1066 THE COLLIERY GUARDIAN. November 20, 1914. COKE OVENS WITH DIRECT RECOVERY OF BY-PRODUCTS. SIMPLE AND EFFICIENT. NO NOXIOUS EFFLUENT. COAL WASHERS SIMON-CARVES LTD MANCHESTER LATCH & BATCHELOR LD. Wire Drawers, Manufacturers of all classes of Wire Ropes. Patentees and Manufacturers of LOCKED COIL AND FLATTENED STRAND WIRE ROPES. HAY MILLS, near BIRMINGHAM. Pig. a. HAULING. Lay Ropes. Fig. i. HAULING. Patent Flattened Strand Ropes. Fig. ao. WINDING. Fig. 4. WINDING. RPENGEB & f!0. LD Engineers, Melksham WILTS BRANCH OFFICES. HULL— Burnett Avenue. CARDIFF- 92, Claude Road. LONDON— 3 3, Queen Victoria Street, E.C. LIVERPOOL- 34, Castle Street. Pig. 13a. SINKING. Advantages of Patent Flattened Strand Ropes. 1. Greater wearing surface, therefore longer life of rope and less wear upon pulleys. 2. Greater strength, thereby admitting of smaller ropes being used for existing loads, or of increased loads without increase in size of rope. 3. Spliced easily and more effectively. 4. Less tendency to twist and stretch in working. Fig. 13a for Sinking and Fig. 11b for Cranes, &c., are non-twisting. Pig. fib. CRANE, &c Price 10s. (10s. 7d. post free). RECORD OF THE British Coal Dust Experiments. 128 Illustrations, consisting of Coloured Plates, Photographs, &c. THE COLLIERY GUARDIAN CO. LTD., 30 & 31, Furnival Street, Holborn, London, E.C. ■HSHHaS HsSWi Locked Coil Ropes. indispensable for deep shafts. Stronger than any other rope of same size. Entirely free from twist. Smooth surface reduces wear to a minimum. Duration far ahead of any other construction. WINDING. GUIDE. ■ For all Exhaust Steam Installations | BAKER OIL SEPARATORS should be specified to ensure the best possible results Bakers (Leeds) Ltd. Hunslet, Leeds. Write for Catalogues, MINE VENTILATION, INDUCED DRAFT, CUPOLA BLOWING, FORGE BLOWING, JAMES KEITH & BLACKMAN CO. LTD., 27, FARRINGDON AVENUE, LONDON. WIRE ROPES OF ALL KINDS. Agents for Yorks, Notts. Derby & Leicester— YEADON, SON & CO., Albion Place, LEEDS. W. B. BROWN & CO. (BANKHALL) LTD., Globe Works, Liverpool.