A Rudimentary Treatise on Coal and Coal Mining |
Common terms and phrases
air-ways ammonia amount anthracite basin beds Belgium bituminous boiler borehole bottom brattice brown coal cage carboniferous limestone carried Character coal-measures coal-mines coal-seams coalfield coke collieries containing Crown 8vo cwts cylinder depth Derbyshire distance district drifts drum employed engine explosive extent fathoms Fcap feet of coal feet thick field fire fire-damp Forest of Dean formations furnace gases gauze geological inches diameter inclination increase iron ironstone lamp Lancashire length light lignite lower machinery measures method millstone grit mineral mines Newcastle North oven pass-bye passing Persian person pillars piston portion pressure production pumping quantity rails raised roads roadways rocks rods roof rope Royal 8vo safety-lamp sandstone seams of coal shaft shales side Sigillaria South Wales square miles Staffordshire steam strata sufficient surface thin tion tons tubes tubs underground upper valve ventilation vertical weight wheels whilst wire workable yards
Popular passages
Page 305 - If at any time it is found by the person for the time being in charge of the mine or any part thereof, that by reason of noxious gases prevailing in such mine or such part thereof, or, of any cause whatever, the mine or the said part is dangerous, every workman shall be withdrawn...