发明名称 A CONNECTOR ASSEMBLY FOR AN OFF SHORE RISER
摘要 Connector assembly adapted to connect riser member of riser device to another riser member for connecting an oil well to an oil rig includes a male part having a male axial portion and a female part having a female axial portion opposite to said male axial radial portion, which together form a seat. A sealing ring having a radially extending annular stem provided with first and second axial seal support portions, and a radial annular portion interconnecting said first and second seal support surfaces being axially separated. Said radially extending annular stem has a first axial seal support portion adapted at atmospheric pressure to abut said male axial portion and a second axial seal support portion adapted during use to abut said female axial portion.
申请公布号 EP2007965(A4) 申请公布日期 2015.08.19
申请号 EP20070748374 申请日期 2007.04.03
申请人 SANDVIK INTELLECTUAL PROPERTY AB 发明人 PAULSEN, OLE K.
分类号 E21B17/02;E21B17/08;E21B33/00;F16L23/18 主分类号 E21B17/02
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