Olle Säfvenberg

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Pitea, SE

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Patents Grantslast 30 patents

Information Patent Grant
Valve stem seal arrangement
- Patent number 9,194,511
- Issue date Nov 24, 2015
- Aker Subsea AS
- Nick Newlands
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
VALVE STEM SEAL ARRANGEMENT
- Publication number 20140084199
- Publication date Mar 27, 2014
- AKER SUBSEA AS
- Nick Newlands
- E21 - EARTH DRILLING MINING