ETUDE COMPARATIVE DES PROCESSUS DE DEPOLLUTION EN UTILISANT DES ARGILES NATURELLES ET MODIFIEES CHIMIQUE

  • NISTOR DENISA
    UNIVERSITY OF BACĂU, CALEA MARASESTI 157, RO-5500 BACĂU, ROMANIA
    DNISTOR@UB.RO
  • SIMINICEANU ILIE
    TECHNICAL UNIVERSITY “GH. ASACHI”, BD. MANGERON 71, RO-6600 IAŞI, ROMANIA
    ISIMINIC@CH.TUIAŞI.RO
  • AZZOUZ ABDELKRIM
    UNIVERSITY OF BACĂU, CALEA MARASESTI 157, RO-5500 BACĂU, ROMANIA

Abstract

The separation of copper from dilute aqueous systems is studied for environmental protection. In this paper was studied the removal of copper from dilute aqueous solutions by ion exchange with crude clays and chemical modified clays (pillared layer clays).

Cuvinte cheie

pillared layer clays surface acidity copper depollution processes