Patents by Inventor ?ke Östlund

?ke Östlund 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).

  • Coated cutting tool
    Patent number: 9463513
    Abstract: A coated cutting tool comprising substrate and a coating, wherein the coating comprises a layer of MTCVD TiCN, and a layer of ?-Al2O3, wherein the ?-Al2O3 layer exhibits an X-ray diffraction pattern, as measured using CuK? radiation, the (hkl) reflections used are (012), (104), (110), (113), (116), (300), (214) and (0 0 12), and the TC(0 0 12) is higher than 5 and a full width half maximum (FWHM) of a rocking curve peak of the (0 0 12) plane of the ?-Al2O3 is lower than 30°.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: October 11, 2016
    Assignee: SANDVIK INTELLECTUAL PROPERTY AB
    Inventors: Åke Östlund, Jonny Edman, Erik Lindahl, Jan Engqvist
  • Coated turning insert and method of making it
    Patent number: RE39999
    Abstract: A coated turning insert particularly useful for turning in stainless steel is disclosed. The insert is characterized by a WC—Co-based cemented carbide substrate having a highly W-alloyed Co-binder phase and a coating including an inner layer of TiCxNyOz with columnar grains followed by a layer of fine-grained, ?-Al2O3 and a top layer of TiN. The layers are deposited by using CVD methods.
    Type: Grant
    Filed: November 29, 1996
    Date of Patent: January 8, 2008
    Assignee: Sandvik Intellectual Property AB
    Inventors: Per Lindskog, Per Gustafson, Björn Ljungberg, Åke Östlund