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crushing process sample calculations for wastes printed circuit boards

Jan 01, 2020· A simpleprocessfor the recovery of palladium fromwastesofprinted circuit boards. ...WastePCBs. Shredding andcrushing. Supercritical water oxidation, then 0.1 M HCl leaching of base metals. ... F.-S. ZhangSelective recovery of palladium fromwaste printed circuit boardsby a novel non-acidprocess. J. Hazard. Mater., 279 (2014), pp. 46 ...

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