Mechanical and marine engineering science ... Specially written as a handbook to the Board of Trade examinations for extra-first-class engineers (1909)
Somerscales, A. N · Glasgow : J. Munro; London, Simpkin, Marshall, Hamilton, Kent · leaf 73
r cent, passing away asgases. The actual composition of coke is about go pure carbon,and the rest sulphur and ash. 20.—The Blast Furnace. The smelting of iron is carried out in the blast furnace, whichis a structure varying from 50 to 100 feet in height and from 12 to25 feet in diameter (figure… … ^O f^m^mm Fig. 17. surface is, generally, now formed of iron plates, and the wholestructure is bound round with angle iron rings. The orifice at the top is closed by an inverted cone, which canbe lowered to admit the charges of ore and fuel. Just below the THE BLAST FURNACE. 71 cone is a lateral…
Naval architecture
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