FR514049A - Procédé relatif à l'obtention par compression du cérium et de ses alliages en particulier du ferro-cérium, sous forme de solides déterminés
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Procédé relatif à l'obtention par compression du cérium et de ses alliages en particulier du ferro-cérium, sous forme de solides déterminés
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FREDERIC LOBSTEIN
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FREDERIC LOBSTEIN
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C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22C—ALLOYS
C22C1/00—Making non-ferrous alloys
C22C1/04—Making non-ferrous alloys by powder metallurgy
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Organic Chemistry
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FR514049A1919-10-291919-10-29Procédé relatif à l'obtention par compression du cérium et de ses alliages en particulier du ferro-cérium, sous forme de solides déterminés
ExpiredFR514049A
(fr)
Procédé pour la production d'acide fluorhydrique en partant des fluorures naturels particulièrement de la fluorite et de l'acide sulfurique, de facon ininterrompue