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Frazier Simplex Inc
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Frazier Simplex Inc
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Publication of FR851782ApublicationCriticalpatent/FR851782A/fr
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
C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
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FR851782D1939-02-011939-03-17Perfectionnements au procédé de traitements thermiques et aux fours pour permettred'appliquer ces procédés
ExpiredFR851782A
(fr)