Kjell Tore Nesvik

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Kverneland, NO

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Patents Grantslast 30 patents

Information Patent Grant
Coupling device for connection and disconnection of bottom-hole equ...
- Patent number 8,534,714
- Issue date Sep 17, 2013
- Statoilhydro ASA
- Alastair Buchanan
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
COUPLING DEVICE
- Publication number 20090280912
- Publication date Nov 12, 2009
- STATOIL ASA
- Alastair Buchanan
- E21 - EARTH DRILLING MINING