Patents by Inventor Marcus L. van Nuland

Marcus L. van Nuland 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).

  • Xylene Isomerization Process with Sulfidation
    Publication number: 20160122262
    Abstract: A process is provided for the isomerization of aromatic hydrocarbons including contacting an aromatic hydrocarbon feedstream with a catalyst comprising a hydrogenation metal wherein sulfur is continuously introduced after catalyst start-up for an extended period of time at a concentration of no more than 56 ppm by weight of the aromatic hydrocarbon feedstream.
    Type: Application
    Filed: September 22, 2015
    Publication date: May 5, 2016
    Inventors: Chunshe Cao, Rachel M. Cook, Michel Molinier, Robert G. Tinger, Marcus L. van Nuland