Patents by Inventor Joseph Vastag

Joseph Vastag 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).

  • Sand containing flux
    Patent number: 4062703
    Abstract: Zinc ammonium chloride type fluxes can be made that have longer life and reduced smoke characteristics by incorporating 1 to 50% sand into conventional fluxes for use on metal container side seam soldering baths, as well as into galvanizing fluxes.
    Type: Grant
    Filed: November 17, 1975
    Date of Patent: December 13, 1977
    Assignee: W. R. Grace & Co.
    Inventor: Joseph Vastag