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Recovering copper from waste water treatment sludge

Q. Dear Sir/Madam,

I need suggestion. I have a solid sludge from precipitation process and it contained of copper, iron, chrome, nickel and manganese. I want to take the copper. How to separate the copper from the other?

Thank you very much,

Rika
- Jakarta, Indonesia

++++

Q. Hi,

I would like to know if they are simple and quick ways to extract copper from copper sludge other than electrolysis, fermentation, acid leaching or ferrite process... thanks for your help... :)

Cheng
- Singapore

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