The detection methods of high level and trace level lead content,the status quo and technology such as pyrometallurgy and hydrometallurgy of the recycling of lead from spent lead-acid battery worldwide were introduced.
对高含量和痕量铅的检测方法、国内外从废旧铅酸电池中回收铅的现状和工艺,如火法冶金和湿法冶金进行了介绍;对废旧铅酸电池中铅回收的发展趋势进行了分析。
De-copper Research for Crude Antimony Containing High Copper by Fire-refining;
高铜粗锑火法精炼除铜研究
The experiment results prove that regenerative removal agent could replace normal removal agent in antimony fire refining.
试验表明,锑火法精炼中再生除铅剂的除铅效果与普通除铅剂基本相同,可替代普通除铅剂使用。
The paper presents a method for deep iron removal from needle antimony by fire refining;where,by using phosphate as iron removal agent under oxidizing atmosphere,the iron in the refined antimony can be reduced to less than 50ppm.
介绍了一种粗锑火法精炼深度除铁的方法,在氧化性气氛下用磷酸盐作为除铁剂,精锑含铁可降至50×10-6以下。
In contrast to the smelting process of the vanadium-titanium-magnetite ore supplied by West Panzhihua mine in China,evaluation for clean production of thermometallurgical separation process of paigeite ore was carried out.
以攀西钒钛磁铁矿冶炼工艺为对比,对硼铁矿火法分离工艺进行了清洁生产评价。
This paper introduces the process, equipments and a production example of pyrometallurgical refining of crude lead, and compares the pyrometallurgical refining with electrolytic refining with respect to the advantage and shortcoming.
介绍了粗铅火法精炼的工艺、设备和生产实例,以及火法精炼与电解精炼工艺优缺点对比。
The equipment constitution,critical technique and characteristic of the automated blowing system of solid reducer for copper pyrometallurgical refining, and obtained effect in practice were introduced.
介绍了铜火法精炼固体还原剂LV自动喷吹系统的设备构成、关键技术和特点,以及实际应用中取得的效果。