Харківський Національний Автомобільно-Дорожній Університет
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Disclosed is a process for regeneration of the spent sulfate etching solution by electrolyte cooling. A cooling process is carried out with addition of salting-out component with further electrochemical extraction of zinc and residual quantity of cuprum ions, and a sulfuric acid is used as a salting-out component.
UAU201108343U2011-07-042011-07-04Process for the regeneration of spent sulfate etching solution
UA67220U
(en)
ÜBERGANGSMETALLVERBUNDHYDROXID AS PRECURSOR FOR ACTIVE POSITIVE ELECTRODE MATERIAL FOR SECONDARY BATTERIES WITH WATER FREE ELECTROLYTE, PROCESS FOR PRODUCING, ACTIVE POSITIVE ELECTRODE MATERIAL FOR SECONDARY BATTERIES WITH WATER FREE ELECTROLYTE, METHOD FOR PRODUCING AN ACTIVE POSITIVE ELECTRODE MATERIAL FOR SECONDARY BATTERIES WITH WATER FREE ELECTROLYTE AND SECONDARY BATTERIES WITH WATER FREE ELECTROLYTE WITH ACTIVE POSITIVE ELECTRODE MATERIAL
Negative electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery and production method for negative electrode for non-aqueous electrolyte secondary battery
Method of electrolytic deposition of arsenic from industrial electrolytes including waste electrolytes used in electrorefining of copper after prior decopperisation of electrolyte.