Recovering germanium from coal ash by chlorination with ammonium chloride

• 作 者: ZHUGuocai SHIWenzhong 等
• 机 构: InstituteofNuclearEnergyTechnology,ChemistryDepartment
• 出 处: 稀有金属：英文版
• 发表日期: 2002年4期
• 关键词: 锗 回收锗 煤灰 氯化铵 germanium recovery coal ash chlorination lignite
• 基金项目: This project is financially supported by the National Nature Science Foundation of China (No. 59804004) and (No.50274046)

A new process of enriching germanium from coal ash was developed.The process involves in mixing the coal ash and ammonium chloride and then roasting the mixture to produce germanium chloride that is then absorbed by dilute hydrochloric acid and hydrolyzed