| 发明名称 |
METHOD OF EXPANDING A LINER |
| 摘要 |
A device and method for expanding a tubing liner having a preformed reverse bend by pulling the metal of the liner outwardly to expand the reverse bend and bring the liner into a substantially cylindrical shape inside of a well tubing or other pipe.
|
| 申请公布号 |
US3691624(A) |
申请公布日期 |
1972.09.19 |
| 申请号 |
USD3691624 |
申请日期 |
1970.01.16 |
| 申请人 |
JOHN C. KINLEY |
发明人 |
JOHN C. KINLEY |
| 分类号 |
B21C37/15;B21C37/30;B21D39/20;E21B29/10;(IPC1-7):B21D39/00;B23P11/02 |
主分类号 |
B21C37/15 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
