H�roult's second most important contribution is the first commercially successful electric arc furnace ( EAF ) for steel in 1900.
32.
Some physical components of the steelmaking process itself, such as the electric arc furnace, may also wear down and oxidize.
33.
Nine electrodes, joined in columns of three each, are used in the average electric arc furnace to melt scrap steel.
34.
Today, feromanganese can be still efficiently produced in a blast furnace, but, even in this case, electric arc furnace are spreading.
35.
Electric arc furnaces are also used for production of calcium carbide, ferroalloys and other non-ferrous alloys, and for production of phosphorus.
36.
For example, in the 1870s Siemens used electromagnetic dynamos to power electric arc furnaces for the production of metals and other materials.
37.
The plant houses an electric arc furnace mini-mill and employed approximately 500 people ., with 375 losing their jobs at its closure.
38.
DRI is most commonly made into steel using electric arc furnaces to take advantage of the heat produced by the DRI product.
39.
Iron making facilities were extended and the steel making processes modernised by the commissioning of basic oxygen furnaces and electric arc furnaces.
40.
Melting in an electric arc furnace can be used to produce small ingots of the metal without the need for a crucible.
