摘要
研究了除去煤矸石中Fe2 O3 的几种方法。用NH4Cl干法除Fe2 O3 可使煤矸石中Fe2 O3 含量降低到 0 .1%以下。
A few methods of removing Fe from coal gangue have been investigated.The content of Fe 2O 3 in coal gangue can be reduced to less than 0.1% as the NH 4Cl dry-method is used to remove Fe.
出处
《山东化工》
CAS
2002年第6期5-6,共2页
Shandong Chemical Industry
基金
山东省教委基金资助项目 (J0 0C5 3)
