An elementary book on electricity and magnetism and their applications (1919)
Jackson, Dugald C. (Dugald Caleb), 1865-1951, Jackson, John Price, b. 1868, Black, Newton Henry, b. 1874 · New York, The Macmillian Co · leaf 546
Fig. 344. — Cross section of Heroult furnace and plan of connections. As an example of the arc furnace, we shall describe verybriefly the furnace invented by Heroult, which is used in thiscountry for the production of high-grade steel. Figure 344shows a huge steel crucible or box made in two parts,…
Electricity · Magnetism
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