Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 518
Fig. 409.surfaces so as to fit the lines of the vessel to a degree. Thegases may be led from the furnace by flue or tubes to the TYPES OF BOILERS. 48 r back connection and then returned by flues or tubes to thefront (Figs. 384 and 408). Sometimes the gases were returned III … on a lower level (drop-return-tubular or flue boilers), andmany combinations have been made of the tube and flue prin- 4^2 MECHANICAL ENGINEERING OF POWER PLANTS. ciple. These boilers are sometimes called Martin boilers,although properly the Martin boiler had the return of thegases around nests of…
Mechanical engineering · Steam power plants
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