Marcy's Mill and the Men who Winnowed the Facts |
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Page 44
... capacity was 18 percent more than when this same mill operated as an overflow mill without a grate . The daily tonnage now given with eight mills , equipped with Hetchel grates , is 22,000 tons with 3 - inch feed reduced by crushing and ...
... capacity was 18 percent more than when this same mill operated as an overflow mill without a grate . The daily tonnage now given with eight mills , equipped with Hetchel grates , is 22,000 tons with 3 - inch feed reduced by crushing and ...
Page 47
... capacity at such small expense . Later Wraith did many other things , that increased the capacity and efficiency of the Andes plant . MARCY MILL DEPARTMENT MEN HROUGHOUT the development of the Mar- 47 ANDES COPPER CO .
... capacity at such small expense . Later Wraith did many other things , that increased the capacity and efficiency of the Andes plant . MARCY MILL DEPARTMENT MEN HROUGHOUT the development of the Mar- 47 ANDES COPPER CO .
Page 69
... capacity could be increased to the point wanted . Marcy told the superintendent of the plant to take out the wooden linings of the mills and the greater tonnage would be available . The management was naturally as- tounded and pleased ...
... capacity could be increased to the point wanted . Marcy told the superintendent of the plant to take out the wooden linings of the mills and the greater tonnage would be available . The management was naturally as- tounded and pleased ...
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65 mesh A. G. McGregor Agnew Alaska Allis-Chalmers Company Anaconda build Calumet and Arizona Cananea capacity Cates chief engineer chrome closed circuit Copper Cliff Copper Company Denver diameter discharge end Dorr classifier drafting end rod mill equipment experience experimental flotation furnace George Bradley GOLD MINES grate Greenway grinding H. K. Burch Hardinge mills Inspiration installation International Nickel Klepetko Lambourne later low pulp line manager Marcy ball mill Marcy mills Marcy open end Marcy rod mills Marcy says Marcy's ment mill grinding mill superintendent milling plant Mining Company mining history Molybdenum Morenci motor Mueller Nacozari open end rod Oscar Johnson pany Phelps Dodge Phelps Dodge Corporation Philip Carey president primary grinding Repath Ricketts Roan Antelope Salt Lake City scheelite Smelter Supply Company tion Tobe tonnage tons daily tons per day tube mills U. S. Vanadium Utah Copper winnow Wraith