| 湿-火联合法从汽车尾气失效催化剂中提取铂族金属新工艺研究 |
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| 引用本文： | 吴晓峰,汪云华,童伟锋.湿-火联合法从汽车尾气失效催化剂中提取铂族金属新工艺研究[J].贵金属,2010,31(4). |
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| 作者姓名： | 吴晓峰 汪云华 童伟锋 |
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| 作者单位： | 昆明贵金属研究所,云南省贵金属材料重点实验室,云南,昆明,650106 |
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| 基金项目： | 云南省社会发展计划(院所技术开发专项)资助项目(2008CF001) |
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| 摘 要： | 针对活性组分溶解法从汽车尾气失效催化剂中提取铂、钯、铑,其浸出残渣存在贵金属含量高、回收率低的问题进行研究,提出了湿-火联合法从汽车尾气失效催化剂中提取铂、钯、铑的新技术方案,采用该工艺可使铂、钯、铑的回收率较活性组分溶解法分别提高了23.53%、2.80%和18.81%。
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| 关 键 词： | 冶金技术 汽车失效催化剂 回收 铂 钯 铑 湿-火联合法 |
A Novel Extraction Process of PGM from Spent Automobile Catalyst Converters by Wet-fire Metallurgical Technique Combined Method |
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| WU Xiaofeng,WANG Yunhua,TONG Weifeng.A Novel Extraction Process of PGM from Spent Automobile Catalyst Converters by Wet-fire Metallurgical Technique Combined Method[J].Precious Metals,2010,31(4). |
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| Authors: | WU Xiaofeng WANG Yunhua TONG Weifeng |
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| Affiliation: | WU Xiaofeng,WANG Yunhua,TONG Weifeng(Yunnan Provincial Key Laboratory of Precious Metal Materials,Kunming Institute of Precious Metals,Kunming 650106,Yunnan,China) |
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| Abstract: | For active component dissolution method to extract platinum,palladium and rhodium from spent automobile exhaust catalyst,there is the problem of high content of precious metals in leaching residues and low recovery.This paper will address the existing problem.A new wet-fire combined process has been introduced.The process increased platinum,palladium and rhodium recovery rate by 23.53%,2.80% and 18.81%,respectively,superior to the active component dissolution method. |
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| Keywords: | metallurgy spent automobile exhaust catalyst recovery Pt Pd Rh wet-fire combined method |
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