PROCEDE ET DISPOSITIF POUR AMELIORER LES PROPRIETES DES TOLES MINCES EN ACIER

摘要

In order to improve the surface characteristics of steel structure, it is proposed according to the invention to make at least one roll of a rolling-mill with a motif or pattern of motifs. The invention also includes apparatus for marking the roll which includes means for driving the roll marking device itself from the roll so that proper synchronization between the movements of the roll and marking device is achieved.