Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 317
^S^:/^ J^ ■ Misiitui-mmi^^^!^!!^,r^. F^T.-JtP 1249. RAILWAY STEAMSHOVEL, the Bucyrus model.For railway or other excavating onmovable trucks. io8 MINING. … pass the bottom side of the drum. thrown off, and drop into a separate compartment 1250. MAGNETIC ORESEPARATOR, Hoffman»type. The pulverized ironore is fed to a travelUng ap-ron, which passes over a seriesof magnets beneath the apronand over a drum where themagnetized iron particles areheld to the…
Mechanical movements
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