Invention Grant
- Patent Title: Cement head with integrated energy supply for operating valves
- Patent Title (中): 水泥头具有集成能量供应用于操作阀门
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Application No.: US13120165Application Date: 2009-10-23
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Publication No.: US08668003B2Publication Date: 2014-03-11
- Inventor: Stian Osmundsen , Krzysztof Klimas
- Applicant: Stian Osmundsen , Krzysztof Klimas
- Applicant Address: NO Stavanger
- Assignee: Seawell Oil Tools AS
- Current Assignee: Seawell Oil Tools AS
- Current Assignee Address: NO Stavanger
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: NO20084470 20081023
- International Application: PCT/NO2009/000366 WO 20091023
- International Announcement: WO2010/047600 WO 20100429
- Main IPC: E21B33/16
- IPC: E21B33/16
Abstract:
A cement head used for performing cementing jobs in downhole operations is provided. The cement head includes wireless signaling means, an integrated energy supply, activating means for pneumatic operated valves in cement head, and controller means for controlling said energy supply for activation of at least one valve based on received signals through the wireless signaling means.
Public/Granted literature
- US20110168380A1 CEMENT HEAD WITH INTERGRATED ENERGY SUPPLY FOR OPERATING VALVES Public/Granted day:2011-07-14
Information query
