Solutions of polyethylenimine or a hydrophilic derivative thereo

Speed-increased small boat

Spherical rolling hull marine vessel

Spherical tank supporting system for low temperature liquified g

Spill overflow prevention system for tanker vessels

Spray suppressor for air cushion craft

Stabilization and motion alleviation of air cushion borne vehicl

Stabilized air cushioned marine vehicle

Stabilized tumblehome hull form

Stabilized, towable spar buoy

Stabilizer keel

Stable efficient air lubricated ship

Stanchion assembly

Steerable towed vehicle

Steering and propulsion device for watercraft

Steering and propulsion means for ships or other vessels

Steering control by means of selected segmented drag reduction

Stowing strut for making fast containers or the like

Stripping gutter for liquid cargo vessels

Structure of surface effect ship with side walls