Patents by Inventor Johan Versieck

Johan Versieck 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).

  • Layered filter structure comprising short metal fibers
    Patent number: 7445853
    Abstract: The invention relates to a layered filter structure, said filter element comprises—a first layer, said first layer comprising a porous metal layer;—a second layer, said second layer comprising a self-supporting layer of sintered short metal fibers. The first and the second layer are sintered together. The layered filter structure is in particular suitable as surface filtration medium, for example for the filtration of liquids or gases.
    Type: Grant
    Filed: October 6, 2003
    Date of Patent: November 4, 2008
    Assignee: NV Bekaert SA
    Inventors: Ronny Losfeld, Johan Versieck
  • Filter for a spin pack assembly
    Publication number: 20070012612
    Abstract: The invention relates a spinpack filter comprising a porous structure of sintered short metal fibers, having a polygonal cross-section. The invention further relates to an assembly for spinpack filtration and to a method of manufacturing a spinpack filter.
    Type: Application
    Filed: September 2, 2004
    Publication date: January 18, 2007
    Inventors: Frank Verschaeve, Johan Versieck
  • Layered filter structure comprising short metal fibers
    Publication number: 20060003162
    Abstract: The present invention relates to short metal fibers. A set of short metal fibers, with an equivalent diameter ranging from 1 to 150$(m)m, comprises entangled and curved fibers. At least 10% of the short metal fibers are entangled, whereas the length of the curved fibers is distributed according to a gamma-distribution, having an average length preferably between 10 and 2000$(m)m.
    Type: Application
    Filed: October 6, 2003
    Publication date: January 5, 2006
    Applicant: N.V.BEKAERT S.A.
    Inventors: Ronny Losfeld, Johan Versieck