4. Boring or penetrating the earth
  5. Boring a submerged formation
  6. Boring from floating support with submerged independent...

Leiv Wanvik

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Method and system for exploiting natural resources under the...

Boring or penetrating the earth – Boring a submerged formation – Boring from floating support with submerged independent...
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Riser tensioning system

Wells – Submerged well – Means removably connected to permanent well structure
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2549263

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