Method for recovering metal contents of metallurgic waste precipitates or waste dusts by suspension smelting
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United States of America Patent
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Apr 6, 1993
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N/A
app pub date -
Jan 27, 1992
filing date -
Feb 13, 1991
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Abstract
The present invention relates to a method for recovering valuable metals contained in various metallurgic waste precipitates and dusts, and also to a method for forming of the rest of the waste precipitate or dust a slightly soluble product suited for further processing. The recovery of valuable metals and the forming of slightly soluble products is carried out in a suspension smelting furnace, in which case the smelting of the precipitates and dusts is mainly reducing.
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