Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 643
ageous when the temperature ofthe gases is unduly high upon leaving the setting, although itmay fairly be urged that the boiler itself should have adequateheating-surface to cool the gases, without leaving this to bedone by the economizer (Fig. 493). The advantages of the flue-heaters are that they… … d^CO/IAMt-Ci tOi
Mechanical engineering · Steam power plants
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