A furnace heated to high temperatures by an electric current, used in smelting, melting metals, steel making, manufacturing carbides, etc.
Electric-furnace Sentence Examples
Moissan (Comptes rendus, 1903, 1 37, p. 229) by the direct combination of the two elements in the electric furnace.
Moissan by reducing the oxide with carbon in the electric furnace (the product obtained always contains from 2-3% of combined carbon), and by H.
rend., 1896, 122, p. '088), in which the oxide is heated with sugar charcoal in the electric furnace.
A somewhat impure silicon (containing 90-98% of the element) is made by the Carborundum Company of Niagara Falls (United States Patents 745 122 and 842273, 1908) by heating coke and sand in an electric furnace.
The specific heat varies with the temperature, from 0.136 at -39° C. to 0.2029 at 232° C. Silicon distils readily at the temperature of the electric furnace.