Patents by Inventor Steven I. Richter

Steven I. Richter 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).

  • Gaseous passivation of metal contaminants on cracking catalyst
    Patent number: 4268416
    Abstract: A contaminating metal on a cracking catalyst used for the cracking of hydrocarbons is passivated by contacting the catalyst at reduction conditions with a reducing gas such as hydrogen that has been saturated with water at ambient conditions.
    Type: Grant
    Filed: September 28, 1979
    Date of Patent: May 19, 1981
    Assignee: UOP Inc.
    Inventors: Laurence O. Stine, Steven I. Richter