Patents by Inventor Alfred V. Cafiero

Alfred V. Cafiero 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).

  • Single-crystal hexaborides and method of preparation
    Patent number: 4260525
    Abstract: An aluminum flux method of preparing binary, ternary, and quaternary single crystal metal hexaborides. The single crystals are prepared by mixing a metal oxide, carbonate, or nitrate compound with boron powder in an amount of aluminum which will solubilize the boron at a reaction temperature of from about 1200.degree. C. to about 1600.degree. C. The mixture is held at the reaction temperature for a sufficient time to form the desired single crystal hexaboride.
    Type: Grant
    Filed: November 27, 1978
    Date of Patent: April 7, 1981
    Assignee: RCA Corporation
    Inventors: Gregory H. Olsen, Alfred V. Cafiero