Patents by Inventor Cristiane Michaëla VISSER

Cristiane Michaëla VISSER 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).

  • Method for removing oxygen from an oil sand stream
    Patent number: 9222030
    Abstract: The present invention provides a method for removing oxygen from an oil sand stream, the method including the steps of: (a) providing an oil sand stream; (b) introducing the oil sand stream into a liquid bath; (c) transporting the oil sand through the liquid bath to a confined space above the surface of the liquid bath; (d) removing the oil sand from the confined space; and (e) extracting bitumen from the oil sand removed in step (d).
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: December 29, 2015
    Assignee: Shell Oil Company
    Inventors: Stephen Gerard Delude, Steven Paul Giles, Cristiane Michaëla Visser
  • METHOD FOR REMOVING OXYGEN FROM AN OIL SAND STREAM
    Publication number: 20130299392
    Abstract: The present invention provides a method for removing oxygen from an oil sand stream, the method including the steps of: (a) providing an oil sand stream; (b) introducing the oil sand stream into a liquid bath; (c) transporting the oil sand through the liquid bath to a confined space above the surface of the liquid bath; (d) removing the oil sand from the confined space; and (e) extracting bitumen from the oil sand removed in step (d).
    Type: Application
    Filed: May 9, 2013
    Publication date: November 14, 2013
    Inventors: Stephen Gerard DELUDE, Steven Paul GILES, Cristiane Michaëla VISSER