Patents by Inventor Miles Firnhaber

Miles Firnhaber 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).

  • Nickel-chromium alloys
    Patent number: 4137074
    Abstract: A nickel-chromium alloy composed of the following ingredients in the following ranges of percentage by weight:______________________________________ Ni 47.00 - 50.00 Cr 34.00 - 40.00 Cu .05 - .08 Fe 3.00 - 6.00 C .18 - .30 Si .75 - 1.50 Mn .10 - .30 Co .75 - 1.50 Mo 2.50 - 3.
    Type: Grant
    Filed: April 17, 1978
    Date of Patent: January 30, 1979
    Inventor: Miles Firnhaber
  • Nickel-chromium alloys
    Patent number: 4130420
    Abstract: A nickel-chromium alloy composed of the following ingredients in the following ranges of percentage by weight:______________________________________ Ni 41.8 - 46.2 Cr 36.72 - 40.58 W 2.23 - 2.47 Fe 2.71 - 2.99 C .13 - .17 Si 1.23 - 1.37 Mn .99 - 1.09 Co 3.48 - 3.84 Mo 5.70 - 6.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: December 19, 1978
    Inventor: Miles Firnhaber