Patents by Inventor Theresa E. Feltes

Theresa E. Feltes 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).

  • Selective poisoning of aromatization catalysts to increase catalyst activity and selectivity
    Patent number: 10654771
    Abstract: Spent aromatization catalysts containing a transition metal and a catalyst support are selectively poisoned in the disclosed reforming methods, resulting in improvements in overall aromatics yield and selectivity.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: May 19, 2020
    Assignee: Chevron Phillips Chemical Company, LP
    Inventors: Ryan W. Snell, Theresa E. Feltes, Cori A. Demmelmaier-Chang
  • Selective Poisoning of Aromatization Catalysts to Increase Catalyst Activity and Selectivity
    Publication number: 20190218160
    Abstract: Spent aromatization catalysts containing a transition metal and a catalyst support are selectively poisoned in the disclosed reforming methods, resulting in improvements in overall aromatics yield and selectivity.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 18, 2019
    Inventors: Ryan W. Snell, Theresa E. Feltes, Cori A. Demmelmaier-Chang
  • Selective poisoning of aromatization catalysts to increase catalyst activity and selectivity
    Patent number: 10308568
    Abstract: Spent aromatization catalysts containing a transition metal and a catalyst support are selectively poisoned in the disclosed reforming methods, resulting in improvements in overall aromatics yield and selectivity.
    Type: Grant
    Filed: May 1, 2017
    Date of Patent: June 4, 2019
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Ryan W. Snell, Theresa E. Feltes, Cori A. Demmelmaier-Chang
  • Selective Poisoning of Aromatization Catalysts to Increase Catalyst Activity and Selectivity
    Publication number: 20180312452
    Abstract: Spent aromatization catalysts containing a transition metal and a catalyst support are selectively poisoned in the disclosed reforming methods, resulting in improvements in overall aromatics yield and selectivity.
    Type: Application
    Filed: May 1, 2017
    Publication date: November 1, 2018
    Inventors: Ryan W. Snell, Theresa E. Feltes, Cori A. Demmelmaier-Chang