2 Bilder zum Thema "electro refining" bei ClipDealer

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Copper electrolysis-cathode plates. The copper is refined by electrolysis. The anodes cast from processed blister copper are placed into an aqueous solution (copper sulfate and sulfuric acid).
An industrial stretch of harbor shore with a large pile of wood chips. The chips are stacked in large piles that occupy a large area on the port side.

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