Note 17 — LECTURE IX. The Purification and Refining of Crude Copper.
Reading edition
The case of nickel may be here treated as exceptional. It is eliminated with difficulty, the nickel and copper tending to oxidise together on bessemerising.
Reading edition
The case of nickel may be here treated as exceptional. It is eliminated with difficulty, the nickel and copper tending to oxidise together on bessemerising.