Patents by Inventor Bruce E. Svenson

Bruce E. Svenson 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).

  • Metal treatment
    Patent number: 4289638
    Abstract: A rust treatment and inhibitor preparation includes a strong acid, such as concentrated phosphoric acid, within an emulsion including wool fat or grease and derivatives. Solvents, stabilizers and absorbing agents are provided in the emulsion. The emulsion enables the acid to remove rust and protect the treated surface from further corrosion without affecting the surface finish.
    Type: Grant
    Filed: September 28, 1979
    Date of Patent: September 15, 1981
    Inventor: Bruce E. Svenson