Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 451
FIG. 12, A BESSEMER CONVERTER BLOWING OFF. … lOURING INTO A LADLE FROM AN OPEN-HEARTH FURNACE. carbon is the key-noteof them all. cementation. The cementation pro-cess is an old one, muchless used than formerly,but it gives a high gradeof steel, such as that usedin cutlery. Its operationis comparatively sim-ple and consists substan-tially in…
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