Patents by Inventor Hèléne Ouchterlony

Hèléne Ouchterlony 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).

  • Cemented carbide body
    Patent number: 7297176
    Abstract: The present invention relates to a cemented carbide body with the following composition: Co: 10-12 wt-%, TaC: <3 wt-%, NbC: 1-5.5 wt-%, TiC: 3-5 wt-% and as rest WC. The cemented carbide body is particularly useful for metal cutting operations requiring high wear resistance, high edge retention and high edge toughness.
    Type: Grant
    Filed: January 26, 2005
    Date of Patent: November 20, 2007
    Assignee: Sandvik Intellectual Property AB
    Inventor: Hèléne Ouchterlony
  • Cemented carbide body
    Publication number: 20050211016
    Abstract: The present invention relates to a cemented carbide body with the following composition: Co: 10-12 wt-%, TaC: <3 wt-%, NbC: 1-5.5 wt-%, TiC: 3-5 wt-% and as rest WC. The cemented carbide body is particularly useful for metal cutting operations requiring high wear resistance, high edge retention and high edge toughness.
    Type: Application
    Filed: January 26, 2005
    Publication date: September 29, 2005
    Applicant: Sandvik AB
    Inventor: Helene Ouchterlony
  • Multiple grade cemented carbide inserts for metal working and method of making the same
    Patent number: 6685880
    Abstract: A cemented carbide insert of a first grade has at least one cutting point consisting of a cemented carbide of a second grade with different composition and/or grain size with an uneven transition zone between the first and second grade.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: February 3, 2004
    Assignee: Sandvik Aktiebolag
    Inventors: Lars-&angst;ke Engström, Hélène Ouchterlony
  • Multiple grade cemented carbide inserts for metal working and method of making the same
    Publication number: 20020059850
    Abstract: A cemented carbide insert of a first grade has at least one cutting point consisting of a cemented carbide of a second grade with different composition and/or grain size with an uneven transition zone between the first and second grade.
    Type: Application
    Filed: November 9, 2001
    Publication date: May 23, 2002
    Inventors: Lars-Ake Engstrom, Helene Ouchterlony
  • Metal working drill/endmill blank and its method of manufacture
    Patent number: 6086980
    Abstract: A cemented carbide drill/endmill blank and method of manufacture thereof wherein the drill/endmill includes a core and a surrounding tube with improved technological properties. The difference in Co-content between the core and tube is 1-10 wt-% units and the cubic carbide content is 8-20 wt-% in the tube and 0.5-2 wt-% in the core.
    Type: Grant
    Filed: December 18, 1997
    Date of Patent: July 11, 2000
    Assignee: Sandvik AB
    Inventors: Stephen Foster, Gary McCarthy, Alistair Grearson, Helene Ouchterlony