The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 233
Scale i inch to a foot. A. The Hopper to contain the charge oi ore anil coal. B. Preparatory oven or bed.( . Wheels to regulate the supply of the mixture.D, Shaft to which the perforated bottom E is attached.F. Chimney, nearly double in area to that which is require 1 on the old system of puddling. … Scale J inch to a foot. I m at** bars, iron is produced, of a quality in every respect equal, and in powers oftension superior, to that which results from the second piling and reheatingin the common mode; it is therefore contended that the two processes pro-duce from the hsematite nearly one-third…
Architecture · Civil engineering · Science
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