HISARNA

Metals and metal alloys, particularly iron and steel

Furnaces; apparatus for supplying feed materials to furnaces, namely, lances not power operated or part of machines, and tuyeres in the nature of nozzles; injection lances for furnaces, being structural parts for furnaces; water cooled panels for furnaces; apparatus for processing off gases produced in furnaces, namely furnace cyclones for combusting gases produced in furnaces, being structural parts of furnaces, ventilation hoods for conveying and cooling hot gases produced in furnaces; apparatus for pretreating feed materials for furnaces, namely, kilns and pre-heat chambers for pre-heating and pre-reducing raw materials feed to furnaces; apparatus for handling molten material produced in furnaces being structural parts of furnaces, namely slag notches, slag zone coolers, and furnace forehearths being an extension to a furnace