September 18, 1914, THE COLLIERY GUARDIAN 643 .o7SZ;». COAL DISTILLATION CO., Middlesbrough. T^:- by-produc'Tcoke ovens, Waste Heat and Regenerative Types . (Huessener & Collin Patents). NEW DIRECT RECOVERY OF BY-PRODUCTS. Benzol and Tar Distillation Plants. BUMSTED & CHANDLER LTD. Cannock Chase Foundry and Engine Works, HEDNESFORD, STAFFS. Telegrams—“ Bags, Hednesford.” Telephone—48 Cannock. FANS AND ENGINES FOR MINE Ventila= tion, with Special Reversing Doors. Is- High Speed Engines FOR LIGHTING and POWER. Centri= fug al Pumps. Haulage Gears, &c. Above illustration shows our Steel CasedJReversing Fan, which is passing a larger volume of air than the 40 feet brick-cased fan alongside it.