6
Soft cast iron, high strength ductile iron with tensile properties exceeding steel, flake graphite iron, nodular graphite iron, engineered cast irons, nodular iron, white cast irons, fine grain castings, austenitic cast iron, martensitic cast iron; malleable iron, gray iron, ferrous metal, castings made of iron and iron alloys, castings made of steel and steel alloys; special iron and steel alloys, wrought and partly wrought common metals and their alloys, metal castings, metals cast from continuous processes, alloys used for casting, casting alloys, foundry chill molds; ferrosilicon alloys, magnesium ferrosilicon; pig iron, foundry moulds of metals, core solder, core plugs of metal, manufactured articles of cast iron in raw or partially worked state; raw cobalt; raw base metals, metallic raw materials, alloying materials, ferrous alloys containing silicon, magnesium and other metallic alloying elements, inoculants, ferrosilicon-magnesium; metallic products for use in foundries; metal foundry products
40
Metal treating and casting, hardening of metal; metal treating and casting, hardening of metal and metal products; continuous casting processes; metal treating, castings, hardening of metal, casting alloys; metal treating and casting, hardening of metal and metal products
42
Foundry engineering and design; scientific and technical consulting and assistance in regard to the production of soft cast iron, high strength ductile iron types with tensile properties exceeding steel, flake graphite and nodular graphite types, engineered cast irons, nodular iron, flake graphite, white cast irons, fine grain castings, austenitic cast iron, martensitic cast iron, malleable iron, gray iron, ferrous metal, castings made of iron and iron alloys, wrought and partly wrought common metals and their alloys, metal castings; research and development directed to the foundry industry, namely, research, development, and technology, as it pertains to metals, castings, irons, ferrous materials, alloys of metals, resins, molds, and metal treating