Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 621
, and many varieties being magnetic, a propertywhich is made available in the separation of the mineral from the gangue, iron-ore dressingworks, and the machinery used in them, is quite different from that employed for other ores.Earthy, clayey ores are cleaned in many districts by crude machines… … Fig. 9.—Collom buddle. ORE-DKESSING MACHINERY. 595 in some localities elaborately equipped dressing works have been erected. For many yearsthe magnetites of the Adirondack region have been roasted, and jigged on screens inwater.Laterally crushers and rolls have been introduced for comminuting the…
Mechanical engineering
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