Patents by Inventor Knut Pettesen

Knut Pettesen 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).

  • Aluminum alloy for producing high performance shaped castings
    Patent number: 7087125
    Abstract: An aluminum alloy for shaped castings, the alloy having the following composition ranges in weight percent: about 6.0–8.5% silicon, less than 0.4% magnesium, less than 0.1% cerium, less than 0.2% iron, copper in a range from about 0.1% to about 0.5% and/or zinc in a range from about 1% to about 4%, the alloy being particularly suited for T5 heat treatment.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: August 8, 2006
    Assignee: Alcoa Inc.
    Inventors: Jen C. Lin, Cagatay Yanar, Wenping Zhang, Pål S. Jacobsen, Geir Grasmo, Michael K. Brandt, Moustapha Mbaye, Martijn Vos, Michael V. Glazoff, Knut Pettesen, Svein Jorgensen, Terje Johnsen
  • Aluminum alloy for producing high performance shaped castings
    Publication number: 20050191204
    Abstract: An aluminum alloy for shaped castings, the alloy having the following composition ranges in weight percent: about 6.0-8.5% silicon, less than 0.4% magnesium, less than 0.1% cerium, less than 0.2% iron, copper in a range from about 0.1% to about 0.5% and/or zinc in a range from about 1% to about 4%, the alloy being particularly suited for T5 heat treatment.
    Type: Application
    Filed: January 28, 2005
    Publication date: September 1, 2005
    Inventors: Jen Lin, Cagatay Yanar, Wenping Zhang, Pal Jacobsen, Geir Grasmo, Michael Brandt, Moustapha Mbaye, Martijn Vos, Michael Glazoff, Knut Pettesen, Svein Jorgensen, Terje Johnsen