Patents by Inventor Yiannis Nicolas Dimitratos

Yiannis Nicolas Dimitratos 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 the Manufacture of Chlorodifluoromethane
    Publication number: 20080194779
    Abstract: A process is disclosed for the manufacture of CHClF2 which involves contacting CHCl3, HF and pentavalent antimony catalyst in the liquid phase; passing reactor vapor effluent to a reflux column to produce a reflux column vapor effluent of CHClF2 and HCl; passing the reflux column vapor effluent to a condenser to produce a condenser liquid effluent of CHClF2 and a condenser vapor effluent of CHClF2 and HCl; passing the condenser liquid effluent to the reflux column upper end; and recovering CHClF2 from the condenser vapor effluent.
    Type: Application
    Filed: October 15, 2004
    Publication date: August 14, 2008
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Mark John Christmas, Yiannis Nicolas Dimitratos