Methods and apparatus for attaching accessories to sand screen assemblies
US8267169B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2009 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Oct 19, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/088
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Disclosed herein is an assembly for use in a wellbore which includes a base pipe; a filter medium surrounding at least a portion of the external surface of the base pipe; and an internally profiled sleeve surrounding at least a portion of the filter media. Also included is a method for attaching a hardware accessory to a sand screen assembly which includes providing a base pipe having an inner surface and an outer surface; surrounding the outer surface of the base pipe with a filter medium; engaging the sleeve with the filter medium; and connecting the hardware accessory to the sleeve. Also included is a downhole apparatus which includes a basepipe, where at least a portion of the external surface of the basepipe is profiled; and a sleeve mounted external to the basepipe, where the internal profile of the sleeve corresponds to the external profile of the basepipe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.