Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 46
annotl)e controlled to any great extent. The present article is designed to show how allexpansion and contraction of shell-plates may be avoided, and deposit of scale largely])revented. These can be accomplished, in the writers experience, by spraying thefeed into the steam space of the boiler.… … Top Feed Apparatus. made of pipe of the same size as the feed line. The spray plates are 10 inches in diame-ter, made of iron (16 gauge being a good thickness), and hammered into convex shape.The short upright pipes shown in the cut pass through them, and to these the plates aresecured by lock nuts…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
