Method of spray smelting copper

Details Method of spray smelting copper Method of spray smelting copper

C - Chemistry, Metallurgy

22

B

53/279

C22B 15/00 (2006.01)

Patent

CA 1051205

A B S T R A C T In the method of smelting copper by melting a starting material of the group consisting of copper ore and roasted copper ore in a furnace along with a flux, separating from the melt a material of the group consisting of a matte and white metal which abound in cuprous sulfide, and thereafter smelt- ing the separated matte or white metal with a member selected from the group consisting of oxygen and an oxygen-containing gas to convert same into blister copper, the improvement which comprises causing said matte or white metal to freely flow downwardly in a molten state and blowing a member select- ed from the group consisting of air, oxygen-enriched air and oxygen against the downwardly flowing stream of matte or white metal thereby dividing said stream of matte or white metal into fine particles as well as oxidatively smelting the matte or white metal to convert same into blister copper.

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