发明名称 |
INTERLOCKING SEGMENTED SEAT FOR DOWNHOLE WELLBORE TOOLS |
摘要 |
Disclosed herein is a segmented seat for use in wellbore servicing systems, comprising an annular-shaped seat with an upward facing surface for receiving an obturator, the seat defining a central passageway. The segments are locked together at their faces by protrusions and matching recesses. |
申请公布号 |
US2015354319(A1) |
申请公布日期 |
2015.12.10 |
申请号 |
US201514832378 |
申请日期 |
2015.08.21 |
申请人 |
Halliburton Energy Services, Inc. |
发明人 |
Pacey Kendall Lee |
分类号 |
E21B34/12;E21B41/00 |
主分类号 |
E21B34/12 |
代理机构 |
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代理人 |
|
主权项 |
1. A segmented seat adapted to be placed in subterranean wellbore equipment and engaged by
an obturator, the segmented seat comprising: an annular body radially divided into a plurality of separate segments with radially-extending adjacent faces, the annular body comprising:
a generally cylindrical outer wall;an inner bore extending axially through the annular body; andan annular seat formed on an end wall of the annular body and surrounding the inner bore, the annular seat being of a size and shape to engage the obturator; wherein each of the segments comprises a pair of the radially-extending faces, a recess being formed into one face and a protrusion extending from the other face; wherein the protrusion of each segment is of a size and shape to complementarily engage, and is positioned to extend within, the recess of the adjacent segment; and wherein the recess of each segment is offset from the outer wall so that at least a portion of the annular body is located radially between the outer wall and the recess. |
地址 |
Houston TX US |