发明名称 |
R°rkopling |
摘要 |
A tubing connector for joining the ends of two lengths of expandable tubing including two expandable tubular portions for mounting on the ends of the lengths of expandable tubing. Each portion includes a plurality of circumferentially spaced couplings for engaging corresponding couplings on the other portion. The engaging parts of the couplings are located on parts of the tubular portions which define an upset following expansion. |
申请公布号 |
NO982625(A) |
申请公布日期 |
1998.08.10 |
申请号 |
NO19980002625 |
申请日期 |
1998.06.08 |
申请人 |
PETROLINE WELLSYSTEMS LTD |
发明人 |
CAMPELL, ALASDAIR;METCALFE, PAUL DAVID |
分类号 |
E21B17/04;E21B17/043;E21B17/046;E21B17/08;E21B43/08;E21B43/10;F16L15/08;(IPC1-7):F16L;E21B |
主分类号 |
E21B17/04 |
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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