Hutton, Frederick Remsen, 1853- [from old catalog] · New York, J. Wiley & sons; [etc., etc.] · leaf 474
onnections, will illustrate this point. A seconddifficulty is from the unequal expansion of the upper andlower boilers, which concentrates its effect at the necks ornozzles, straining them and causing them to leak. Thesetypes have been much more important than they are now. 231. Mud-drum.—The use… … Fig. 373the water of the boiler, and keep it if possible from settlingupon parts of the heating-surface where its presence woulddo more harm. Hence the mud-drum will be an inverteddome or a drum at the bottom or coolest part of the boiler, andconnected with it by a neck or nozzle in line with those…
Mechanical engineering · Steam power plants
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