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PREPARATION OF METALLIC CHROMIUM OF HIGH PURITY
PREPARATION OF METALLIC CHROMIUM OF HIGH PURITY
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机译:高纯金属铬的制备
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摘要
PURPOSE:To produce efficiently metallic chromium of high purity, by adding carbon powder to the powder of chromium oxide, mixing both powders, granulating the mixture, reducing roughly the obtained granules in a plasma flame, after that, pulverizing the reduction product, kneading and molding and then by reducing in solid phase in the vacuum furnace.
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