Patents by Inventor Melvin Linzer

Melvin Linzer 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).

  • High temperature ultrasonic testing of materials for internal flaws
    Patent number: 4898034
    Abstract: An apparatus is disclosed for nondestructive evaluation of defects in hot terials, such as metals and ceramics, by sonic signals, which includes a zirconia buffer in contact with a hot material being tested, a liquid couplant of borax in contact with the zirconia buffer and the hot material to be tested, a transmitter mounted on the zirconia buffer sending sonic signals through the buffer and couplant into the hot material, and a receiver mounted on the zirconia buffer receiving sonic signals reflected from within the hot material through the couplant and the buffer.
    Type: Grant
    Filed: August 23, 1988
    Date of Patent: February 6, 1990
    Assignee: The United States of America as represented by the Department of Energy
    Inventors: David S. Kupperman, Melvin Linzer