Note 10 — LECTURE V. Reverberatory Smelting Practice.
Reading edition
The East Butte Copper Mining Company has recently reported the successful sintering of its flue-dust by Dwight-Lloyd machines. (See Mining Journal, Jan. 6, 1912, p. 21).
Reading edition
The East Butte Copper Mining Company has recently reported the successful sintering of its flue-dust by Dwight-Lloyd machines. (See Mining Journal, Jan. 6, 1912, p. 21).