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HOYANGFALDENE NORSK ALUMINIUM
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HOYANGFALDENE NORSK ALUMINIUM
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Publication of FR518331ApublicationCriticalpatent/FR518331A/fr
C01F7/20—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts
C01F7/26—Preparation of aluminium oxide or hydroxide from aluminous ores using acids or salts with sulfuric acids or sulfates
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FR518331A1916-12-301920-06-30Procédé de préparation d'oxyde d'aluminium par désagrégation de l'argile au moyen d'acide sulfurique
ExpiredFR518331A
(fr)