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Scientific American, Vol. 61, No. 3 (July 1889) (1889)

leaf 4

An illustration from Scientific American, Vol. 61, No. 3 (July 1889), 1889, leaf 4
NETIC ORE SEPARATOR. matic gear cutting machine (Eberhardt's patent) con- material worked. The belt is intended to travel about A construction by means of which ore may be effect- structed by Messrs. John Lang & Sons, of Johnstone, four hundred feet a minute, throwing the ore against ively… … papers and the public should avoid giving currency finishing, and the machine is so geared that it can cut THOMAS' MAGNETIC ORE SEPARATOR. to this unfounded and dangerous phrase. There are iron wheels up to three inch pitch with two such cutters probably no more deaths from heart failure in these…

Munn · Machine · Patents · Scientific American · Protective · Horse power · Gas engine · Protective deck · Express money · American supplement · Pitch lines · Square foot · Torpedo boat · Fossil meal

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