Method for enriching germanium concentrates from low-germanium coal dust

从低锗煤尘中湿法富集锗精矿的一种方法

Abstract

The invention relates to a method for enriching germanium concentrates from low-germanium coal dust by a wet method, belonging to the technical field of metallurgical chemistry. The method comprises the following steps: circulating acid leaching, serosity desilication, germanium precipitation of tannin extracts, separation by floating upwards, washing and drying, low-temperature roasting, and the like. The method has the advantages of high germanium coefficient of recovery, simple technological operation, high yield efficiency, and the like.
从低锗煤尘中湿法富集锗精矿的一种方法,属于冶金化工技术领域。包括酸循环浸出、浆液除硅、栲胶沉锗、上浮分离、洗涤干燥、低温焙烧等过程,该方法具有锗回收率高、工艺操作简单、生产效率高等优点。

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Cited By (16)

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