Patents by Inventor Virgil G. Strang

Virgil G. Strang 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).

  • Arc welding filter
    Patent number: 4617033
    Abstract: A device intended to remove pollutants from the gases surrounding an arc welding operation comprising principally a blower adapted to draw the gases away from the welding operation. The gases are drawn into an inlet located near the work area through a hose having coils adapted to absorb heat from the gases. A filter using both magnetic and mechanical means is used to filter the pollutants from the gases before discharging into the ambient atmosphere.
    Type: Grant
    Filed: December 7, 1984
    Date of Patent: October 14, 1986
    Inventor: Virgil G. Strang