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HENRI-LOUIS HERRENSCHMIDT
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HENRI-LOUIS HERRENSCHMIDT
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Application filed by HENRI-LOUIS HERRENSCHMIDTfiledCriticalHENRI-LOUIS HERRENSCHMIDT
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Publication of FR334333ApublicationCriticalpatent/FR334333A/fr
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B34/00—Obtaining refractory metals
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Engineering & Computer Science
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Chemical & Material Sciences
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Materials Engineering
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Mechanical Engineering
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Metallurgy
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Organic Chemistry
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FR334333D1903-06-271903-06-27Procédé de traitement des minerais et produits contenant du vanadium, du molybdène, du titane, du tungstène
ExpiredFR334333A
(fr)