Machines for the treatment, processing, and production of metals, namely, milling machines and grinding machines; machines utilizing rotational motion for high energy surface finishing and material treatment, namely, heavy, medium and light section rolling mills, cold and hot mills, strip and wide strip mills, plate and sheet mills, blooming, slabbing and billet mills, universal mills, planetary mills, multi-purpose cold mills, rod, bar and tube mills, continuous mills, reversing mills, pilgrim mills, detaching mills and mills for the rolling of steel, iron, aluminum and copper or for the rolling of alloys of the sane, and replacement parts for the aforementioned rolling mills, all of the aforementioned goods for the treatment, processing, and production of metals; rolling mills for wire, steel rod rolling mills, bloom rolling mills, rail rolling mills, and section rolling mills, drawing machines, wire ring presses, reeling machines; machines for manufacturing, processing and working seamless and welded pipes, namely, pipe expanding machines, large pipe manufacturing machines, hot and cold pipe rolling mills; presses for manufacturing, processing and working seamless and welded pipe, namely, extrusion presses, impact extrusion, cold extrusion and back-flow extrusion presses, cable sheathing presses, straightening and bending presses, plate shaping presses, deep-drawing presses, multistage presses, hydraulic metal powder presses, and replacement parts therefor; forging machines, namely, open-die forging machines, automatic forging hammers, forging presses, piercing presses and counter blow hammers, and replacement parts for the aforementioned forging machines; casting machines, namely, continuous steel slab casting machines and machines for the continuous casting of metals, and replacement parts for the aforementioned casting machines; electric power generators for rolling, pressing, forging and casting installations; hydraulic driving machines; supporting chain conveyors and hoists, roller tables, tilters, scale washers, and roller cleaning machines; conveyors for the conveying of rolled, pressed, forged and cast articles to and from rolling, pressing, forging and casting installations; electric and gas welding machines, namely, pipe welding machines, butt-welding machines; cutting machines, namely, pipe blades, flame cutting machines; machines for filling and emptying blast furnaces; machines for tilting, pivoting, and moving converters and ladles; metal coil handlers, metal coil winders, metal coil conveyors, metal coil packagers, metal coil stackers; cranes, hoists and clamps being parts thereof; grinding machines; rolling mill roll replacement machines; electric motors for machines; electric gear motors; machine coupling and transmission components, namely, hydraulic and mechanical transmissions for machinery and replacement parts therefor

Weighing, measuring, signaling, and checking apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, namely, electric luminescent display panels, light emitting diode displays, liquid crystal displays, strip tension dynamometers, strip tensioning laboratory blades, strip flatness meters, thermometers, speedometers, pressure gauges, angle gauges, distance meters, roughness gauges; electric and electronic control devices, namely, controls for influencing the flatness, roughness, pressure, and tension of rolled steel; control panels for rolling mills, electrical and magnetic detectors for monitoring the properties of rolled steel; frequency meters; apparatus for recording, transmission or reproduction of sound or images, namely, signal transmitters; calculating machines; data processors, and computers for use in operating and controlling operations of metallurgical plants and rolling mills; prerecorded magnetic data carriers featuring operating information for rolling mills, pressing, forging, and casting installations; computers featuring pre-installed computer software for controlling rolling mills, furnace plants, continuous casting machines; computer programs for controlling and regulating machines for the metallurgical industry, machines for the steel industry, continuous casting machines, rolling machines, forging machines, pressing machines and machines for processing synthetic materials, and machine tools, the aforementioned software stored on data carriers

Apparatus for heating and refrigerating purposes, namely, furnaces for metallurgical plants, steel mills, continuous casting plants, forging and pressing plants; heating and cooling systems comprised of industrial water recirculation apparatus for rolling, pressing, forging and casting installations, comprising heat insulation, water roll coolers, strip preheaters, spray water cooling sections sprayers, furnaces, cooling towers, cooling fans, scarfing and flame cutting, slab cooling wheels for pressing, forging and casting installations; systems for the cooling and purification of water, oil, and air, comprised of coolant purifying apparatus, water neutralization plants, water separators, washing and brushing machines, and water filters, the aforementioned systems for rolling, pressing, forging and casting installations for machines for the metallurgical industry; machines for the steel mill industry, namely, continuous casting machines, rolling machines for the rolling of metals, forging machines, namely, pressing machines for metals; apparatus for heating, namely, electric and gas space heaters; heat sinks for use in heating, cooling and ventilating apparatus; electric heating panels for indoor heating and cooling purposes; electric and gas heaters and furnaces for rolling stock, namely, metal products subject to rolling in a rolling mill and for continuous casting plants; cooling units for industrial purposes, namely, for rolling stock, rolling mills and continuous casting machines; drying and ventilating fans for commercial and industrial use; ventilating louvers; air cooling apparatus for metallurgical plants, steel mills, continuous casting plants, rolling mills, and forging and pressing plants; smelting machines; filters, namely, air filters, water filters, oil filters for rolling, pressing, forging, and casting installations

Scientific and technological services relating to construction and operation of metallurgical plants, steel mills, rolling mills, namely, engineering services, scientific research; research and design relating to construction and operation of metallurgical plants, steel mills, rolling mills, namely, design and testing for new product development; design and development of computers and computer software for others; technical consultancy, namely, troubleshooting of computer software used in the operation of machines for the metallurgical industry, machines for the steel mill industry, continuous casting plants, rolling machines, forging machines, pressing machines, consultancy services for the metallurgical industry, machines for the steel mill industry, continuous casting plants, rolling machines, forging machines, pressing machines