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CONTINUOUS REACTION Co LT
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CONTINUOUS REACTION Co LT
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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
C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
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FR569847D1923-08-181923-08-18Alliages ferreux, leur procédé de fabrication et leur application à la constitution d'objets à l'épreuve des intempéries
ExpiredFR569847A
(fr)
Métal dur constitué par la réunion d'un ou de plusieurs groupes de métaux lourds avec un ou plusieurs métaux de liaison du groupe du fer et son procédé de fabrication