Patents by Inventor Britt Benemark

Britt Benemark 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 preparation of iron-based powder and iron-based powder
    Patent number: 6702870
    Abstract: The invention concerns a process permitting the preparation of a new powder, which as such or further processed is useful within a wide variety of different fields and which has magnetic and electric properties. The powder includes at least 0.5% by weight of iron containing silicate and at least 10% by weight of metallic iron and/or alloyed iron and is prepared by a process comprising the steps of mixing an iron containing powder and a silicon containing powder; and reducing the obtained mixture at a temperature above about 450° C.
    Type: Grant
    Filed: November 25, 2002
    Date of Patent: March 9, 2004
    Assignee: Höganäs AB
    Inventors: Lars Hultman, Nils Jonsson, Britt Benemark, Peter Grahn
  • Method for preparation of iron-based powder and iron-based powder
    Publication number: 20030177867
    Abstract: The invention concerns a process permitting the preparation of a new powder, which as such or further processed is useful within a wide variety of different fields and which has magnetic and electric properties. The powder includes at least 0.5% by weight of iron containing silicate and at least 10% by weight of metallic iron and/or alloyed iron and is prepared by a process comprising the steps of mixing an iron containing powder and a silicon containing powder; and reducing the obtained mixture at a temperature above about 450° C.
    Type: Application
    Filed: November 25, 2002
    Publication date: September 25, 2003
    Inventors: Lars Hultman, Nils Jonsson, Britt Benemark, Peter Grahn, Svante Grahn