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RASSELSTEINER EISENWERKSGESELL
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RASSELSTEINER EISENWERKSGESELL
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Publication of FR817832ApublicationCriticalpatent/FR817832A/en
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
C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
C21D1/84—Controlled slow cooling
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FR817832D1937-02-131937-02-13
Method and device for cooling uncovered annealed sheets
ExpiredFR817832A
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