Slotted slip element for expandable packer
US7341110B2 · kind B2 · utility
25Cited by
11References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2005 |
| Grant date | Mar 11, 2008 |
| Priority date | — |
| Expiry date | Jan 29, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/1293
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A packer device includes a central packer mandrel and a radially surrounding expansion mandrel that can expand radially. At least one slip mandrel carrying wickers surrounds the expansion mandrel and a plurality of axial slots are disposed within the slip mandrel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.