Ramp for slidably supporting a pipeline to be laid on a submerge
Recovery buoy
Release mechanism for underwater device, such as seismograph
Remote controlled scuttling buoy
Remote steering control for electric outboard motors
Remote unmanned work system (RUWS) electromechanical cable syste
Remotely steered toy boat
Rescue equipment
Rig transport method
Ring buoy with automatic separation of smoke signal buoy from st
Roll and heave stabilized buoyant body
Rotating-bumper fender system