Process for the recovery of copper from copper-containing indust

Details Process for the recovery of copper from copper-containing indust Process for the recovery of copper from copper-containing indust

1991-11-20

1993-09-28

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210724, 210726, 210737, 210912, 423 43, C02F 162

Patent

active

052484416

ABSTRACT:
Process for the recovery of copper from copper-containing industrial waste waters, in which the ionogenic copper or the copper in complex form is firstly reduced with sugar, then with dithionite, and is separated in metallic form.

REFERENCES:
patent: 3784669 (1974-01-01), Elges et al.
patent: 4218219 (1980-08-01), Nagl et al.
patent: 4686285 (1987-08-01), Pedrazzi
patent: 5133873 (1992-07-01), Catlin et al.
ORBIT-Derwent WPAT Database printout dated 11 Apr. 1992-english language abstracts of: DD-PS 256528; DD-PS 230566; JP 62129371 DE OS 2122415, DE OS 2930110, DE OS 2242473.

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