Patents Assigned to Metallurgique & Miniere de Rodange-Athus, SA.
  • Method of manufacturing rails
    Patent number: 4486243
    Abstract: At the outlet of a hot rolling mill the temperature of a hot rolled rail is reduced to a value not lower than that at which the pearlitic transformation begins in the rail head. The continuously moving rail is then rapidly cooled to below 650.degree. C. so that at least 80% of the austenite-pearlite transformation has occurred at the end of rapid cooling. The rail is then cooled to ambient temperature.
    Type: Grant
    Filed: October 11, 1983
    Date of Patent: December 4, 1984
    Assignees: Centre de Recherches Metallurgiques-Centrum Voor Research In de Metallurgie, Metallurgique & Miniere de Rodange-Athus, SA.
    Inventors: Nicole Lambert, Pierre Simon, Rene Conti