The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 340
mallmeshed nddle, removing all the heavy pieces of charcoal or stonesthat may be accidentally mixed with it. The raw ore being nextselected and mixed, and being broken into small pieces about the si/eot a hazel nut, is thoroughly moistened with water. A dam is thenmade between the iron and slag… … References.—I. H. Iron Hearth.—S. H. Slag Hearth.—C. and D. Ch;ucoaland Dust.—.S. Slag.—C. Charcoal.-O. Ore.-F. Floor. The Twycre pipe, which is made of white clay, and bears a violentheat for a long time without melting, is then inserted through thesmall hole in the side wall of the first iron…
Architecture · Civil engineering · Science
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