Practical stationary engineering : in form of questions and answers (1909)
West, Andrew Cassius, 1855- · Boston, Mass. : A.C. West · leaf 18
ter wall,and is to prevent radiation of heat. Bricks project acrossthe air-space, but do not go into the outer wall. This is tokeep the inner wall from collapsing. How thick are the walls ? The wall at the grate line, according to the Hartford set-ting, is 30 inches, the outer wall is 12 inches,… … PRACTICAL STATIONARY ENGINEERING 1 [f )g 1 ] i * \\-r 1 ;: i I 5) ||h h ] ■ c c ^ ] ll : . L , ;. : j / (fte) L-. i [ 1 i ^d ^ li ! ] ] j j : L L ] 3 : » mi: i ] lr « d ! 1 I- i J CM *1] 1 1 ! ! J, [ ! 1 -T <,:--:; !-.-•: if. <?— J What is its use? To keep the coal on the grates and keep the…
Steam engineering · Steam-engines · Steam-boilers
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