Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 169
ly impossible to wash the loose scale and sedi-ment from one handhole to the other, with three or four inches of water standing inthe bottom of the shell. It is much commoner, at the present time, to tap the blow-off pipe into the bottomof the boiler at the rear end. about eight inches from the… … Fig. 4.—Blow-off Entering at the Bottom of the Shell. attachment of the blow-off to the boiler is not the only point to be determined, however;for there are several other features that also demand careful consideration. It is com-mon, for example, to use a short nipple from the shell, so that the…
Locomotives · Steam-boiler explosions
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