发明名称 |
TUBING CONNECTOR |
摘要 |
<p>A tubing connector non-releasably connected to a tube of tubing string for use downhole in oil and gas well operations, the connector comprising connector body (1) with an end portion fitted concentrically within or over a corresponding end of the tube (2), the end portion having a plurality of depressions (12) coinciding with corresponding depressions (10) on the corresponding end of the tube (2) whereby the connector body (1) and tube (2) are connected together, the depressions (10) and the tube (2) having been formed by localised plastic deformation of the walls of the tube (2).</p> |
申请公布号 |
CA2253275(A1) |
申请公布日期 |
1997.11.06 |
申请号 |
CA19972253275 |
申请日期 |
1997.04.30 |
申请人 |
B.D. KENDLE ENGINEERING LIMITED |
发明人 |
KENDLE, BARRY DAVID;BOWLES, RODNEY GORDON |
分类号 |
B21D39/04;B21D39/20;E21B17/04;E21B17/046;E21B17/20;F16L13/14;(IPC1-7):F16L13/14;E21B17/08 |
主分类号 |
B21D39/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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