Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 186
IRON-MAKING PROCESSES. 175 cast-iron plates, and the counter, or side opposite the tuyere, with flat bars. Sometimes the lining ofthese is a refractory sandstone or granite; but the cinder-slope (on the side o of the tuyere), onwhich the workman rests his bars, is alwavs of cast iron. The aperture… … ^ vr^t^^vi.. -.,,-,•„ ..,v.^ or eye circular, from U to 2 in. in diameter; it is set at about 20 in. above the bottom, and inclinedat an ande of 30° to 40°, and projects about 8 in. into the fire. The hearth at the bottom measuresabout 2A0 26 in. square. Blast is furnished either by a bellows, or…
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