er. The kiln, D, has bottom discharge, and of the metal to be deposited is placed. The molds are sus- bath. Finally, the carbon and manganese together reduce the furnaces arranged on each side connect with it. A cross pended from a metallic rod, ab, opposite to which the plate, the oxide of iron… … riferous material. After the gold is dis- through atap hole in the bottom of the solved, water is admitted, carrying off the chloride of gold ladle, retaining the slag which floats on the surface till the toa vat, When the ore is thoroughly leached, it is dis- last. When the first mold is filled,…
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