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C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
C22B26/20—Obtaining alkaline earth metals or magnesium
C22B26/22—Obtaining magnesium
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FR521371A1919-07-091920-07-29Perfectionnements à la fabrication de magnésium ou d'alliages de magnésium, et sous-produit de cette fabrication
ExpiredFR521371A
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