Inflow control device
US9038737B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2012 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | Oct 26, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/04
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention relates to an inflow control device for controlling the flow of fluid into a well tubular structure arranged in a borehole, comprising a tubular part for mounting as part of the well tubular structure, an aperture provided in a wall of the tubular part, and a hollow valve member rotatably received inside the tubular part, the hollow valve member comprising an orifice in a wall thereof, and an outer surface of the hollow valve member being spherical and the orifice being adapted to fluidly communicate with the aperture when the inflow control device is in an open position, whereby the aperture is in fluid communication with an inside of the tubular part, wherein the hollow valve member comprises a spherical first valve part and a spherical second valve part adapted to be assembled inside the tubular part. The present invention furthermore relates to a method of assembling an inflow control device according to the invention and to a completion system comprising an inflow control device according to the invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.