Mining Engineers' Handbook, Volume 1Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
Dari dalam buku
Hasil 1-3 dari 81
Halaman 23-26
... Increase in Height of Cap with Increase in Size of Testing Flame estimated by eye , with allowance for normal cap . Wolf lamp permits estimate of as little as 1 % firedamp , the cap of which is about 3/16 in high . As the proportion ...
... Increase in Height of Cap with Increase in Size of Testing Flame estimated by eye , with allowance for normal cap . Wolf lamp permits estimate of as little as 1 % firedamp , the cap of which is about 3/16 in high . As the proportion ...
Halaman
... Increase in jaw throw causes marked increase in capac , if same minimum opening be maintained . Curved Jaw plates tend to permit crushed material to spread out in the fine - crushing zone , which decreases tendency to choke and increases ...
... Increase in jaw throw causes marked increase in capac , if same minimum opening be maintained . Curved Jaw plates tend to permit crushed material to spread out in the fine - crushing zone , which decreases tendency to choke and increases ...
Halaman 3
... increased by wear of the breaking head . This increase in nip angle causes great decrease in discharge capac . If more than a small adjustment is required , it must be got by making the concaves and breaking head thicker and shorter ...
... increased by wear of the breaking head . This increase in nip angle causes great decrease in discharge capac . If more than a small adjustment is required , it must be got by making the concaves and breaking head thicker and shorter ...
Isi
COMPRESSED AIR PRACTICE | 15-2 |
Appli | 15-15 |
Hydraulic Compressors | 15-22 |
Hak Cipta | |
22 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 compressed 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 hoisting horiz intercooler labor lamp less litharge loaders loading lode long ton machine 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 vein vertical wire zinc