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C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22C—ALLOYS
C22C38/00—Ferrous alloys, e.g. steel alloys
C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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FR402089D1909-04-151909-04-15Perfectionnements dans les alliages de fer, plus spécialement employés pour plaques de blindage et autres
ExpiredFR402089A
(fr)
Perfectionnements dans les procédés de fabrication des plaques, toles ou feuilles de bi-métal, acier-laiton, acier-nickel, ou acier avec tous autres métaux excepté le cuivre