ELECTROLYTICALLY PLATING STEEL WITH NICKEL OR COBALT IN PRESENCE OF NITRATE

摘要

A method of electrochemically pretreating articles, especially bands and sheets of steel, for a later one-layer enameling process according to which the article to be pretreated is degreased and, if necessary, pickled and in an electrolytic nickel and/or cobalt bath containing a nitrate ion is provided with a nickel and/or cobalt layer.