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Scientific American, Vol. 8, No. 27 (March 1853) (1853)
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tientife •ma Amm&^n ©b nsricujSTraiY, ato jotjieuak, ot ssDHiasiwJiiPES}, M3B<ciaA0a(D&a axto ©ifbubb nMtpmOTtsOTwm LNUMBEfc 27. VOLUME VIII.] NEW-YORK, MAECH 19, 1853 Scientific American, MACHINERY FOR REDUCING METALLIC BARS CIRCULATION 17,000. Figure 1. Figure 2. PUBLISHED WEBKLT At 12S fnlton… … or three hours. Twelve parts of litharge to 1 v v o, of equal diameter. The reduction of a ed to fit into the annular space between the The annexed engravings are views of im- three of the sulphate of zinc, are employed, rod on its opposite sides is effected by running peripheries of rollers, A and…Patents · Patented · Inventors · Inventor · Railroad · Patent office · Annular · Crystal palace · Centre surrounded · Sulphurous acid · Sulphuric acid · Scientific American · Outer surface · Acid gas · Hot air
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