Patent ID: 8119261

Claim:
A layer system for the formation of a surface layer on a surface of a substrate, comprising: at least one first layer having the composition (Al a Mg b Cr c Me d B e AX m Si k ) α (N u C v O w ) β with (a+b+c+d+e+m+k)=α, (u+v+w)=β, and (α+β)=100, wherein 40≦α≦60 and wherein Me is at least one metal of the group of the chemical elements consisting of: the elements of the secondary groups IVb, Vb, VIb of the periodic system of elements; wherein AX is at least one element of the group of the chemical elements consisting of: the elements of the main group IA, the elements Be, Ca, Sr and Ba, the elements of the secondary groups VIIb, VIIIb, Ib, IIb and IIIb, and the elements of the group of the lanthanoids of the periodic system of chemical elements; wherein 0.004≦m<60, 0.4≦a≦58, 0.04≦b≦12 and 18≦c≦42.