70398 ⎘
Hydrodynamic or hydrostatic features of hulls or of hydrofoils; Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction by ejecting friction reducing solids or liquids, e.g. polymers
Wind-water machine set
#2Polymer drag reduction systems on vehicle surfaces
#3High speed surface craft and submersible vehicle
#4High speed surface craft and submersible vehicle
#5Subsurface Vortex Assisted Distributed Propulsion Active Hull
#6Method to increase the efficiency of polymer drag reduction for marine and industrial applications
#7Monohull fast ship or semi-planing monohull with a drag reduction method
#8Method and device for generating mixtures of fluids in a boundary layer