When a method called the cyanide process was invented, men made fortunes buying dumps of rock abandoned as commercially worthless and putting them through the new method.
A new method of handling cyanide wastewater produced in roasting-cyanidation process was proposed in the paper.
研究提出了一个焙烧—氰化工艺中含氰废水处理的新方法。
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After analyzing the experimental result for the affecting factors, the project that using the method of intermittence reaction to treat the cyanide wastewater is proposed.