Bulletin of the American Institute of Mining Engineers, Issues 117-120The Institute, 1916 - Mineral industries |
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Page 1368
... located below the dam furnished current for use during the construction period and now provides power for irrigation pumping on the Salt River Project and for sale to private consumers . The Salt River Valley is a land of perennial ...
... located below the dam furnished current for use during the construction period and now provides power for irrigation pumping on the Salt River Project and for sale to private consumers . The Salt River Valley is a land of perennial ...
Page 1372
... located in New York City , for the better carrying out of the important work now before the Joint Committee . We are happy to say that Dr. Drinker has consented to remain a member of the Institute's Committee , but the completion of the ...
... located in New York City , for the better carrying out of the important work now before the Joint Committee . We are happy to say that Dr. Drinker has consented to remain a member of the Institute's Committee , but the completion of the ...
Page 1472
... located on the intermediate shaft . Each tipple is provided . with an automatic stop which brings it into the proper position for run- ning on and off the cars , this stop being released by means of a foot lever on the operator's ...
... located on the intermediate shaft . Each tipple is provided . with an automatic stop which brings it into the proper position for run- ning on and off the cars , this stop being released by means of a foot lever on the operator's ...
Page 1476
... located symmetrically on either side of the main headframes . It was next proposed to put the two hoists under the same roof but to operate them independently of each other . Then on account of the advent of several new conditions it ...
... located symmetrically on either side of the main headframes . It was next proposed to put the two hoists under the same roof but to operate them independently of each other . Then on account of the advent of several new conditions it ...
Page 1480
... located at either end of the bin . The ore is drawn off through hand - operated gates of the swinging cut - off type , there being three gate openings for each car . SAMPLING PLANT The heads sampler is placed at the point where the main ...
... located at either end of the bin . The ore is drawn off through hand - operated gates of the swinging cut - off type , there being three gate openings for each car . SAMPLING PLANT The heads sampler is placed at the point where the main ...
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Common terms and phrases
Abrigo acid actinolite alteration American Anaconda andesite aplite Ariz Arizona Meeting ARTHUR Asst average beds Bisbee Born bornite breccia burning calcite Cananea carbonate cent Chairman chalcocite chalcopyrite CHARLES chloritic chrysotile Coal Colo concentrates Cons Copper cristobalite crystals deposits Dept diabase dikes diorite discussion district Engr Engrg epidote Escabrosa fault flotation machines formation furnace Geological GEORGE Gold grains granite Heated igneous Institute iron leaching limestone magnetite manganese mass material metamorphism Miami mill mineral Mining Engineers operation orebodies oxidized paper phosphate plant Plate porphyry Present position production Proposed pulp pyrite quartz quartzite Reheated rhyolite sand schist School of Mines Section sediments sericite shaft shales shown silica silica brick slag slime Smelt smelter solution steel sulphides sulphur Supt surface Table tailings tank temperature tests tion tons tridymite Univ Utah veins Vice-Chairman West WILLIAM York zinc zone
Popular passages
Page 1892 - States as may be designated, and the Academy shall, whenever called upon by any department of the Government, investigate, examine, experiment, and report upon any subject of science or art, the actual expense of such investigations, examinations, experiments, and reports to be paid from appropriations which may be made for the purpose, but the Academy shall receive no compensation whatever for any services to the Government of the United States.
Page 1700 - That any person authorized to enter lands under the mining laws of the United States may enter and obtain patent to lands containing petroleum or other mineral oils, and chiefly valuable therefor, under the provisions of the laws relating to placer mineral claims...
Page 1467 - DISCUSSION OF THIS PAPER IS INVITED. It should preferably be presented in person at the New York meeting, February, 1916, when an abstract of the paper will be read.
Page 2086 - The American Society of Civil Engineers, the American Society of Mechanical Engineers, the American Institute of Electrical Engineers...
Page 1891 - ... increase of domestic production of articles and materials essential to the support of armies and of the people during the interruption of foreign commerce...
Page 1693 - ... no location of a mining claim shall be made until the discovery of the vein or lode within the limits of the claim located.
Page 2119 - February, 1917, when an abstract of the paper will be read. If this is impossible, then discussion in writing may be sent to the Editor, American Institute of Mining Engineers, 20 West 39th Street, New York, NY, for presentation by the Secretary or other representative of its author.
Page 1891 - Defense to supervise and direct investigations and make recommendations to the President and the heads of...
Page 1378 - Societies are open from 9 AM to 9 PM on all week-days, except holidays, from September 1 to June 30, and from 9 AM to 6 PM during July and August.
Page 2086 - LIBRARY. AMERICAN INSTITUTE OF ELECTRICAL ENGINEERS. AMERICAN SOCIETY OF MECHANICAL ENGINEERS. AMERICAN INSTITUTE OF MINING ENGINEERS.