MORGAN, RUSSELL LEE;HOLLINGSWORTH, JIM;BOUTWELL, DOYLE FREDERIC JR;HAYES, MICHAEL;LIESS, MARTIN;HOOKER, JOHN D.