Patents by Inventor Marco Albert Henri Marie

Marco Albert Henri Marie 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 to prepare a process oil
    Patent number: 7186876
    Abstract: A process to prepare a process oil with an aromatic content of more than 50 wt % (according to ASTM D 2007) and a polycyclic aromatics (PCA) less than 3 wt % (according to IP 346) by (a) contacting a feed mixture of a petroleum fraction boiling in the lubricating oil range and an aromatic rich hydrocarbon fraction with a polar solvent in a counter-current liquid-liquid extraction column, wherein the process oil is obtained by removing the polar solvent from the top product and an extract is obtained by removing the polar solvent from the top product and an extract is obtained by removing the polar solvent from the bottom product.
    Type: Grant
    Filed: April 10, 2001
    Date of Patent: March 6, 2007
    Assignee: Shell Oil Company
    Inventors: Mark Richard Stening Manton, Marco Albert Henri Marie
  • Process to prepare a process oil
    Publication number: 20030121829
    Abstract: Process to prepare a process oil with an aromatic content of more than 50 wt % (according to ASTM D 2007) and a polycyclic aromatics (PCA) less than 3 wt % (according to IP 346) by (a) contacting a feed mixture of a petroleum fraction boiling in the lubricating oil range and an aromatic rich hydrocarbon fraction with a polar solvent in a counter-current liquid-liquid extraction column, wherein the process oil is obtained by removing the polar solvent from the top product and an extract is obtained by removing the polar solvent from the bottom product.
    Type: Application
    Filed: October 9, 2002
    Publication date: July 3, 2003
    Inventors: Mark Richard Stening Manton, Marco Albert Henri Marie