Patents by Inventor Rene Vervliet

Rene Vervliet 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).

  • Pressure welding metal bars together
    Patent number: 4269344
    Abstract: A process for pressure welding two metal bars together by their ends which omprises bringing together the ends to be welded, the ends being in a wedge-shaped form and at a temperature between melting temperature and 450.degree. C. below the melting temperature, pressing both ends together in the longitudinal direction of the bars so that the ends penetrate into each other, with the edges of the wedges in crossing relationship, and continuing to press both ends into each other until substantially all of the surface material of both wedges is expelled out of the cross-sectional shape of the welded bars.
    Type: Grant
    Filed: November 7, 1978
    Date of Patent: May 26, 1981
    Assignee: Societe Franco-Belge des Laminoirs et Trefileries d'Anvers "Lamitref"
    Inventor: Rene Vervliet