Patents by Inventor Maximilian Rochl

Maximilian Rochl 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).

  • PM hot-work steel and method of producing the same
    Patent number: 6015446
    Abstract: A powder-metallurgically produced hot-work steel consists (in weight percent) of: 0.25-0.45 carbon, 2.40-4.25 chromium, 2.50-4.40 molybdenum, 0.20-0.95 vanadium, 2.10-3.90 cobalt, 0.10-0.80 silicon, 0.154-0.65 manganese, the balance being iron and possibly impurities resulting from production. The powder charge with the above-mentioned composition is simultaneously exposed to high compacting pressures and high compacting temperatures in a hot isostatic press.
    Type: Grant
    Filed: April 16, 1998
    Date of Patent: January 18, 2000
    Assignee: Hanspeter Hau
    Inventor: Maximilian Rochl