Per Ragnar Dahl

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Patents Grantslast 30 patents

Information Patent Grant
Pig launcher
- Patent number 8,752,229
- Issue date Jun 17, 2014
- Kongsberg Oil and Gas Technologies AS
- Eirik Archer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
PIG LAUNCHER
- Publication number 20130111680
- Publication date May 9, 2013
- APPLY NEMO AS
- Eirik Archer
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC