Patents by Inventor Marc Andrew Vlug

Marc Andrew Vlug 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).

  • Process of melt impregnation
    Patent number: 5798068
    Abstract: A process of making a fiber-reinforced polymeric material comprises sliding a fiber bundle over an arcuate support surface (2) in the line of the arc, and injecting into the bundle a molten or liquid polymer through a plurality of slots (4) in the surface, each slot being transverse to the bundle. The process allows effective impregnation of materials, at relatively high production speed and low capital costs.
    Type: Grant
    Filed: November 4, 1996
    Date of Patent: August 25, 1998
    Assignee: Shell Research Limited
    Inventor: Marc Andrew Vlug