March 7, 1913. THE COLLIERY GUARDIAN. 477 HAULAGES AND THREE-THROW PUMPS TO DRIVE BY Air, Steam or Electricity. BRIQUETTE MACHINERY. IRON « STEEL FORCINGS. HAMMERED SHAFTS IN STOCK up to 16 in. diameter. k, _________________" ■■'I Turn Waste Into Cash ■ » -1 ■ ■■' I . .. . . "’**’*! KlS THE USKSIDE ENGINEERING _ co. LTD., Newport, Mon. TTTILISE the heat in your exhaust steam —make it do good work—send those waste heat units wherever you want heat, and thus effect a large save with your plant. The Exol system is the only successful system that makes possible the rational utilisation of heat in the exhaust—it cleans steam—it extracts oil for re-use—it keeps boilers clean—it saves money for you— and all for nothing, too ! Users of the Exol System now get full heat value out of the coal they hum, and remember, only the Exol System makes this save possible. Get to know more about this system. Send for free, interesting booklet—to-day— NOW! Exol Company, 66, Fenchurch St.,London,E.C. THE ™an' at—- KEITH CENTRIFUGAL FANS THE KEITH FANS ARE OF STRONG AND COMPACT CONSTRUCTION, AND GIVE EONG SERVICE WITH MINIMUM ATTENTION. THESE FANS ARE EXTENSIVELY USED FOR VENTILATION, INDUCED DRAFT, DUST EXHAUSTING, SMOKE REMOVAL, &c. James Keith & Blackman Co. Ld. 27, Farringdon Avenue, LONDON. CLARKE, CHAPMAN & CO. LTD., Dxetovxa ISOovks, GATESHEAD. Direct-acting Mine Pump. “ Woodeson ” Patent GENERAL & ELECTRICAL ENGINEERS — AND — BOILERMAKERS. Specialists in Colliery Power Plant, Haulage and Winding Gears, Water Tube Boilers (“Woodeson” Patents), Pumps for all Purposes (Steam and electrically driven). Telephones— Telegrams— 1070-1073 Central, Newcastle. Cyclops, Gateshead. 137, City. Cyclops Fen, London. Electrically-d riven Endless-rope Haulage Gear.