Patent ID: 8518194

Claim:
Magnetic article comprising, in total, elements in amounts capable of providing at least one (La 1-a M a )(Fe 1-b-c T b Y c ) 13-d X e phase and less than 5 Vol % impurities, wherein 0≦a≦0.9, 0≦b≦0.2, 0.05≦c≦0.2, −1≦d≦+1, 0≦e≦3, M is one or more of the elements Ce, Pr and Nd, T is one or more of the elements Co, Ni, Mn and Cr, Y is one or more of the elements Si, Al, As, Ga, Ge, Sn and Sb and X is one or more of the elements H, B, C, N, Li and Be, wherein the magnetic article comprises a permanent magnet comprising: a non-magnetic matrix, and a plurality of permanently magnetic inclusions comprising at least one α-Fe-type phase distributed in the non-magnetic matrix.