Electric Smelting and Refining: The Extraction and Treatment of Metals by Means of the Electric CurrentCharles Griffin, 1897 - 416 páginas |
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Términos y frases comunes
alkaline alkaline earth metals alloy alumina aluminium aluminium fluoride amperes per sq anode antimony apparatus arrangement bath bismuth Borchers bottom calcined calcium carbon rods cathode cell cent cerium charge chemical chloride chromium compartment compounds conductor connection consists containing crucible cryolite cuprous current density cyanide decomposed deposited described dissolved dynamo electric current electrodes electrolyte electromotive force employed Engineering English Patent experiments extraction fluoride furnace fused German Patent gold grms heat hydrogen impurities insoluble iron latter lead liquid lithium magnesium material matte melting vessel mercury metal metallurgical method metre mixture nickel obtained operation oxide oxidised oxygen placed plant plates pole potassium practical precipitated production proportion pure quantity reduced refining residue reverberatory furnace roasted salts separated Siemens silver smelting sodium soluble solution specific gravity substances sufficient suitable sulphide sulphuric acid surface tank temperature tion treated treatment tube vats volts whilst wire zinc zinc sulphate
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