Patents by Inventor Martin L. Caruso

Martin L. Caruso 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).

  • Ni-Cr-Mo-Cu alloys resistant to sulfuric acid and wet process phosphoric acid
    Patent number: 6764646
    Abstract: A nickel-chromium-molybdenum-copper alloy that is resistant to sulfuric acid and wet process phosphoric acid contains in weight percent 30.0 to 35.0% chromium, 5.0 to 7.6% molybdenum, 1.6 to 2.9% copper, up to 1.0% manganese, up to 0.4% aluminum, up to 0.6% silicon, up to 0.06% carbon, up to 0.13% nitrogen, up to 5.1% iron, up to 5.0% cobalt, with the balance nickel plus impurities.
    Type: Grant
    Filed: June 13, 2002
    Date of Patent: July 20, 2004
    Assignee: Haynes International, Inc.
    Inventors: Paul Crook, Martin L. Caruso
  • Ni-Cr-Mo-Cu alloys resistant to sulfuric acid and wet process phosphoric acid
    Publication number: 20030231977
    Abstract: A nickel-chromium-molybdenum-copper alloy that is resistant to sulfuric acid and wet process phosphoric acid contains in weight percent 30.0 to 35.0% chromium, 5.0 to 7.6% molybdenum, 1.6 to 2.9% copper, up to 1.0% manganese, up to 0.4% aluminum, up to 0.6% silicon, up to 0.06% carbon, up to 0.13% nitrogen, up to 5.1% iron, up to 5.0% cobalt, with the balance nickel plus impurities.
    Type: Application
    Filed: June 13, 2002
    Publication date: December 18, 2003
    Inventors: Paul Crook, Martin L. Caruso