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Application filed by Українська Академія Друкарства, Украинская Академия КнигопечатанияfiledCriticalУкраїнська Академія Друкарства
Priority to UA98020710ApriorityCriticalpatent/UA29233A/en
Publication of UA29233ApublicationCriticalpatent/UA29233A/en
The present invention relates to the chemical milling of metals and to the etching of relief images at the carbonic steel and can be used in the metal-working industry, polygraphy, instrument-making industry. The solution contains nitric acid, sulphuric acid, water.
UA98020710A1998-02-111998-02-11Solution for the dimentional relief etching at the steel
UA29233A
(en)