Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 475
um is therefore withdrawn from contact with hotgases by encasing it in brick, or by having it where the gasesonly meet it when cooled by contact with other parts of theboiler. Fig. 431 shows the mud-drum B with an axis-oarallel to that of the boiler. It is often transverse to the 43^ MECHANICAL… … boiler. The feed-pipe delivering fresh water to the boilersometimes enters the mud-drum, but this is not the bestplace. The mud-drum in pure waters often reduces to a verysmall appendage or disappears entirely. The difficulty with TYPES OF BOILERS. 439 it occurs when care has not been taken to…
Mechanical engineering · Steam power plants
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