| 发明名称 |
APPARATUS FOR GRIPPING A TUBULAR ON A DRILLING RIG |
| 摘要 |
Methods and apparatus are provided for running tubulars into and out of a wellbore. A tubular handling system having a tubular gripping apparatus having a gripping mechanism and a sensor adapted to track movement of the gripping mechanism, wherein the sensor sends a signal to a controller when the gripping apparatus is in a position that corresponds to the gripping apparatus being engaged with the tubular |
| 申请公布号 |
US2014116686(A1) |
申请公布日期 |
2014.05.01 |
| 申请号 |
US201314062739 |
申请日期 |
2013.10.24 |
| 申请人 |
WEATHERFORD/LAMB, INC. |
发明人 |
ODELL, II ALBERT C.;GIROUX RICHARD LEE;LE TUONG THANH;THOMPSON GARY;HEIDECKE KARSTEN;LORENZ JOERG;BOUTWELL, JR. DOYLE FREDRIC;HAYES MICHAEL |
| 分类号 |
E21B19/16;E21B19/10 |
主分类号 |
E21B19/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
