Cleaning deposits from steel workpiece after electrochemical machining, especially in electrolyte containing nitrate, uses blanching solution containing a peroxodisulfate and organic acid or phosphoric acid

摘要

In cleaning deposits from steel workpieces after machining in an electrolyte, especially containing nitrate, the blanching solution containing peroxodisulfate also contains organic acid(s) and/or phosphoric acid. An Independent claim is also included for a blanching solution of this composition for cleaning deposits from a workpiece after treatment in an electrolyte, especially containing nitrate.