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Showing: 1 to 10 of 164 matches for "railroad ajo"  Page   1   2   3   4   5   6   7   8   9  next TITLE Leaching Practice And Costs At The New Cornelia Mines Of The Calumet & Arizona Mining Co., Ajo, Ariz. ? Introduction  SUMMARY ... Southe rn Paoific Railroad over the Tucson, Co rneli a , ... temp rature 1s 70 .5°F. The oamp is s ituated at tbe base of the Liltle Ajo MQuntains at an elevation ... AUTHOR Bell, George A. PUBLISHED 1930 TITLE A Mine, A Smelter, And A Railroad  SUMMARY ... A XLYE, A SMELTER, AND A RAILROAD ... Cananea mine in Sonora and later took an, active interest in the operations of the New Cornelia com- pany at Ajo, Arizona. ... AUTHOR Cleland, Robert Glass PUBLISHED 1952 TITLE Contents  SUMMARY ... Ore to the Railroad, Bisbee Pilares de Nacozari Campbell Shaft, Copper Queen Branch, Bisbee Walter Douglas El Paso Refinery Louis Shattuck Cates View of Ajo ... AUTHOR Cleland, Robert Glass PUBLISHED 1952 TITLE Colorado Paper - Tailing Excavator at Plant of New Cornelia Copper Co., Ajo, Ariz. (with Discussion)  SUMMARY ... car which runs in the lower chord of the bridge; the larry then delivers the ore either into railroad cars, standing on ... At Ajo, the bucket delivers the tailing ... AUTHOR Moeller, Franklin PUBLISHED 1920 TITLE Haulage Methods Stress Speed, Capacity – Railroad  SUMMARY ... switching engines of about 150 hp per 25 tons of weight, whereas railroad mainline locomotives ... layout at the New Col rnelia mine of Phelps Dodge in Ajo, Ariz. ... PUBLISHED 1967 TITLE Salt Lake Paper - The Ajo Copper-Mining District  SUMMARY ... 1914) THE Ajo copper district is in the heart of the Arizona desert, near the western boundary of Pima county. Gila Bend, thc ncarest railroad point, is 43 ... AUTHOR Joralemon, Ira B. PUBLISHED 1915 TITLE Calumet And Arizona ; Ajo ; Nacozari  SUMMARY ... work of Dr. Ricketts and General Green- way, at Ajo." With the success of its Ajo properties assured, the Calu- met and Arizona built a railroad in conjunction ... AUTHOR Cleland, Robert Glass PUBLISHED 1952 TITLE Enterprises Of Great Moment  SUMMARY ... The Tucson, Cornelia and Gila Bend Railroad, a short line from Gila Bend to Ajo, in which the El Paso and Southwestern held a fifty-per-cent interest, was not ... AUTHOR Cleland, Robert Glass PUBLISHED 1952 TITLE New Cornelia  SUMMARY ... used for hauling on upper levels where the laying and use of railroad tracks are not ... On the evenings of October 23 and 24,1954, the Ajo District Chamber of ... PUBLISHED 1957 TITLE Open-Pit Copper Mining Methods At New Cornelia Branch, Phelps Dodge Corp., Pima County, Ariz. ? Summary And Introduction  SUMMARY ... 30 Sketch map, open-pit mine and plant, Ajo, Ariz ..•• o. 4 ... and practics at New Corne lia Branch, Phelps Dodge Corp., Ajo, Ariz. ... AUTHOR Hardwick, W. R. PUBLISHED 1960 Showing: 1 to 10 of 164 matches for "railroad ajo"  Page   1   2   3   4   5   6   7   8   9  next Search Again