CARGO HOLD MAINTENANCE SYSTEM AND METHOD USING AIR BEAM
CARGO HOLD MAINTENANCE SYSTEM AND METHOD USING ZIPPER MEMBER
DRILLING SYSTEM AND METHOD OF USING APPARATUS FOR MOVING OTHER TYPES PIPE
DRILLING SYSTEM USING APPARATUS FOR MOVING OTHER TYPES PIPE
PIPE HANDLING SYSTEM AND METHOD FOR HANDLING PIPE OF THE SAME
WORKING ON HIGH SYSTEM OF OFFSHORE STRUCTURES USING AN FLYING ROBOT FOR WORKING ON HIGH
FIRE EXTINGUISHING SYSTEM OF OFFSHORE STRUCTURES USING EXTINGUISHING FLYING ROBOT
SEPERATING APPARATUS FOR RISER OF DRILLSHIP AND METHOD THEREOF
EVACUATION SYSTEM FOR DRILLING RIG AND METHOD THEREOF
WATER PISTON TYPE WEAPON FIRING APPARATUS AND WEAPON FIRING VELOCITY CONTROL METHOD USING THE SAME