Patents by Inventor Steven E. Nazar

Steven E. Nazar 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).

  • Polystyrene bead expansion process
    Patent number: 4765934
    Abstract: Polystyrene beads or beads of other thermoplastic material are expanded to a consolidated foam structure in a hollow cavity of a marine float or other structure by providing the beads with a uniform coating of a saturated brine solution or other aqueous solution of water-soluble salt and exposing the solution to microwave energy to boil the solutioln and thereby heat the beads to cause expansion and fusion to a foam structure.
    Type: Grant
    Filed: August 19, 1987
    Date of Patent: August 23, 1988
    Assignee: Dominion Al-Chrome Corporation
    Inventors: Steven E. Nazar, Jacob Leidner, Ferdinand M. Svirklys