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Application filed by Наталія Михайлівна Корчик, Наталия Михайловна Корчик, Анатолій Антонович Нестер, Анатолий Антотович НестерfiledCriticalНаталія Михайлівна Корчик
Priority to UA98062861ApriorityCriticalpatent/UA30791A/en
Publication of UA30791ApublicationCriticalpatent/UA30791A/en
The invention relates to the regeneration of solutions of etching by electrochemical methods, in particular, to the regeneration of waste etching solutions for printed-circuit boards. The task of invention is to improvement of method for regeneration of chloride etching solutions by additionally oxidation and to increase the value of redox-potential.
UA98062861A1998-06-021998-06-02Method for regeneration of chloride etching solutions
UA30791A
(en)
Method for regenerating etching solutions containing iron for the use in etching or pickling copper or copper alloys and an apparatus for carrying out said method