SELECTIVE REMOVAL OF COPPER-ZINC-ARSENIC IONS FROM AQUEOUS SOLUTIONS WITH FLOTATION TECHNIQUES

Abstract

THE SCOPE OF THIS WORK IS TO INVESTIGATE THE FEASIBILITY OF THE SELECTIVE SEPARATION OF COPPER, ZINC AND ARSENIC IONS FROM DILUTE AQUEOUS SOLUTIONS USING FLOTATION TECHNIQUES. THE FLOTATION TECHNIQUES USED WERE: ION FLOTATION, PRECIPITATE FLOTATION AND ADSORBING COLLOID FLOTATION. THE CONTINUOUS FLOW EXPERIMENTS WERE CONDUCTED BY DISPERSED-AIR IN A FLOTATION COLUMN. THE BATCH EXPERIMENTS WERECARRIED OUT WITH DISSOLVED-AIR JARS. THE SELECTIVE SEPARATION WAS SUCCESSFULLYACHIEVED BY SELECTIVE PRECIPITATION FOLLOWED BY FLOTATION. THE SELECTIVE PRECIPITANTS WERE: SODIUM SULFIDE, XANTHATE SALT AND DITHIO-CARBONATE SALT.

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DOI
10.12681/eadd/1804
Handle URL
http://hdl.handle.net/10442/hedi/1804
ND
1804
Alternative title
ΕΚΛΕΚΤΙΚΗ ΑΠΟΜΑΚΡΥΝΣΗ ΙΟΝΤΩΝ ΧΑΛΚΟΥ, ΨΕΥΔΑΡΓΥΡΟΥ ΚΑΙ ΑΡΣΕΝΙΚΟΥ ΑΠΟ ΥΔΑΤΙΚΑ ΔΙΑΛΥΜΑΤΑ ΜΕ ΤΕΧΝΙΚΕΣ ΕΠΙΠΛΕΥΣΗΣ
Author
Lazaridis, Nikolaos (Father's name: K.)
Date
1991
Degree Grantor
Aristotle University Of Thessaloniki (AUTH)
Committee members
ΣΤΑΛΙΔΗΣ ΓΕΩΡΓΙΟΣ
ΜΑΤΗΣ ΚΩΝΣΤΑΝΤΙΝΟΣ
ΠΑΠΑΔΟΓΙΑΝΝΗΣ ΙΩΑΝΝΗΣ
ΠΟΜΩΝΗΣ ΦΙΛΙΠΠΟΣ
ΒΑΙΜΑΚΗΣ ΤΙΒΕΡΙΟΣ
Discipline
Natural SciencesChemical Sciences
Keywords
ADSORBING COLLOID FLOTATION; Dispersed-air flotation; Dissolved-air flotation; ION FLOTATION; PRECIPITATE FLOTATION; SELECTIVE FLOTATION OF COPPER-ZINC-ARSENIC
Country
Greece
Language
Greek
Description
171 σ.
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