Pipe testing apparatus
US6581642B1 · kind B1 · utility
10Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 28, 2000 |
| Grant date | Jun 24, 2003 |
| Priority date | — |
| Expiry date | Dec 28, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/2884
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A pipe testing apparatus comprising an elongate tester body having sealing means and actuator means to deform said sealing means on activation. The apparatus is further provided with means to bias actuator means axially away from the sealing means on deactivation of said actuator means. The apparatus is typically used to test the integrity of pipelines at specific points, for example joints or welds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.