Patents by Inventor Jacques Hageman

Jacques Hageman 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).

  • Patent number: 4576609
    Abstract: Cellulosic materials and more particularly wood shavings, pulps, and cellulosic textile fibres are exposed to the combined action of microwaves and at least one oxidizing agent.In particular, the process makes it possible to improve the brightness of the end product.
    Type: Grant
    Filed: September 13, 1984
    Date of Patent: March 18, 1986
    Assignee: INTEROX (Societe Anonyme)
    Inventors: Jacques Hageman, Lucien Plumet, Marcel Robberechts
  • Patent number: 4548674
    Abstract: Waste paper containing polymeric contaminants is broken down in the presence of an acidic aqueous solution containing at least one peracid.
    Type: Grant
    Filed: August 2, 1984
    Date of Patent: October 22, 1985
    Assignee: Interox (Societe Anonyme)
    Inventors: Jacques Hageman, Liliane Meyers