Direct reduced iron
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Direct reduced iron, also called sponge iron, is produced from the direct reduction of iron ore into iron by a reducing gas which contains carbon or hydrogen. When hydrogen is used as the reducing gas
Hot-briquetted iron
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Blast furnace
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A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally pig iron, but also others such as lead or copper. Blast refers to the combustion air being
Direct reduced iron
…to take advantage of the heat produced by the DRI product. Direct reduction processes were developed to overcome the difficulties of conventional blast furnaces. DRI plants need not be part of an integrated steel plant, as is characteristic of blast furnaces. The initial capital investment and operating costs…
Former AHM blast furnace in Port of Sagunt, Valencia, Spain
Blast furnaces of Třinec Iron and Steel Works in Czech Republic
Charcoal burning iron blast furnace in Jackson County, Ohio, 1923
Rising carbon monoxide reduces iron oxides to pure iron through a series of reactions that occur at different areas within a blast furnace.