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 446
its solution beingspecifically lighter than the general mass ofthe plating solution, rises to the top; thiscauses a current to take place along the faceof the article being plated. If the articlehas a flat surface, supposed that of a waiteror tray, upon which a prominence exists, asa mounting round… … 442 ELECTRO-PLATING. e Other Effects produced in Working.—As the cyanogen com-bines with the silver plate forming the positive electrode, it is dis-solved by the free cyanide of potassium, which the solution musthave ; and being specifically heavier sinks to the bottom, by whicha current downwards…
Metal-work · Electrometallurgy · Metallurgy
Internet Archive · Getty Research Institute · Public Domain Mark 1.0. Free to use for anything.
