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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
C22C1/05—Mixtures of metal powder with non-metallic powder
C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
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FR761932D1933-09-011933-09-01Procédé de fabrication d'alliages métalliques durs
ExpiredFR761932A
(fr)