Morenci Copper Mine Arizona USA Mining Technology
History of Morenci copper mine The Detroit Copper Company started mining at Morenci in 1872 Copper Queen Consolidated Mining bought the property in 1885 with the company name changed to Phelps Dodge in 1917 Phelps mined underground until the 1930s converting to an open cut operation with rail haulage in 1937
Improving shutdown times with primary
The MKIII is a high speed primary gyratory crusher surpassing traditional primary gyratory crushers by up to 30 % in speed thus having a 30 % higher capacity The rotable top shell ensures safe maintenance and reduces downtime by up to 70 % Metso to deliver primary gyratory crushers and apron feeders to two copper mines in Central Asia