Ingenior A.B. Berdal A/S

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Sandvika, NO

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Patents Grantslast 30 patents

Information Patent Grant
System for undersea recovery of hydrocarbons
- Patent number 4,463,987
- Issue date Aug 7, 1984
- Ingenior A.B. Berdal A/S
- Terie Berg
- E21 - EARTH DRILLING MINING