Patents by Inventor Joachim F. Knaak

Joachim F. Knaak 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).

  • Use of hexagonal chromium (111) oxide hydroxide catalyst in fluorination process
    Patent number: 3978145
    Abstract: An improved process for the reaction of halogenated aliphatic compounds with HF using hexagonal --CrOOH as the catalyst to produce fluorine containing aliphatic compounds.
    Type: Grant
    Filed: November 14, 1974
    Date of Patent: August 31, 1976
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Joachim F. Knaak