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Kjartan Roaldsnes
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Kvernaland, NO
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Patents Grants
last 30 patents
Information
Patent Grant
Manufacturing of sand screens
Patent number
8,578,608
Issue date
Nov 12, 2013
Schlumberger Technology Corporation
Kjartan Roaldsnes
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,430,160
Issue date
Apr 30, 2013
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,356,664
Issue date
Jan 22, 2013
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,347,956
Issue date
Jan 8, 2013
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of making a sand screen on a base pipe
Patent number
8,302,310
Issue date
Nov 6, 2012
Schlumberger Technology Corporation
Kjartan Roaldsnes
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Methods and apparatus for attaching accessories to sand screen asse...
Patent number
8,267,169
Issue date
Sep 18, 2012
Schlumberger Technology Corporation
Terje Moen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,186,429
Issue date
May 29, 2012
ExxonMobil Upsteam Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
8,011,437
Issue date
Sep 6, 2011
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore method and apparatus for completion, production and injection
Patent number
7,938,184
Issue date
May 10, 2011
Exxonmobil Upstream Research Company
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cable-protective pipe section, a method of protectively arranging a...
Patent number
7,802,622
Issue date
Sep 28, 2010
Reslink AS
Kjartan Roaldsnes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole cable protection device
Patent number
7,278,479
Issue date
Oct 9, 2007
Reslink AS
Ole S. Kvernstuen
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
MANUFACTURING OF SAND SCREENS
Publication number
20130185940
Publication date
Jul 25, 2013
SCHLUMBERGER TECHNOLOGY CORPORATION
Kjartan Roaldsnes
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Wellbore Method and Apparatus For Completion, Production and Injection
Publication number
20120205094
Publication date
Aug 16, 2012
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE METHOD AND APPARATUS FOR COMPLETION, PRODUCTION AND INJECTION
Publication number
20120205095
Publication date
Aug 16, 2012
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE METHOD AND APPARATUS FOR COMPLETION, PRODUCTION AND INJECTION
Publication number
20120199342
Publication date
Aug 9, 2012
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
Wellbore Method and Apparatus For Completion, Production and Injection
Publication number
20110132596
Publication date
Jun 9, 2011
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
Wellbore Method and Apparatus For Completion, Production and Injection
Publication number
20110132616
Publication date
Jun 9, 2011
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND APPARATUS FOR ATTACHING ACCESSORIES TO SAND SCREEN ASSE...
Publication number
20090229823
Publication date
Sep 17, 2009
SCHLUMBERGER TECHNOLOGY CORPORATION
Terje Moen
E21 - EARTH DRILLING MINING
Information
Patent Application
Cable-Protective Pipe Section, a Method of Protectively Arranging a...
Publication number
20090126943
Publication date
May 21, 2009
RESLINK AS
Kjartan Roaldsnes
E21 - EARTH DRILLING MINING
Information
Patent Application
MANUFACTURING OF SAND SCREENS
Publication number
20090008085
Publication date
Jan 8, 2009
SCHLUMBERGER TECHNOLOGY CORPORATION
Kjartan Roaldsnes
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Wellbore method and apparatus for completion, production and injection
Publication number
20080142227
Publication date
Jun 19, 2008
Charles S. Yeh
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole cable protection device
Publication number
20040149428
Publication date
Aug 5, 2004
Ole S. Kvernstuen
E21 - EARTH DRILLING MINING