Patents Assigned to Weyburn-Bartel Inc.
  • Cast iron components and method of making
    Patent number: 5837069
    Abstract: A cast iron component, eg a camshaft, has a wear-resistant layer formed on at least one surface portion thereof, said layer being rich in primary carbides. The cast iron surrounding the carbides and in the remainder of the component has a structure which is substantially ausferritic. A method of manufacturing a component is also claimed.
    Type: Grant
    Filed: September 16, 1997
    Date of Patent: November 17, 1998
    Assignee: Weyburn-Bartel Inc.
    Inventors: Nicola Deards, Mark Gavin Taylor