Patents by Inventor Timo Norvasto

Timo Norvasto 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).

  • Method for manufacturing a coiler drum and a coiler drum
    Patent number: 7814772
    Abstract: A method for manufacturing a coiler drum to be used in a coiler furnace and a coiler drum. The method comprises the step of forming a trinickel aluminide containing surface layer onto a coiler drum body.
    Type: Grant
    Filed: November 29, 2007
    Date of Patent: October 19, 2010
    Assignee: Metso Minerals, Inc.
    Inventors: Osmo Mikkola, Timo Norvasto, Pirjo Virtanen
  • Method for manufacturing a coiler drum and a coiler drum
    Publication number: 20090139291
    Abstract: A method for manufacturing a coiler drum to be used in a coiler furnace and a coiler drum. The method comprises the step of forming a trinickel aluminide containing surface layer onto a coiler drum body.
    Type: Application
    Filed: November 29, 2007
    Publication date: June 4, 2009
    Applicant: METSO LOKOMO STEELS OY
    Inventors: Osmo Mikkola, Timo Norvasto, Pirjo Virtanen