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Siemens Schuckertwerke AG
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Siemens Schuckertwerke AG
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Application filed by Siemens Schuckertwerke AGfiledCriticalSiemens Schuckertwerke AG
Application grantedgrantedCritical
Publication of FR625581ApublicationCriticalpatent/FR625581A/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
C21D9/0006—Details, accessories not peculiar to any of the following furnaces
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FR625581D1925-12-031926-12-02Dispositif d'étanchéité électrique pour fours de recuisson à blanc
ExpiredFR625581A
(fr)