7 MACHINE TOOLS AND STRUCTURAL PARTS THEREFOR FOR DREDGING WORKS, MINING WORKS AND OFFSHORE WORKS AND FOR WET AND DRY SOIL TREATMENT AND WET OR NOT WET SOIL MOVEMENT, NAMELY, CUTTING, PILE DRIVING AND DRILLING MACHINES, HYDRAULIC HAMMERS, DRILLING UNITS, HYDRAULIC ROCK BREAKERS AND PILE SLEEVES; MACHINES, NAMELY, BOOSTER PUMP STATIONS; REMOTELY OPERATED MACHINES FOR UNDERWATER MINING AND DREDGING; TREATMENT PLANTS FOR THE MINING INDUSTRY, NAMELY, SOIL TREATMENT PLANTS; HYDRAULIC POWER PACKS BEING MACHINES; MACHINES FOR VERTICAL TRANSPORT BEING HOISTING APPARATUS AS PARTS OF DREDGING AND MINING MACHINES; LIFT SYSTEMS FOR DREDGING, MINING AND OFFSHORE OPERATIONS, NAMELY, MACHINES FOR THE LAUNCHING AND LIFTING OF RISERS AND REMOTELY OPERATED MACHINES, SEABED LEVELING EQUIPMENT BEING MACHINES FOR LEVELING SEABEDS; MACHINE PARTS, NAMELY, CUTTER HEADS, DREDGING WHEELS, DRAG HEADS, WINCHES, MACHINE PARTS BEING SWELL COMPENSATORS, GEARBOXES, OTHER THAN FOR LAND VEHICLES, SUCTION PIPES, BOW COUPLINGS AND BARGE LOAD PIPES MACHINE PARTS FOR MACHINES; GANTRIES BEING GANTRY CRANES; MACHINE PARTS, NAMELY, SPUD CARRIERS; SPUD TILTING AND LIFTING MACHINES; MACHINES, NAMELY, CENTRIFUGAL PUMPS, SUBMARINE PLOUGHS, TRENCHERS FOR DIGGING TRENCHES; MACHINE PARTS, NAMELY, PILE CLAMPS FOR PILE HANDLING EQUIPMENT, PIPE CLAMPS FOR PIPE HANDLING EQUIPMENT, PIPE CAROUSELS AND PIPE LIFTING FRAMES; JIGS, NAMELY, GRAVITY SEPARATORS AND GRAVITY CONCENTRATORS; MACHINE COMPONENTS FOR DREDGING WORKS, MINING WORKS AND OFFSHORE WORKS AND FOR MACHINES FOR WET AND NOT WET SOIL TREATMENT WORKS AND WET AND NOT WET SOIL MOVEMENT, NAMELY, HYDRAULIC CYLINDERS, PUMPS, VALVES, POWER PACKS, HYDRAULIC PUMPS AND HYDRAULIC VALVES, HYDRAULIC MANIFOLDS BEING PARTS OF MACHINES AND BEING PIPINGS AS PART OF HYDRAULIC MACHINES; PARTS OF MACHINES, NAMELY, BEARINGS BEING MACHINE PARTS AND SEALING PARTS OF MACHINES, NAMELY, TURNING GLANDS, VALVES, DREDGE VALVES, LOADING BOXES, DREDGING BUCKETS, OVERFLOW PIPES, BOTTOM DOORS, GRABS, BASKETS FOR CAROUSEL EQUIPMENT, LEVEL WINDERS FOR CAROUSEL EQUIPMENT, LEVEL WIND COMPENSATORS FOR CAROUSEL EQUIPMENT, BENDERS FOR CAROUSEL EQUIPMENT, ALIGNER CHUTES FOR CAROUSEL EQUIPMENT, RUNNING TRAYS FOR CAROUSEL EQUIPMENT, SIEVES FOR SOIL TREATMENT PLANTS, FEED BOXES FOR SOIL TREATMENT PLANTS, HYDRO CYCLONES FOR SOIL TREATMENT PLANTS, TEETH FOR CUTTING SOIL AND ROCK, ADAPTERS FOR TEETH AND SUCTION MOUTHS