Mining Engineers' Handbook, Volume 1Robert Peele, John A. Church Wiley, 1941 - 2442 halaman |
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Halaman 10-631
... Mining Practice at Morenci , Ariz . McH . Mosier and G. Sherman . ( H ) No 6107 ( 1929 ) 100. Methods at New Cornelia , Ajo , Ariz . G. R. Ingham and A. T. Barr . ( H ) No 6666 ( 1932 ) 101. Airplane in Mining . Numerous authors . ( A ) ...
... Mining Practice at Morenci , Ariz . McH . Mosier and G. Sherman . ( H ) No 6107 ( 1929 ) 100. Methods at New Cornelia , Ajo , Ariz . G. R. Ingham and A. T. Barr . ( H ) No 6666 ( 1932 ) 101. Airplane in Mining . Numerous authors . ( A ) ...
Halaman 10-637
... Mining Formulas . T. A. O'Donahue . Wigan , 1907 475. Engineering Geology . H. Ries . Wiley & Sons , 1914 476. Report of Commission to Investigate Frank Slide ... Mining Methods of Alaska Gastineau Mining Co. G. T. BIBLIOGRAPHY 10-637.
... Mining Formulas . T. A. O'Donahue . Wigan , 1907 475. Engineering Geology . H. Ries . Wiley & Sons , 1914 476. Report of Commission to Investigate Frank Slide ... Mining Methods of Alaska Gastineau Mining Co. G. T. BIBLIOGRAPHY 10-637.
Halaman 10-638
Robert Peele, John A. Church. 530. Mining Methods of Alaska Gastineau Mining Co. G. T. Jackson . ( B ) Vol 63 , 1920 , p 464 531. Standardizing by North Butte Mining Co. R. Linton . ( B ) Vol 66 , 1921 532. Equipment and Operation of ...
Robert Peele, John A. Church. 530. Mining Methods of Alaska Gastineau Mining Co. G. T. Jackson . ( B ) Vol 63 , 1920 , p 464 531. Standardizing by North Butte Mining Co. R. Linton . ( B ) Vol 66 , 1921 532. Equipment and Operation of ...
Isi
Polished Surfaces of Metallic Ores | 1-9 |
appears following Section | 1-14 |
Yellow Bronze or Red in Color | 1-24 |
Hak Cipta | |
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angle Ariz aver bench black powder blasting block bottom broken bucket caps cars caving chalcocite chalcopyrite churn drills chutes coal copper core cost per ft cribbed cross-sec crosscuts crystals Data deposits depth diam drilled and blasted driven dynamite excavation explosives face filling floor footwall ft deep ft high ft long ft wide fuse gelatin grizzly ground hammer drills hanging wall haulage level hematite hoisting holes horiz igneous rocks inclined intervals iron jackhammers labor lagging limestone loading magnetite manway method minerals mining mucking orebody pillars pipe porphyry posts powder pump pyrite pyrrhotite quartz quartzite raises rock rods samples sand schist scraper sets shift shovel shrinkage stopes sills sinking slice sludge soft sphalerite square-set steel stope stulls sub-level sulphide surface Table thick timber tons top-slicing Total tunnel usually veins ventilation waste width