6 ALUMINUM METAL AND THEIR ALLOYS FOR FURTHER MANUFACTURE, NAMELY PURE ALUMINUM, FOIL, ELECTRICAL AND MECHANICAL WIRE, EXTRUSION BILLET AND AEROSPACE ALLOYS
7 APPARATUS FOR DEGASSING AND FILTERING OF LIQUID ALUMINUM, NAMELY A STEERING ROTOR, AN AIR MOTOR, A NITROGEN FEEDING STATION AND AN INSULATING COVER
40 TREATMENT SERVICES FOR MOLTEN ALUMINUM, NAMELY, DEGASSING AND DEOXIDIZING FOR THE ELIMINATION OF OXIDES IN PREPARATION FOR CASTING