A Text-book of Coal-mining: For the Use of Colliery Managers and OthersCharles Griffin & Company, 1904 - 563 Seiten |
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... ELECTRICAL PRACTICE IN COLLIERIES . By D. BURNS , M. E. , M. Inst . M.E. , Lecturer on Mining and Geology , Glasgow and West of Scotland Technical College . With numerous Illustrations . 6s . net . MINE SURVEYING . For the Use of ...
... ELECTRICAL PRACTICE IN COLLIERIES . By D. BURNS , M. E. , M. Inst . M.E. , Lecturer on Mining and Geology , Glasgow and West of Scotland Technical College . With numerous Illustrations . 6s . net . MINE SURVEYING . For the Use of ...
Seite v
... electrical winding engines , and with the appli- cation of central condensation stations . Nearly two hundred figures were added to the fourth edition to illustrate , as far as possible , the most recent appliances , and the opinions ...
... electrical winding engines , and with the appli- cation of central condensation stations . Nearly two hundred figures were added to the fourth edition to illustrate , as far as possible , the most recent appliances , and the opinions ...
Seite ix
... Electricity 56 43 Continuous Currents 57 43 • 44 • . 46 46 Multiphase Currents Terms Used Preventing Sparking Alternating Currents 57 59 59 63 Adelaide Drill Brandt Drill Efficiency Power Machine Drills Ingersoll Drill.
... Electricity 56 43 Continuous Currents 57 43 • 44 • . 46 46 Multiphase Currents Terms Used Preventing Sparking Alternating Currents 57 59 59 63 Adelaide Drill Brandt Drill Efficiency Power Machine Drills Ingersoll Drill.
Seite x
... Electric Percussive Drills Forms of Bits Use of Water in Boring Holes Cost of Machine and Hand Drilling Coal Cutting ... Electricity • 94 Machines Worked by Compressed Tension Fuses · 94 Air 76 Quantity Fuses 94 Gillott & Copley Rigg and ...
... Electric Percussive Drills Forms of Bits Use of Water in Boring Holes Cost of Machine and Hand Drilling Coal Cutting ... Electricity • 94 Machines Worked by Compressed Tension Fuses · 94 Air 76 Quantity Fuses 94 Gillott & Copley Rigg and ...
Seite xi
... Electricity . 229 Different Systems of Haulage Direct Acting Haulage 230 • 230 • 230 232 Size of Engines required Main and Tail - rope Haulage . 244 • 244 • 244 · 245 • 246 • 247 247 248 248 250 251 . 251 . 251 . . 251 . 253 253 Devices ...
... Electricity . 229 Different Systems of Haulage Direct Acting Haulage 230 • 230 • 230 232 Size of Engines required Main and Tail - rope Haulage . 244 • 244 • 244 · 245 • 246 • 247 247 248 248 250 251 . 251 . 251 . . 251 . 253 253 Devices ...
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Häufige Begriffe und Wortgruppen
alternating current amount angle Anthracite apparatus arrangement attached bars bolts boring bottom brake cage carbon carbonic acid carried cent centre chain coal coal-dust coils Colliery compressed connected consists cost cylinder depth distance drill driven drum employed engine explosion feet fire-damp fixed flange friction gear groove haulage hole inclined Inst iron lamp latter length lever lifted load longwall lower Lye Cross machine method mines motor obtained ordinary passes pieces pillars pipes piston placed plate plunger position pressure prevent props pulley pump quantity rails revolutions per minute roads rods roof rope round safety lamp screen screw seams Série shaft shown in Fig side sliding South Wales speed stall steam steel stroke surface timber tippler tool tube valve velocity ventilation vertical water gauge weight wheel winding winding engine wire yards