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FIRTH STERLING STEEL CO
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FIRTH STERLING STEEL CO
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Application filed by FIRTH STERLING STEEL COfiledCriticalFIRTH STERLING STEEL CO
Application grantedgrantedCritical
Publication of FR697611ApublicationCriticalpatent/FR697611A/fr
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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FR697611D1929-09-271930-06-18Perfectionnements aux compositions spéciale pour la fabrication des outils et analogues
ExpiredFR697611A
(fr)