Invention Grant
- Patent Title: Device for injection and stimulation of fluids in a well bore
- Patent Title (中): 井眼注射和刺激流体的装置
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Application No.: US12866895Application Date: 2009-02-10
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Publication No.: US08684073B2Publication Date: 2014-04-01
- Inventor: Ole Sevheim , Øyvind Stokka , Erling Kleppa , Magnar Tveiten
- Applicant: Ole Sevheim , Øyvind Stokka , Erling Kleppa , Magnar Tveiten
- Applicant Address: NO Stavanger
- Assignee: Petroleum Technology Company AS
- Current Assignee: Petroleum Technology Company AS
- Current Assignee Address: NO Stavanger
- Agent Christian D. Abel
- Priority: NO20080736 20080211
- International Application: PCT/NO2009/000047 WO 20090210
- International Announcement: WO2009/102214 WO 20090820
- Main IPC: E21B19/00
- IPC: E21B19/00
Abstract:
Present invention regards a device for injection and stimulation of fluids in a wellbore, where the device is typically is installed in Christmas trees, wellheads or subsea. The device comprises two separable sections, where the section that is mounted/arranged within the Christmas tree or wellhead, will remain in a closed position even if the other section due to external forces is broken off or in other ways is damaged.
Public/Granted literature
- US20110042066A1 DEVICE FOR INJECTION AND STIMULATION OF FLUIDS IN A WELL BORE Public/Granted day:2011-02-24
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