FR480819A - Procédé et four de fusion pour la fabrication d'un corps cohérent ductile en tungstène ou en un métal se comportant d'une manière analogue
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Procédé et four de fusion pour la fabrication d'un corps cohérent ductile en tungstène ou en un métal se comportant d'une manière analogue
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S A Ci-Devant Gmur & Cie
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S A Ci-Devant Gmur & Cie
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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
C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
Y02P10/00—Technologies related to metal processing
Y02P10/20—Recycling
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FR480819A1914-01-151916-01-31Procédé et four de fusion pour la fabrication d'un corps cohérent ductile en tungstène ou en un métal se comportant d'une manière analogue
ExpiredFR480819A
(fr)
Procédé pour la fabrication d'alliages à base de tungstène et à teneur élevée, en particulier du ferro-tungstène, et leur introduction dans les bains de métaux en fusion
Perfectionnements apportés aux appareils à fondre en coquille les surfaces intérieures de corps creux ainsi qu'aux appareils utilisés pour former des pièces fondues creuses