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Scientific American, Vol. 78, No. 4 (1898) (1898)
leaf 7
h chilled corrugated iron plates, erushed ore is first allowed to fallin front the aperture between faces of which is of a series of three 12-inch magnets (Fig. Fig. 1—THE EDISON MAGNETIC CONCENTRATORS. about 244 inches. Unlike the giant rolls 1). The tailings, or the crushed particles these are… … should not be de- the concentrating mill. This con- © 1898 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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