OPTA

Chemical additives; chemical powders; chemical additives for use with refractory furnaces; metallurgical carbons for use as a reagent or additive in iron, steel and metal alloy production; metallurgical additives for use in steelmaking; chemical agents for the desulfurization of iron and steel; Chemical preparations, namely, powders for use in extending the service life of refractory furnaces and refractory furnace linings; chemical additives for extending the service life of refractory furnaces and refractory furnace linings; Refractory fluxes for use in metal production, namely, metal refining fluxes and furnace cleaning fluxes

Magnesium, iron, slag, ladle sand for use by others in the metallurgical, steel and/or metal casting and foundry industries; metallic products for use in smelting works; slag for manufacturing steel; cored wire for use in ladle treatment of molten metals

Riser sleeves for use in the casting of metals; riser sleeves with exothermic or insulating properties for use in making cores and molds

Installation of foundry products; furnace installation and repair; installation of machinery; installation of foundry equipment; installation, maintenance and repair of industrial furnaces; providing information relating to the repair, installation and maintenance of industrial furnaces; repair or maintenance of chemical plants; repair or maintenance of chemical processing machines and apparatus; providing information relating to the repair or maintenance of chemical plants

Consulting services in the field of industrial engineering; custom design, engineering and testing of foundry products; research and development of new products for use in the specialty chemical, metallurgical, steel and metal-casting industries; engineering services in the fields of metallurgy, steel and metal-casting; scientific and technological services, namely, testing, analysis and evaluation in the field of metals, products casted therefrom and metallurgical additives for use in steelmaking and metal-casting; research and development in the fields of metallurgy; scientific research consulting in the field of metallurgy; consulting in the field of engineering