August 30, 1918. THE COLLIERY GUARDIAN. [supplement PAGE XV.] 473 The Mirrlees-Leblanc Steam Multijector Air Pump. “Simple” Type. STEAM SUPPLY STEAM TO PRIMARY EJECTOR. SECONDARY “ejector PRIMARY EJECTOR AIR__ SUCTION. -I* DISCHARGE FROM SECONDARY EJECTOR TO FEED HEATER. LB.IS98. M1RRLEESX WATSON V Write us for advice as to which type is most suitable for your conditions. “Intermediate Condenser” Type. A TO FEED HEATER. CONDENSATE SUCTION. UMS99. STEAM SUPPLY illll COND* EJECTOR V DISCHARGE FROM PRIMARY EJECTOR. STEAM TO PRIMARY EJECTOR -H- AUXLV FOR PRIMARY COOLING WATER INLET. AIR___ SUCTION, TO SECONDARY EJECTOR For 5,000 K.W. Plant. Weight 97 lb. Operating Steam 880 lb. per hour. The Mirrlees Watson Co. Ltd. SPECIALISTS in CONDENSING PLANTS DISCHARGE FROM SECONDARY EJECTOR DRAIN TO CONDENSER OR For 5,000 K.W. Plant. Weight 200 lb. Operating Steam 400 lb. per hour. We are Specialists in Belting fl Give us particulars of any drive and we will advise you the most suitable Belt. fl By adopting our method of Power Transmission your output will be con- siderably increased. Take advantage of our 84 Years’ Experience Send for our H ” Dept. Illustrated Descriptive Catalogue. John Tullis & Son Ltd., BELTING SPECIALISTS, St. Ann’s Works, Glasgow.