Recovery of palladium and silver from waste containing palladium, silver and copper are studied.
研究了从含钯银铜的废料中分离回收钯和银。
The new method of producing basic copper carbonate from waste etching solution containing copper.
介绍了利用含铜蚀刻废液合成碱式碳酸铜的新工艺。
Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent.
以酸性蚀刻废液为铜源，水合肼为还原剂，采用液相还原法制备纳米铜粉。
This method can also be used as a reference for the treating arsenic containing copper, nickle or cobalt waste materials.
本方法还为含砷的铜、镍、钴废料的利用提供了参考途径。
To abate the pollution of industrial waste gases, containing CO and organic hydrocarbons, a copper-rare earth oxide catalyst of monolithic form was developed.
研究了含铜-稀土氧化物的非贵金属蜂窝状催化剂，目的是用于含烃类工业废气的净化。
To abate the pollution of industrial waste gases, containing CO and organic hydrocarbons, a copper-rare earth oxide catalyst of monolithic form was developed.
研究了含铜-稀土氧化物的非贵金属蜂窝状催化剂，目的是用于含烃类工业废气的净化。
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