Patents by Inventor Robin E. Shepherd

Robin E. Shepherd 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).

  • Hydrocarbon conversion catalyst and process of using thereof
    Patent number: 6514904
    Abstract: A catalyst and a process for using the catalyst are disclosed generally for the conversion of hydrocarbons. By the use of at least one high temperature calcination under dry conditions, a catalyst with a beneficial combination of lowered surface area and excellent piece crush is created. X-ray diffraction pattern information is used to distinguish the resulting product.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: February 4, 2003
    Assignee: UOP LLC
    Inventors: Mark D. Moser, Robin E. Shepherd, Andrzej Z. Ringwelski, John Y. G. Park
  • Attrition resistant catalyst with reduced surface area
    Patent number: 6503866
    Abstract: A process for preparing a catalyst, the catalyst itself, and a process for using the catalyst are disclosed generally for the conversion of hydrocarbons. By the use of at least one high temperature calcination under substantially dry conditions, a catalyst with a beneficial combination of lowered surface area and excellent piece crush is created. X-ray diffraction pattern information is used to distinguish the resulting product.
    Type: Grant
    Filed: January 4, 2001
    Date of Patent: January 7, 2003
    Assignee: UOP LLC
    Inventors: Robin E. Shepherd, Mark D. Moser, John Y. G. Park, Andrzej Z. Ringwelski