Patents by Inventor Johannes Leendert Willem Den Boestert

Johannes Leendert Willem Den Boestert 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 for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture
    Publication number: 20090014359
    Abstract: Process for separating colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture using a membrane having a feed side and a permeate side, by contacting the hydrocarbon mixture with the feed side of the membrane, and by removing at the permeate side a hydrocarbon permeate having a reduced content of colour bodies and/or asphalthenic contaminants, wherein the membrane is arranged in a spirally wound membrane module.
    Type: Application
    Filed: October 10, 2005
    Publication date: January 15, 2009
    Inventors: Johannes Leendert Willem Den Boestert, Jeroen Van Westrenen