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C21B11/00—Making pig-iron other than in blast furnaces
C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
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FR925968D1946-04-241946-04-24Procédé pour la fabrication de fonte à basse teneur de carbone et cubilot permettant la réalisation pratique du procédé
ExpiredFR925968A
(fr)