on of carbon is of the the blast furnace plant from the time when the raw ing engines of 1,350 horse power. materials are brought into the works to the final opera- utmost importance. This result is secured by the ex- When a converter is to be charged it is swung back tion of loading the pig iron… … of the blast in molteniron. Any- the form of silica, one unacquaint- ed with the art which in turn | eight feet in diameter and fifteen feet in depth, with forms slag by combination with the iron and man- would suppose that, in a Gase where thesame quality of ganese. These chemical changes are…
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