C23C 28/026

Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups [CPC: C23C2/00] - [CPC: C23C26/00] or by combinations of methods provided for in subclasses [CPC: C23C] and [CPC: C25C] or [CPC: C25D] only coatings {only including layers} of metallic material {including at least one amorphous metallic material layer}