Patents by Inventor Tommy Nylen

Tommy Nylen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Rolls for metal shaping
    Patent number: 6171222
    Abstract: Rolls for metal shaping have at least a peripheral surface of an iron-based Fe—B or Fe—B—C cast alloy having from 1 to 20 wt % chromium; from 0.5 to 3 wt % boron; up to 1.0 wt % carbon; or higher carbon if substantial amounts of strong carbide forming elements such as Mo, V, Ti, W and Nb are present; optional alloying additions including the Mo, V, Ti, W and Nb and also including Si, Al, Mn, Ni and Cu; and, apart from incidental impurities, a balance of Fe.
    Type: Grant
    Filed: August 29, 1997
    Date of Patent: January 9, 2001
    Assignee: Commonwealth Scientific Industrial Research Organisation
    Inventors: Kenneth Donald Lakeland, Graham Leonard Fraser Powell, Tommy Nylen