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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for controlling fluid flow in or into a well and method o...
- Patent number 9,840,889
- Issue date Dec 12, 2017
- Acona Innovalve AS
- Rune Killie
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Apparatus For Controlling Fluid Flow In Or Into A Well and Method O...
- Publication number 20150308226
- Publication date Oct 29, 2015
- ACONA INNOVALVE AS
- Rune Killie
- E21 - EARTH DRILLING MINING