Patents by Inventor Jérôme Gerber

Jérôme Gerber 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).

  • Method of producing and separating dinitrile compounds
    Patent number: 7501045
    Abstract: The present invention relates to a process for the manufacture and separation of dinitrile compounds. It relates more particularly to a process for the manufacture and separation of dinitrile compounds from a medium originating from the hydrocyanation of unsaturated mononitriles. The invention consists in feeding the medium comprising the dinitriles to a distillation column and then recovering the purified dinitriles as intermediate fraction, the heavy products being removed as column tail fraction and the light products, including the unsaturated mononitriles, being recovered as top fraction.
    Type: Grant
    Filed: July 23, 2004
    Date of Patent: March 10, 2009
    Assignee: Rhodia Polyamide Intermediates
    Inventors: Jérôme Gerber, Philippe Leconte, Daniel Amoros
  • Method of producing and separating dinitrile compounds
    Publication number: 20060175189
    Abstract: The present invention relates to a process for the manufacture and separation of dinitrile compounds. It relates more particularly to a process for the manufacture and separation of dinitrile compounds from a medium originating from the hydrocyanation of unsaturated mononitriles. The invention consists in feeding the medium comprising the dinitriles to a distillation column and then recovering the purified dinitriles as intermediate fraction, the heavy products being removed as column tail fraction and the light products, including the unsaturated mononitriles, being recovered as top fraction.
    Type: Application
    Filed: July 23, 2004
    Publication date: August 10, 2006
    Inventors: Jerome Gerber, Philippe Leconte, Daniel Amoros