摘要
沉淀法回收了氧化铝为载体的含铂催化剂中的铂，该回收工艺折算成纯铂的回收率为７９～９４％，回收得海绵状铂的纯度为７２．９～９９．５％。
Platinum was recovred with the precipitation method from spent catalyst of platinum on alumina carrier. The recovery of pure platinum by this method is 79￣94%, the purity of the recovered spongy platinum is 72.9￣99.5%.
关键词
沉淀法
氯铂酸铵
催化剂
回收工艺
废催化剂
precipitation method
ammonium chloro-platinate
spongy platinum
catalyst
recovery procedure
