Mining Engineers' Handbook, Volume 2Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
Dari dalam buku
Hasil 1-3 dari 93
Halaman 26-40
... rope and gives a positive hold . Another ( Maker 8 ) has a pair of rollers at each end of the box - head , the axes of which are parallel to the rope ; the rollers are grooved to match the strands of the rope , each pair being contained ...
... rope and gives a positive hold . Another ( Maker 8 ) has a pair of rollers at each end of the box - head , the axes of which are parallel to the rope ; the rollers are grooved to match the strands of the rope , each pair being contained ...
Halaman 26-42
... rope tension at highest point determines size of rope ; for tension due to loading , see Eq 29 ( Art 2 ) . As the wt per ft in the equation must include that of the running rope , the rope size is found by assuming a wt , say 1 lb per ...
... rope tension at highest point determines size of rope ; for tension due to loading , see Eq 29 ( Art 2 ) . As the wt per ft in the equation must include that of the running rope , the rope size is found by assuming a wt , say 1 lb per ...
Halaman 26-45
Robert Peele, John Adams Church. Tail Tower Out - haul ropes - Button rope- Out - haul rope Fall block Skip Fig 43. Cableway with Fixed Towers Out - haul rope . Button rope . Track cable- Button rope 다 Track cable In - haul rope ...
Robert Peele, John Adams Church. Tail Tower Out - haul ropes - Button rope- Out - haul rope Fall block Skip Fig 43. Cableway with Fixed Towers Out - haul rope . Button rope . Track cable- Button rope 다 Track cable In - haul rope ...
Isi
AND SORTING OF ORES | 15 |
ELECTRIC POWER | 16-1 |
sion Wiring | 19-1 |
Hak Cipta | |
12 bagian lainnya tidak diperlihatkan
Edisi yang lain - Lihat semua
Istilah dan frasa umum
adjustment Aerial Tramway anthracite approx assay aver borax buckets Bur Mines capac carriers cars charge chute claim coal mines compressor concentrate conveyer copper cost crusher crushing cu ft cupel cyanide deflection diam discharge distance drill dust elev engineer explosions feed filter fire firedamp gold grade hoisting horiz intercooler labor lamp less litharge loaders loading lode long ton machine material mechanical metal method mill mineral motor operation pipe plant plate plumb-bob pump pyrite rock safety lamps sample screen shaft sheave short ton side silver sizes Sodium carbonate solution speed station steel stopes surface survey Table tape telescope temp tension tests timber tion tons Total towers track cable traction rope tramway Trans transit traverse underground usually valve vein vertical wire zinc