Wellbore isolation device with slip assembly
US9976379B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2015 |
| Grant date | May 22, 2018 |
| Priority date | — |
| Expiry date | Sep 22, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/1292
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A wellbore isolation device comprising a tubular body comprising a downhole component having an external surface and a first inner bore formed therein, and an uphole component having a sloped external surface and a second inner bore formed therein, wherein the sloped external surface of the uphole component has at least one first protrusion, a plurality of slips disposed about the external surface of the tubular body between the uphole component and the downhole component, each of the plurality of slips comprising at least one sloped surface having at least one second protrusion, and an outer surface facing away from the external surface of the tubular body, the outer surface having one or more gripping protrusions, wherein the at least one sloped surface of each of the slip abuts the sloped external surface of the uphole component, wherein the three components provide a central inner bore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.