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Application filed by Ирина Викторовна Атаманюк, Виктория Викторовна СпивакfiledCriticalИрина Викторовна Атаманюк
Priority to UAU201006237UpriorityCriticalpatent/UA54826U/en
Publication of UA54826UpublicationCriticalpatent/UA54826U/en
Solid-Sorbent Or Filter-Aiding Compositions
(AREA)
Abstract
A process for the extraction of ions of heavy metals from polluted natural and industrial waste water comprises adsorption on natural saponite sorbent of ions of heavy metals of chrome, manganese, cobalt, nickel, copper without preliminary treatment of sorbent, and additionally the sorption process is carried out on natural saponite sorbent, which is activated by the 20-31 % solution of hydrochloric acid.
UAU201006237U2010-05-252010-05-25Process for extraction of zinc ions from waste water
UA54826U
(en)
Direct purification process from a nickel laterite leaching effluent which comprises adjusting the pH of a leaching solution between 1 and 3, selective adsorption of nickel and copper on ferric or ferrous iron by means of an ion exchange resin, and recovery of nickel.