Mining Engineers' Handbook, Volume 1Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
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Hasil 1-3 dari 90
Halaman 4-3
... Explosive base C6H10N4013 . Explosive base Ethylene glycol dinitrate ... C2H1 ( NO3 ) 2 ...... Explosive base , and to reduce freezing point Nitrocellulose ( guncotton ) .. ( CgH7 ( NO3 ) 3O2 ) x Explosive base Nitrostarch .. Organic ...
... Explosive base C6H10N4013 . Explosive base Ethylene glycol dinitrate ... C2H1 ( NO3 ) 2 ...... Explosive base , and to reduce freezing point Nitrocellulose ( guncotton ) .. ( CgH7 ( NO3 ) 3O2 ) x Explosive base Nitrostarch .. Organic ...
Halaman 4-20
... explosive or the -Explosive -Stemming Air space Stemming Air space . Explosive Air space Stemming Explosive Explosive Stemming Rock dust Fig 8. Modes of Charging for " Cushion " Blasting stemming in the drill holes , while " stemming ...
... explosive or the -Explosive -Stemming Air space Stemming Air space . Explosive Air space Stemming Explosive Explosive Stemming Rock dust Fig 8. Modes of Charging for " Cushion " Blasting stemming in the drill holes , while " stemming ...
Halaman 9-24
... explosions , fatalities from 23-34 fuels , typical analyses 40-11 indicators in rescue work 23-58 injecting into oil structures 44-05 lease , Alberta 24-32 masks 23-55 measuring 40-45 in oil 44-02 Gelatin method for borehole surveys ...
... explosions , fatalities from 23-34 fuels , typical analyses 40-11 indicators in rescue work 23-58 injecting into oil structures 44-05 lease , Alberta 24-32 masks 23-55 measuring 40-45 in oil 44-02 Gelatin method for borehole surveys ...
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Istilah dan frasa umum
angle Ariz aver bench black powder blasting block bottom broken caps cars caving chalcocite chalcopyrite churn drills chutes coal copper core cost per ft cribbed cross-sec crosscuts crystals Data deposits depth diam driven dynamite excavation explosives face filled stopes 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 Mesabi Range 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 side sill 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