Chemistry: electrical and wave energy – Processes and products – Electrostatic field or electrical discharge
Patent
1976-05-13
1977-09-20
Andrews, R. L.
Chemistry: electrical and wave energy
Processes and products
Electrostatic field or electrical discharge
75108, 75109, 75119, 423 43, C25C 116, C22B 300
Patent
active
040495140
ABSTRACT:
Hydrometallurgical process for the recovery of copper arsenate from zinc plant cement copper residues and the use thereof in the purification of zinc electrolyte, with the attendant upgrading of the copper value in the treated cement copper residues.
REFERENCES:
patent: 2509916 (1950-05-01), Griffith et al.
patent: 2509917 (1950-05-01), Griffith et al.
Dulson John E.
Freeman George M.
Morris Monica F.
Andrews R. L.
Texasgulf Canada Ltd.
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