发明名称 APPARATUS AND METHOD FOR THE INSTALLATION OR REMOVAL OF A ROTARY CONTROL DEVICE INSERT OR A COMPONENT THEREOF
摘要 <p>An apparatus for installing and removing a rotary control device insert or an element thereof has a first clamp with a receptacle suitable for receiving a flange of the rotary control device insert therein, a second clamp having an interior suitable for extending around a pipe, and a plurality of lines extending between the first clamp and the second clamp. The first clamp is movable between an open position and a closed position. The second clamp is movable between an open position and a closed position. Each of the clamps includes a first jaw and a second jaw connected to the first jaw by a hinged connection.</p>
申请公布号 CA2855042(A1) 申请公布日期 2015.09.21
申请号 CA20142855042 申请日期 2014.06.25
申请人 JTB TOOLS & OILFIELD SERVICES, LLC 发明人 MARSHALL, BARRY;MARSHALL, GARY
分类号 E21B19/06 主分类号 E21B19/06
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