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Scientific American, Vol. 46, No. 22 (June 1882) (1882)
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end is supported Fire brick or angle irons are used to project the falling ore by a spider that encircles and radiates from the air pipe, M. nearest the ends of the furnace having annular flanges to This flue, H, revolves with the furnace, ABC. prevent longitudinal movement of the furnace.… … WITHERELL AND VARY'S FURNACE FOR ROASTING, DESULPHURIZING, AND CHLORIDIZING ORES. © 1882 SCIENTIFIC AMERICAN, INCPatents · Cylinder · Patented · Agate · Boiler · Ore · Scientific American · Device · Trade catalogs · Post office · Sewing machine · Vinegar yeast · Horse power · Short distance · Fire alarm · Pounds pressure · Open market
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