Berzelius


Berzelius :

A tin smelting process operated by Berzelius Metalhütten at Duisberg-Wanheim, Germany. A mixture of oxide ore, coal, and sodium carbonate is fed continuously into a rotating tubular kiln having a constriction at the discharge end. The molten metal product collects in the sump at the end and the slag, which forms an upper layer, and flows off

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