news Tanker Decarbonization & energyCompliance & regulation Manifold Times ← Back to latest news Manifold Times ·2024-09-25 Hanwha Ocean receives DNV type approval for rotor sail technology Manifold Times Read full article at Manifold Times → Opens Manifold Times in a new tab Topics & segments #Decarbonization & energy #Compliance & regulation #Tanker ← Back to latest