A process and apparatus for permitting the magnetization of flexible hard magnetic materials in the form of sheets or strips, such as magnetic rubber, wherein opposing arrays formed from alternating magnetic disks and flux conducting elements are use in sets of two with opposing polar moments such as...http://www.google.com.au/patents/US5428332?utm_source=gb-gplus-sharePatent US5428332 - Magnetized material having enhanced magnetic pull strength and process and apparatus for the multipolor magnetization of the material
