Title:
DEVICE FOR FIXING A VALVE TO A TUBULAR MEMBER
Document Type and Number:
WIPO Patent Application WO/2009/113872
Kind Code:
A3
Abstract:
A device for fixing a valve (1) to a tubular member (2) being situated in wellbore formed in a subterranean reservoir and is having at least one drainage section (11) including a plurality of such valves as to allow the flow of fluid into and out from the tubular member, respectively. According to the present invention the valve (2) is secured to the tubular member (1) by means of a sleeve portion (3), the sleeve portion being part of the valve or is formed like a separate sleeve (4) into which the valve is to be arranged.
Inventors:
MATHIESEN VIDAR (NO)
AAKRE HAAVARD (NO)
WERSWICK BJOERNAR (NO)
AAKRE HAAVARD (NO)
WERSWICK BJOERNAR (NO)
Application Number:
PCT/NO2009/000090
Publication Date:
August 12, 2010
Filing Date:
March 11, 2009
Export Citation:
Assignee:
STATOILHYDRO ASA
MATHIESEN VIDAR (NO)
AAKRE HAAVARD (NO)
WERSWICK BJOERNAR (NO)
MATHIESEN VIDAR (NO)
AAKRE HAAVARD (NO)
WERSWICK BJOERNAR (NO)
International Classes:
E21B34/06
Domestic Patent References:
| WO1996004458A1 | 1996-02-15 | |||
| WO2000045030A1 | 2000-08-03 |
Foreign References:
| US3358770A | 1967-12-19 | |||
| US5740127A | 1998-04-14 | |||
| US20080035353A1 | 2008-02-14 | |||
| US20020139536A1 | 2002-10-03 | |||
| US5152343A | 1992-10-06 | |||
| US3412806A | 1968-11-26 |
Attorney, Agent or Firm:
ZACCO NORWAY AS (Vika, Oslo, NO)
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