Compressed gases and brazing fluxes for use in welding; chemical solutions for use as a corrosion inhibitor for fresh and/or sea water delivery systems on marine vessels, off shore drilling rigs, shipyards and dredging equipment; petroleum based chemical preparations for retarding rust for use on sea water vessel ballast tanks; chemical additives for treatment of fuel oil; water treatment chemicals for the treatment of cooling water systems using fresh or sea water in connection with marine vessels, off shore drilling rigs shipyards and dredging equipment; chemical additives for the treatment of fuel in connection with marine vessels, off shore drilling rigs and dredging equipment; chemicals for the repair and maintenance of fresh or sea water utility cooling systems on marine vessels, off shore drilling rigs and dredging equipment; chemicals and gases for welding in connection with marine vessels, off shore drilling rigs, shipyards and dredging equipment; chemical sealants and coatings used as flame retardant agents on fresh and sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; refrigeration chemicals; engine coolants for use with fresh and sea water marine vessels and off shore drilling rigs; waste water treatment chemicals for use on fresh and sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; chemical additives for the treatment of fuel for use with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; fuel treatment chemicals for use with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; chemical sealants which penetrate through walls, floors and ceilings for fire prevention in fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment

Coatings in the nature of industrial sealants for use in water proofing and surface hardening in connection with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment

Degreasing preparations for marine use and not used in manufacturing processes

Rods of metal for brazing; metal welding rods and welding wire for use in connection with marine vessels, off shore drilling rigs, shipyards and dredging equipment

Electric welding machines, electric wet grinder for welding electrodes, gas welding guns and machines and laser welding machines, all for use on fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment, and replacement parts therefor; oil separators for containing oil leaks on fresh or sea water marine vessels, off shore drilling rigs, and shipyards and replacement parts therefor; dredging machines and mud dredging machines; laser welding devices, welding electrodes, and welding torches, all designed for use on fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment, and replacement parts thereof; welding torch handle

Pressure regulators for stepping down pressure in the oxyacetylene welding and joining process; electronic instruments for use in connection with the measurement, testing and analysis of fuel and lube oil characteristics, namely, contaminant levels, density, viscosity, blending ratio, ignition quality, fuel stability and compatibility, water content, calorific value, and base number of lube oil; welding masks, welding helmets, and welding transformers, all designed for use on fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment, and replacement parts thereof

Spark igniters for welding torches

Graphite packing for valves, pumps and gaskets; adhesive tape for industrial and commercial use; moldable compounds for use in jointing and packing designed for use with fresh and sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; joint packing for refrigerant pipes found on sea water borne vessels, off shore drilling rigs, shipyards and dredging equipment; packing materials for forming seals for use on fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment

Distributorship services in the field of chemicals and gases for use in welding and refrigeration for use on ships

Repair and maintenance services for others of fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; repair and maintenance for others of water treatment and fuel treatment equipment used in connection with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; repair and maintenance for others of welding equipment designed for use in connection with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; repair and maintenance for others of fire and safety equipment use in connection with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment

Rental of water treatment and fuel treatment equipment for use on fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; sustainable on-site water recycling and wastewater treatment services for use on fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; waste water treatment and purification services for others in connection with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; fuel treatment services for dredging companies and others in connection with the operation of fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment; welding services for dredging companies and others in connection with fresh or sea water marine vessels, off shore drilling rigs, shipyards and dredging equipment