Processes of extraction of zink and iron compounds from electroplating sludge of LLC “Signal-Nedvizhimost” and PLC “Robert Bosch Saratov” Engels are studied. The aim of the work was the determination of optimal parameters of the extraction and further use of the substances as secondary recourses for obtaining of pigments and oil paints on their base.
гидроксиды никеля, железа, цинка, гальваношлам, пигменты- наполнители, краски, hydroxides of nickel, iron, zinc, galvanic sludge, pigments, pigments-extenders, paints
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