Patents by Inventor Bo Blom

Bo Blom 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 INSERT
    Publication number: 20080299366
    Abstract: The present invention relates to a cutting tool insert for parting, grooving and threading in steel and stainless steels comprising a substrate and a coating. The substrate comprises WC, from about 7.5 to about 10.5 wt-% Co, from about 0.7 to about 1.1 wt-% Cr and from about 100 to about 300 ppm Ti. Ti may partly be replaced by Ta to a weight ratio Ti/Ta of equal to or more than about 0.8. The coating comprises two (Ti,Al)N-layers with different Al/Ti-ratios: an inner AlyTi1-yN-layer with y equals from about 0.4 to about 0.67 with a thickness of from about 0.3 to about 2.5 ?m and an outer AlwT1-wN layer with w equals from about 0.15 to about 0.35 with a thickness of from about 0.5 to about 5.0 ?m.
    Type: Application
    Filed: May 23, 2008
    Publication date: December 4, 2008
    Applicant: Sandvik Intellectual Property AB
    Inventors: Mats Ahlgren, Susanne Norgren, Anders Nordgren, Ann-Britt Ljungberg, Anders Jonsson, Ann-Marie Malm, Bo Blom, Martin Hansson