Patents by Inventor Jimmy W. Evans

Jimmy W. Evans 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 production of cellulose ester fibrets
    Patent number: 5071599
    Abstract: A process for the production of cellulose ester fibrets wherein a solution of the cellulose ester is contacted with a non-solvent for the cellulose ester in a precipitation zone under shearing conditions, and a solvent-nonsolvent mixture is separated from the formed fibrets and recycled to the precipitation zone.
    Type: Grant
    Filed: December 14, 1990
    Date of Patent: December 10, 1991
    Assignee: Hoechst Celanese Corporation
    Inventors: Samuel S. McNair, Jr., Jimmy W. Evans