Swivel arrangement for single anchor leg mooring buoy

System and barrier for containing an oil spill

System for the self-compensated sinking of floating structures

Tank mounting means

Tension leg structure with riser stabilization

Tool system for submergible chamber

Torpedo floatation device

Trailable houseboat

Transportable boat lift

Tugboat or the like

Twin turbine-wheel driven boat

Underwater clamping mechanism

Underwater escape apparatus

Underwater stationary tank for storing large amounts of crude oi

Variable buoyancy device

Ventilating hatch assembly

Ventilator

Ventilator

Vertical stabilizer for kayak

Water inlet adapter valve for boats