Metallurgy of Zinc and Cadmium

acid amount anode bars Berg blende block bottom cadmium carried cast cathode cells cent Zn chamber charge Chem clay closed coal collected concentrate condenser contains cooling copper cost cover cylinder deposit diameter discharge distillation doors dust effect electrolyte enters filter fire flue four fuel furnace furnish gases given gives grate hearth heat holds increased iron leach lead lower machine means melting metal Metallurgie method mixture mold muffle operation oxide passes pipe placed plant plate powder precipitate present producer rabble receive reducing removed residue retorts roasting rolled rows shaft sheet shown in Fig shows side smelting solution spelter square sulphide Table tank temperature thick tons treated United usually vapor vertical wall wide zinc