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金属学报  1957, Vol. 2 Issue (1): 31-40    
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从铅鼓风炉烟尘富集镉并回收铅的研究——(以碳酸钠作熔剂的铁置换反应法在有色金属冶炼上的应用之三)
赵培英;李庚生;方柄;谈国用;王纯其
中国科学金属研究所;中国科学金属研究所;中国科学金属研究所;冶金工业部第一冶炼厂;冶金工业部第一冶炼厂
ON THE CONCENTRATION OF CADMIUM AND RECOVERY OF LEAD FROM THE LEAD BLAST FURNACE DUST
CHAO PEI-YING;LEE KENG-SHENG;FANG BING;TAN KWO YONG;WANG CHUEN-CHI Institute of Metal Research; Academia Sinica Smelting Works No. l; Ministry of Metal Industries
引用本文:

赵培英;李庚生;方柄;谈国用;王纯其. 从铅鼓风炉烟尘富集镉并回收铅的研究——(以碳酸钠作熔剂的铁置换反应法在有色金属冶炼上的应用之三)[J]. 金属学报, 1957, 2(1): 31-40.
, , , , . ON THE CONCENTRATION OF CADMIUM AND RECOVERY OF LEAD FROM THE LEAD BLAST FURNACE DUST[J]. Acta Metall Sin, 1957, 2(1): 31-40.

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摘要: 本文叙述一个处理铅鼓风炉烟尘的新方法——以碳酸钠为熔剂的铁置换反应法——的试验,并根据铅、镉、砷、锌等在熔炼过程中的转移变化探讨了现有的处理烟尘的石英造渣法的缺点。 主要的试验结果是:富集了烟尘中99.55:的镉于二次烟尘;以粗铅的形式直接回收得95.6:的铅;二次烟尘浸出性能良好,镉的回收率可以达到98.5%。试验证实了这个新方法符合于原料综合利用和一次处理简化操作过程的目的。
Abstract:On the basis of the distribution of lead, cadmium, arsenic and zinc amongthe various phases during the smelting process, the disadvantages of the currentlyadopted method using silica as slag-forming material for the treatment of leadblast furnace dust have been discussed. Experiments have been carried out in treating the dust with a new method,which is based upon the iron precipitation reaction with Na_2CO_3 as flux. Resultsobtained show: 1) 99.55% cadmium of the original dust may be concentrated intothe secondary dust; 2) 95.6% of lead may be recovered simultaneously, its purityis about 97%; 3) as cadmium in the secondary dust is easily leachable, a rate ofrecovery of cadmium as high as 98.5% could be obtained. It is suggested that,the present method, in view of its high recovery of valuable metals and its com-paratively simple operating procedure, is well suitable for the dust treatment inthe lead smelting industries.
收稿日期: 1957-01-18     
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