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processing of iron in factories

processing of iron in factories

The blast furnace uses coke, iron ore and limestone to produce pig iron coal is a key part of the cokemaking process the coal is crushed and ground into a powder and then charged into an oven where it is heated to approximately f in the absence of oxygen

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    Sep , subprocess based environmental impacts were assessed per one ton of product in order to detect the most polluting subprocess during the entire liquid steel production process the products of cm, s, bf and bof were coke, sinter, liquid iron li and liquid steel ls, respectively

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