Coupling, downhole device, assembly and method
US10167679B2 · kind B2 · utility
0Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2015 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Dec 17, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B17/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole device having a body comprising a male end portion, a female end portion and a mandrel portion disposed between the male end portion and the female end portion. A recess is disposed in the outer surface of the male end portion and is configured to receive a retainer for securing the downhole device to another downhole device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.