Patents by Inventor Carl-Axel Blande

Carl-Axel Blande 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).

  • Iron or steel powder, a process for its manufacture and press-sintered products made therefrom
    Patent number: 4518427
    Abstract: Chromium-containing iron or steel powder containing about 0.2-15 percent by weight of chromium, the rest being iron. The powder is characterized thereby that the chromium is present in the form of a powder-formed Fe-Cr-alloy in .alpha.-phase containing about 40-50 percent by weight of chromium and having a particle size essentially less than about 50 .mu.m; a process for manufacturing the powder and pressed and sintered products manufactured in a powder-metallurgical manner starting from the said powder.
    Type: Grant
    Filed: October 26, 1982
    Date of Patent: May 21, 1985
    Assignee: Hoganas AB
    Inventors: Jan R. Tengzelius, Carl-Axel Blande, Lars-Erik Svensson