B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21B—ROLLING OF METAL
B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
B21B1/10—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel in a single two-high or universal rolling mill stand
Procede de placement de cannelures, cylindres, cages et laminoirs permettant sur une cage universelle ou semi-universelle finisseuse des passes refouleuses pour des rails
Methode d'imbrications de cannelures destinees aux passes refouleuses d'un laminage universel de profile et cylindres,cages de laminoirs et laminoirs faisant application de cette methode
Procede de logement, par emboitage, d'une pluralite de cannelures refouleuses differentes sur un seul jeu de cylindres d'une cage refouleuse d'un laminoir universel a poutrelles, a rails ou autres profils similaires, ainsi que cylindres, cages et laminoirs