2025-10-31 22:14 浏览次数 7
铁屑
in this paper, a new method of treating the wastewater chromiumcontaining with mixture of iron chippings and aluminium dregs is put forward.
本文提出了用铁屑与铝渣混合处理钢铁钝化含铬废水的新方法,给出了最佳处理条件,并对处理机理进行了分析。
a new process that industrial nitric acid reacts with iron chippings and shavings to produce ferrous nitrate solution is presented.
本文介绍了采用工业硝酸酸化废旧铁屑、制取硝酸亚铁溶液,并以该溶液为主要原料研制新型铁-铬系中温变换催化剂。