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C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
C21D7/00—Modifying the physical properties of iron or steel by deformation
C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
C21D7/105—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars of concrete reinforcing bars
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FR1077389D1952-05-201953-05-18Procédé s'appliquant au traitement à froid d'acier à béton
ExpiredFR1077389A
(fr)