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1.Nom: Symbole ,chimique: Or Les métaux non ferreux: AU 2.Gisement de minerai d'or dans la nature On a trouve des 98 espèces de minerais aurifères
Information détaillée Ligne de production de Cuivre1. Nom: cuivre symbole ,chimique: Cu 2.le minerai de cuivre dans la nature Chalcopyrite, de la chalcopyrite, bornite, cuprite, malachite, Cu2 (OH).
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Zinc ore is extracted from the earlier one of the metal. Zinc are widely used in electrical industry, mechanical industry, military industry, metallurgy industry, chemical industry, light industry and pharmaceutical industry and other fields. In addition, lead metal in the nuclear industry, oil industry and other departments have more uses.
At the surface, the guide zinc ore is subjected to additional crushing and fine grinding. The flottation approach is then made use of to separate the zinc and other valuable sulphide minerals from your squander rock particles or tailings to form a concentrate.
Ground ore, water and special chemicals are mixed and constantly agitated in banks of flottation cells. Air is blown as a result of the mixture in just about every cell, and the fine zinc sulphide particles sticktothe bubbles which rise to type a froth on the surface from the flottation cell. The tailings sink and are removed in the bottom in the cell. The froth is skimmed off and the resulting zinc sulphide focus is dried. This process upgrades the ore, which may have only 6% zinc, to a focus assaying additional than 50% zinc. Up to 90% of the zincinthe ore might be recovered.
