The practical metal-worker's assistant : containing the arts of working all metals and alloys, forging of iron and steel, hardening and tempering, melting and mixing, casting and founding, works in sheet metal, the processes dependent on the ductility of the metals, soldering, and the most improved processes, and tools employed by metal-workers, with the application of the art of electro-metallurgy to manufacturing processes : collected from original sources, and from the works of Holtzapffel, Bergeron, Leupold, Plumier, Napier, and others ... (1851)
Byrne, Oliver · Philadelphia : H.C. Baird · leaf 25
Fig. 5. Fig. 6. Fig. 3. … MANUFACTURE OF MALLEABLE IRON. 21 continually flow, to prevent the flame from burning the cylinders.L and M, two upright cylinders, standing on the water plates; andbetween which cylinders in space B are placed in equal alternatelayers, the pulverized ore and charcoal, or 25 per cent, in weight…
Metal-work · Electrometallurgy · Metallurgy
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