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
C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
C21D9/70—Furnaces for ingots, i.e. soaking pits
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Heat Treatments In General, Especially Conveying And Cooling
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Procédé de fabrication d'un cylindre métallique à cannelures longitudinales, notamment destiné à être utilisé dans la composition d'un train d'étirage d'une machine de préparation et de filature.
Element de grille en metal moule pour echange de chaleur solide-fluide a tres haute temperature, comportant un dispositif d'accrochage integre a la structure de grille