Patents by Inventor Ulrike Egger

Ulrike Egger 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 for consolidating and hydrophobicizing soil materials
    Patent number: 6368659
    Abstract: The invention relates to a process for consolidating and hydrophobicizing soil materials of clay type or of siliceous type, using alkali metal silicates and alkali metal siliconates.
    Type: Grant
    Filed: September 20, 1999
    Date of Patent: April 9, 2002
    Assignee: Wacker-Chemie GmbH
    Inventors: Helmut Weber, Ulrike Egger