Patents by Inventor Peter Kirkwood HOUSE

Peter Kirkwood HOUSE 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 extracting bitumen from an oil sand stream
    Patent number: 9512363
    Abstract: The present invention provides a method for extracting bitumen from an oil sand stream, the method including at least the steps of: (a) providing an oil sand stream; (b) contacting the oil sand stream with a liquid comprising a non-aqueous solvent thereby obtaining a solvent-diluted oil sand slurry; (c) screening the solvent-diluted oil sand slurry thereby obtaining a screened oil sand slurry and a rejects stream; (d) introducing the rejects stream into a liquid bath; (e) transporting the rejects stream through the liquid bath to a space above the surface of the liquid bath; and (f) extracting bitumen from the screened oil sand slurry obtained in step (c).
    Type: Grant
    Filed: July 16, 2013
    Date of Patent: December 6, 2016
    Assignee: Shell Oil Company
    Inventors: Peter Kirkwood House, Julian Robert Kift, John Patrick Ringstrom
  • METHOD FOR EXTRACTING BITUMEN FROM AN OIL SAND STREAM
    Publication number: 20140021103
    Abstract: The present invention provides a method for extracting bitumen from an oil sand stream, the method including at least the steps of: (a) providing an oil sand stream; (b) contacting the oil sand stream with a liquid comprising a non-aqueous solvent thereby obtaining a solvent-diluted oil sand slurry; (c) screening the solvent-diluted oil sand slurry thereby obtaining a screened oil sand slurry and a rejects stream; (d) introducing the rejects stream into a liquid bath; (e) transporting the rejects stream through the liquid bath to a space above the surface of the liquid bath; and (f) extracting bitumen from the screened oil sand slurry obtained in step (c).
    Type: Application
    Filed: July 16, 2013
    Publication date: January 23, 2014
    Inventors: Peter Kirkwood HOUSE, Julian Robert KIFT, John Patrick RINGSTROM