发明名称 |
SMARTPLUG WITH WHEEL CENTRALIZER |
摘要 |
<p>The invention regards a device for movement within a pipeline which device comprises at least one centralizing means (20) comprising at least two centralizing elements (21) arranged around the circumference of a body (8) of the device. The centralizing elements (21) are arranged to move from a retracted position to an extended position in contact with an inner wall (2) of a pipeline (1) to centralize the device.</p> |
申请公布号 |
WO2007117154(A1) |
申请公布日期 |
2007.10.18 |
申请号 |
WO2007NO00131 |
申请日期 |
2007.04.12 |
申请人 |
TDW OFFSHORE SERVICES AS;ALEKSANDERSEN, JOSTEIN;SYSE, HARALD |
发明人 |
ALEKSANDERSEN, JOSTEIN;SYSE, HARALD |
分类号 |
F16L55/28;F16L55/128;F16L55/136 |
主分类号 |
F16L55/28 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|