Tubular stress measurement system and method
US9765579B2 · kind B2 · utility
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10References
17Claims
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Key dates
| Filing date | Dec 23, 2013 |
| Grant date | Sep 19, 2017 |
| Priority date | — |
| Expiry date | Feb 21, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B47/007
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Present embodiments are directed to a tubular stress measurement system including a first sensor configured to detect a parameter indicative of an axial or circumferential position of the plurality of grapples and a calculation system configured to calculate an internal stress on the tubular based on the parameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.