Patents by Inventor Hendrik D'Haese

Hendrik D'Haese 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).

  • Production of powder catalysts
    Publication number: 20020169070
    Abstract: A process for the production of a magnesium chloride powder for use in a catalyst, the process comprising vaporising magnesium chloride in a plasma torch and quenching the vapour with a liquid containing an electron donor to form a magnesium chloride-based powder catalyst wherein at least 80% by weight of the magnesium chloride is present as the hexagonal phase thereof. The invention also relates to a precursor for such a catalyst.
    Type: Application
    Filed: April 30, 2002
    Publication date: November 14, 2002
    Inventors: Guy Debras, Alain Standaert, Hendrik D'Haese
  • Production of powder catalysts
    Patent number: 6420303
    Abstract: A process for the production of a magnesium chloride powder for use in a catalyst, the process comprising vaporizing magnesium chloride in a plasma torch and quenching the vapor with a liquid containing an electron donor to form a magnesium chloride-based powder catalyst wherein at least 80% by weight of the magnesium chloride is present as the hexagonal phase thereof. The invention also relates to a precursor for such a catalyst.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: July 16, 2002
    Assignee: Fina Research, S.A.
    Inventors: Guy Debras, Alain Standaert, Hendrik D'Haese