Patents by Inventor Andre Thum

Andre Thum 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).

  • Composition of matter and its use as a coagulant and flocculent
    Patent number: 6929759
    Abstract: The present invention in a preferred form is a novel composition of matter and a method of use, which includes at least a polyaluminum compound in an aqueous solution for use as a coagulant and/or flocculant. The composition of matter additionally includes magnesium and/or calcium and a water-soluble polymeric flocculant.
    Type: Grant
    Filed: March 23, 2004
    Date of Patent: August 16, 2005
    Assignee: CU Chemie Uetikon AG
    Inventors: Herbert Früh, Ulrich Brunner, André Thum
  • Composition of matter and its use as a coagulant and flocculent
    Publication number: 20040195184
    Abstract: The present invention in a preferred form is a novel composition of matter and a method of use, which includes at least a polyaluminum compound in an aqueous solution for use as a coagulant and/or flocculant. The composition of matter additionally includes magnesium and/or calcium and a water-soluble polymeric flocculant.
    Type: Application
    Filed: March 23, 2004
    Publication date: October 7, 2004
    Applicant: CU Chemie Uetikon AG
    Inventors: Herbert Fruh, Ulrich Brunner, Andre Thum