工艺可能涉及到熔化的氰化钠混合物，带有活性固体物质如活性炭、焦炭等的固体渗碳，气体或油性渗碳剂，还有干法氰化。

The process may involve the use of molten sodium cyanide mixtures; pack carburizing with activated solid material such as charcoal or coke, gas or oil carburizing, and dry cyaniding.

youdao

依据矿物学特性，提出了“原矿浮选—精矿氧化焙烧— 氰化浸金—活性炭吸附金”的选冶联合工艺流程，金选冶总回收率达83．91％。

Based on the properties, a combined flowsheet of flotation-roasting in air -cyanidation-active carbon absorption was developed. The overall recovery of Au is of 83. 91%.

youdao

依据矿物学特性，提出了“原矿浮选—精矿氧化焙烧— 氰化浸金—活性炭吸附金”的选冶联合工艺流程，金选冶总回收率达83．91％。

Based on the properties, a combined flowsheet of flotation-roasting in air -cyanidation-active carbon absorption was developed. The overall recovery of Au is of 83. 91%.

youdao